{"id":986,"date":"2026-07-13T15:00:00","date_gmt":"2026-07-13T07:00:00","guid":{"rendered":"https:\/\/borrapumps.com\/blog\/fire-pump-jockey-pump-piping-diagram\/"},"modified":"2026-10-16T22:49:48","modified_gmt":"2026-10-16T14:49:48","slug":"fire-pump-jockey-pump-piping-diagram","status":"publish","type":"post","link":"https:\/\/borrapumps.com\/ar\/blog\/fire-pump-jockey-pump-piping-diagram\/","title":{"rendered":"\u0645\u0627\u0630\u0627 \u064a\u062d\u062a\u0627\u062c \u0627\u0644\u0631\u0633\u0645 \u0627\u0644\u062a\u062e\u0637\u064a\u0637\u064a \u0644\u0644\u0641\u0635\u0644\u061f"},"content":{"rendered":"<div class=\"b2b-article\">\n<p style=\"margin:0 0 16px;line-height:1.7\"><strong>\u062a\u062d\u0627\u0641\u0638 \u0645\u0636\u062e\u0629 \u0627\u0644\u062c\u0648\u0643\u064a \u0639\u0644\u0649 \u0636\u063a\u0637 \u0627\u0644\u0646\u0638\u0627\u0645 \u0641\u064a \u0645\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u0641\u0648\u0627\u0642\u062f \u0627\u0644\u0637\u0641\u064a\u0641\u0629\u060c \u0648\u0644\u064a\u0633\u062a \u0627\u0644\u0645\u0636\u062e\u0629 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0644\u062a\u062f\u0641\u0642 \u0645\u064a\u0627\u0647 \u0645\u0643\u0627\u0641\u062d\u0629 \u0627\u0644\u062d\u0631\u0627\u0626\u0642.<\/strong> \u0639\u0646\u062f \u0641\u062a\u062d \u0645\u062e\u0637\u0637 \u0623\u0646\u0627\u0628\u064a\u0628 \u0645\u0636\u062e\u0629 \u0627\u0644\u062d\u0631\u064a\u0642 \u0648\u0645\u0636\u062e\u0629 \u0627\u0644\u062c\u0648\u0643\u064a\u060c \u062a\u062a\u0645\u062b\u0644 \u0627\u0644\u0645\u0647\u0645\u0629 \u0627\u0644\u0623\u0648\u0644\u0649 \u0641\u064a \u062a\u062a\u0628\u0639 \u0645\u0633\u0627\u0631\u064a\u0646 \u0647\u064a\u062f\u0631\u0648\u0644\u064a\u0643\u064a\u064a\u0646: \u062e\u0637 \u0627\u0644\u062a\u062f\u0641\u0642 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0644\u0645\u0643\u0627\u0641\u062d\u0629 \u0627\u0644\u062d\u0631\u0627\u0626\u0642 \u0648\u062d\u0644\u0642\u0629 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0623\u0635\u063a\u0631 \u0627\u0644\u0645\u062e\u0635\u0635\u0629 \u0644\u0644\u0645\u062d\u0627\u0641\u0638\u0629 \u0639\u0644\u0649 \u0627\u0644\u0636\u063a\u0637. \u0644\u0644\u0627\u0637\u0644\u0627\u0639 \u0639\u0644\u0649 \u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629 \u0639\u0644\u0649 \u0645\u062c\u0645\u0648\u0639\u0629 \u0645\u0636\u062e\u0627\u062a \u0627\u0644\u062d\u0631\u064a\u0642\u060c \u0631\u0627\u062c\u0639 <a href=\"https:\/\/borrapumps.com\/ar\/blog\/fire-pump\/\">\u062f\u0644\u064a\u0644 \u0645\u0636\u062e\u0627\u062a \u0627\u0644\u062d\u0631\u064a\u0642<\/a>.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\"><img decoding=\"async\" style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" alt=\"BORRAPUMP EDJ integrated fire pump set for engineered fire-protection projects\" src=\"https:\/\/borrapumps.com\/wp-content\/uploads\/2026\/05\/EDJ-Integrated-Fire-Pump-Set-For-Fire-Fighting.webp\" \/><\/p>\n<nav class=\"b2b-toc\" style=\"background:#f5f8fa;padding:16px 20px;border-radius:8px;margin:0 0 24px\">\n<h2 style=\"margin:42px 0 14px\">\u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a<\/h2>\n<ul style=\"margin:0 0 18px 1.2em;line-height:1.7\">\n<li style=\"margin:0 0 8px\"><a href=\"#part-1-what-does-the-diagram-need-to-separate\">\u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u0623\u0648\u0644. \u0645\u0627 \u0627\u0644\u0630\u064a \u064a\u062c\u0628 \u0623\u0646 \u064a\u0641\u0635\u0644\u0647 \u0627\u0644\u0645\u062e\u0637\u0637\u061f<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#part-2-how-do-main-pump-jockey-pump-and-controller-signals-relate\">\u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u062b\u0627\u0646\u064a. \u0645\u0627 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0628\u064a\u0646 \u0627\u0644\u0645\u0636\u062e\u0629 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0648\u0645\u0636\u062e\u0629 \u0627\u0644\u062c\u0648\u0643\u064a \u0648\u0625\u0634\u0627\u0631\u0627\u062a \u0648\u062d\u062f\u0629 \u0627\u0644\u062a\u062d\u0643\u0645\u061f<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#part-3-which-piping-items-should-a-buyer-check\">\u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u062b\u0627\u0644\u062b. \u0645\u0627 \u0639\u0646\u0627\u0635\u0631 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u062a\u064a \u064a\u0646\u0628\u063a\u064a \u0644\u0644\u0645\u0634\u062a\u0631\u064a \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646\u0647\u0627\u061f<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#part-4-why-is-the-sensing-line-important\">\u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u0631\u0627\u0628\u0639. \u0644\u0645\u0627\u0630\u0627 \u064a\u064f\u0639\u062f \u062e\u0637 \u0627\u0633\u062a\u0634\u0639\u0627\u0631 \u0627\u0644\u0636\u063a\u0637 \u0645\u0647\u0645\u064b\u0627\u061f<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#part-5-how-should-edj-packages-be-reviewed\">\u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u062e\u0627\u0645\u0633. \u0643\u064a\u0641 \u064a\u0646\u0628\u063a\u064a \u0645\u0631\u0627\u062c\u0639\u0629 \u0645\u062c\u0645\u0648\u0639\u0627\u062a EDJ\u061f<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#part-6-which-borrapump-products-fit-a-diagram-review\">\u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u0633\u0627\u062f\u0633. \u0645\u0627 \u0645\u0646\u062a\u062c\u0627\u062a BORRAPUMP \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0645\u062e\u0637\u0637\u0627\u062a\u061f<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#part-7-what-are-the-fit-boundaries\">\u0627\u0644\u062c\u0632\u0621 7. \u0645\u0627 \u0647\u064a \u0627\u0644\u062d\u062f\u0648\u062f \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629\u061f<\/a><\/li>\n<\/ul>\n<\/nav>\n<h2 style=\"margin:42px 0 14px\" id=\"part-1-what-does-the-diagram-need-to-separate\">\u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u0623\u0648\u0644. \u0645\u0627 \u0627\u0644\u0630\u064a \u064a\u062c\u0628 \u0623\u0646 \u064a\u0641\u0635\u0644\u0647 \u0627\u0644\u0645\u062e\u0637\u0637\u061f<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">A <strong>\u0645\u062e\u0637\u0637 \u0623\u0646\u0627\u0628\u064a\u0628 \u0645\u0636\u062e\u0629 \u0627\u0644\u062d\u0631\u064a\u0642 \u0648\u0645\u0636\u062e\u0629 \u0627\u0644\u062c\u0648\u0643\u064a<\/strong> \u064a\u064f\u0642\u0631\u0623 \u0639\u0644\u0649 \u0623\u0646\u0647 \u0646\u0638\u0627\u0645 \u0648\u0627\u062d\u062f \u064a\u0624\u062f\u064a \u0648\u0638\u064a\u0641\u062a\u064a\u0646\u060c \u0648\u0644\u064a\u0633 \u0645\u0636\u062e\u0629 \u0648\u0627\u062d\u062f\u0629 \u062a\u0642\u0648\u0645 \u0628\u0643\u0644 \u0634\u064a\u0621.<\/p>\n<table style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u0627\u0644\u0645\u0633\u0627\u0631 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u0644\u064a\u0643\u064a<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u0627\u0644\u0645\u0647\u0645\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u0645\u0642\u064a\u0627\u0633 \u0645\u0639\u062f\u0644 \u0627\u0644\u062a\u062f\u0641\u0642 \u0627\u0644\u0645\u0639\u062a\u0627\u062f<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u0633\u0648\u0621 \u0627\u0644\u0641\u0647\u0645 \u0627\u0644\u0634\u0627\u0626\u0639<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u062e\u0637 \u0645\u0636\u062e\u0629 \u0627\u0644\u062d\u0631\u064a\u0642 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u062a\u0648\u0641\u064a\u0631 \u0645\u0639\u062f\u0644 \u062a\u062f\u0641\u0642 \u0648\u0636\u063a\u0637 \u0645\u064a\u0627\u0647 \u0645\u0643\u0627\u0641\u062d\u0629 \u0627\u0644\u062d\u0631\u0627\u0626\u0642 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u064a\u0646 \u0623\u062b\u0646\u0627\u0621 \u0646\u0634\u0648\u0628 \u0627\u0644\u062d\u0631\u064a\u0642<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0645\u0639\u062f\u0644 \u0627\u0644\u062a\u062f\u0641\u0642 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u064a \u0627\u0644\u0643\u0627\u0645\u0644 \u0644\u0644\u0646\u0638\u0627\u0645<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0627\u0639\u062a\u0628\u0627\u0631 \u062d\u062c\u0645 \u0645\u0636\u062e\u0629 \u0627\u0644\u062a\u0639\u0648\u064a\u0636 (Jockey) \u0647\u0648 \u062d\u062c\u0645 \u062a\u062f\u0641\u0642 \u0645\u064a\u0627\u0647 \u0645\u0643\u0627\u0641\u062d\u0629 \u0627\u0644\u062d\u0631\u064a\u0642<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u062f\u0627\u0626\u0631\u0629 \u0645\u0636\u062e\u0629 \u0627\u0644\u062a\u0639\u0648\u064a\u0636 (Jockey)<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0633\u0627\u0643\u0646 \u0641\u064a \u0645\u0648\u0627\u062c\u0647\u0629 \u0627\u0644\u062a\u0633\u0631\u0628\u0627\u062a \u0627\u0644\u0635\u063a\u064a\u0631\u0629 \u0648\u0627\u0644\u062a\u063a\u064a\u0631\u0627\u062a \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629 \u0641\u064a \u0627\u0644\u0636\u063a\u0637<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u062a\u062f\u0641\u0642 \u062a\u0639\u0648\u064a\u0636\u064a \u0635\u063a\u064a\u0631<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0627\u0641\u062a\u0631\u0627\u0636 \u0625\u0645\u0643\u0627\u0646\u064a\u0629 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0636\u062e\u0629 \u0627\u0644\u062a\u0639\u0648\u064a\u0636 \u0628\u062f\u064a\u0644\u064b\u0627 \u0639\u0646 \u0645\u0636\u062e\u0629 \u0627\u0644\u062d\u0631\u064a\u0642<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u062e\u0637 \u062a\u062c\u0645\u064a\u0639 \u0627\u0644\u0637\u0631\u062f \u0627\u0644\u0645\u0634\u062a\u0631\u0643<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u064a\u0631\u0628\u0637 \u0643\u0644\u0627 \u0627\u0644\u0645\u0633\u0627\u0631\u064a\u0646 \u0628\u0646\u0638\u0627\u0645 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062d\u0631\u0627\u0626\u0642<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u064a\u062e\u062a\u0644\u0641 \u062d\u0633\u0628 \u0627\u0644\u062a\u0635\u0645\u064a\u0645<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u062a\u062c\u0627\u0647\u0644 \u0627\u062a\u062c\u0627\u0647 \u0635\u0645\u0627\u0645 \u0639\u062f\u0645 \u0627\u0644\u0631\u062c\u0648\u0639 \u0628\u064a\u0646 \u0627\u0644\u0645\u0633\u0627\u0631\u064a\u0646<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0645\u0635\u062f\u0631 \u0627\u0644\u0636\u062e<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u062a\u0632\u0648\u064a\u062f \u0643\u0644\u062a\u0627 \u0627\u0644\u0645\u0636\u062e\u062a\u064a\u0646 \u0628\u0627\u0644\u0645\u064a\u0627\u0647 \u0645\u0646 \u0627\u0644\u062e\u0632\u0627\u0646 \u0623\u0648 \u0634\u0628\u0643\u0629 \u0627\u0644\u0645\u064a\u0627\u0647 \u0627\u0644\u0639\u0627\u0645\u0629 \u0623\u0648 \u0627\u0644\u062e\u0632\u0627\u0646 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u062e\u0627\u0635 \u0628\u0627\u0644\u0645\u0648\u0642\u0639<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0625\u062f\u0631\u0627\u062c \u0645\u0634\u0643\u0644\u0627\u062a \u0627\u0631\u062a\u0641\u0627\u0639 \u0627\u0644\u0633\u062d\u0628 \u0636\u0645\u0646 \u062d\u0632\u0645\u0629 \u0645\u0635\u0645\u0645\u0629 \u0628\u0646\u0638\u0627\u0645 \u0627\u0644\u0633\u062d\u0628 \u0627\u0644\u0645\u063a\u0645\u0648\u0631<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin:0 0 16px;line-height:1.7\"><a href=\"https:\/\/www.nfpa.org\/\" target=\"_blank\" rel=\"noopener\">\u0645\u0648\u0627\u0631\u062f \u0645\u0636\u062e\u0627\u062a \u0627\u0644\u062d\u0631\u064a\u0642 \u0627\u0644\u062a\u0627\u0628\u0639\u0629 \u0644\u0644\u062c\u0645\u0639\u064a\u0629 \u0627\u0644\u0648\u0637\u0646\u064a\u0629 \u0627\u0644\u0623\u0645\u0631\u064a\u0643\u064a\u0629 \u0644\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062d\u0631\u064a\u0642 (NFPA)<\/a> \u0635\u0650\u0641 \u0623\u0646\u0638\u0645\u0629 \u0645\u0636\u062e\u0627\u062a \u0627\u0644\u062d\u0631\u064a\u0642 \u0628\u0627\u0639\u062a\u0628\u0627\u0631\u0647\u0627 \u062a\u0631\u062a\u064a\u0628\u0627\u062a \u0647\u0646\u062f\u0633\u064a\u0629 \u062a\u062e\u062f\u0645 \u0641\u064a\u0647\u0627 \u0627\u0644\u0645\u0636\u062e\u0629 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0645\u0643\u0627\u0641\u062d\u0629 \u0627\u0644\u062d\u0631\u064a\u0642\u060c \u0628\u064a\u0646\u0645\u0627 \u062a\u062f\u0639\u0645 \u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0645\u0633\u0627\u0639\u062f\u0629 \u062c\u0627\u0647\u0632\u064a\u0629 \u0627\u0644\u0646\u0638\u0627\u0645. \u062a\u0646\u062a\u0645\u064a \u0645\u0636\u062e\u0629 \u0627\u0644\u062a\u0639\u0648\u064a\u0636 (Jockey) \u0625\u0644\u0649 \u0648\u0638\u064a\u0641\u0629 \u0627\u0644\u0645\u0633\u0627\u0639\u062f\u0629 \u0641\u064a \u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0627\u0644\u0636\u063a\u0637\u060c \u0648\u0644\u064a\u0633 \u0625\u0644\u0649 \u062a\u0635\u0646\u064a\u0641 \u0645\u0639\u062f\u0644 \u062a\u062f\u0641\u0642 \u0645\u064a\u0627\u0647 \u0645\u0643\u0627\u0641\u062d\u0629 \u0627\u0644\u062d\u0631\u064a\u0642 \u0627\u0644\u0623\u0633\u0627\u0633\u064a.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u0639\u0646\u062f \u062a\u062a\u0628\u0639 \u0645\u062e\u0637\u0637 \u0627\u0644\u0645\u0648\u0631\u062f\u060c \u0627\u0628\u062f\u0623 \u0645\u0646 <strong>\u0645\u0635\u062f\u0631 \u0627\u0644\u0645\u064a\u0627\u0647<\/strong>, \u060c \u0648\u0627\u062a\u0628\u0639 \u0645\u062c\u0645\u0639 \u0627\u0644\u0633\u062d\u0628 \u062d\u062a\u0649 \u0645\u0636\u062e\u0629 \u0627\u0644\u062d\u0631\u064a\u0642 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629\u060c \u062b\u0645 \u0627\u062a\u0628\u0639 \u0635\u0645\u0627\u0645 \u0639\u062f\u0645 \u0627\u0644\u0631\u062c\u0648\u0639 \u0641\u064a \u062e\u0637 \u0627\u0644\u0637\u0631\u062f \u0628\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0646\u0638\u0627\u0645. \u0648\u0628\u0634\u0643\u0644 \u0645\u0646\u0641\u0635\u0644\u060c \u062d\u062f\u0651\u062f \u0641\u0631\u0639 \u0645\u0636\u062e\u0629 \u0627\u0644\u062a\u0639\u0648\u064a\u0636 (Jockey)\u060c \u0648\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0639\u0632\u0644 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0647\u060c \u0648\u0643\u064a\u0641\u064a\u0629 \u0625\u0639\u0627\u062f\u0629 \u062a\u0648\u0635\u064a\u0644\u0647 \u0628\u062c\u0627\u0646\u0628 \u0627\u0644\u0637\u0631\u062f. \u0625\u0630\u0627 \u0644\u0645 \u064a\u0643\u0646 \u0627\u0644\u0645\u0633\u0627\u0631\u0627\u0646 \u0645\u062a\u0645\u064a\u0632\u064a\u0646 \u0628\u0648\u0636\u0648\u062d \u0641\u064a \u0627\u0644\u0631\u0633\u0645\u060c \u0641\u0627\u0637\u0644\u0628 \u0645\u0646 \u0627\u0644\u0645\u0648\u0631\u062f \u062a\u0642\u062f\u064a\u0645 \u0645\u062e\u0637\u0637 \u062a\u0648\u0636\u064a\u062d\u064a \u0645\u064f\u0639\u062f\u0651\u0644 \u0642\u0628\u0644 \u0627\u0644\u0645\u0636\u064a \u0642\u062f\u0645\u064b\u0627 \u0641\u064a \u0627\u0644\u062a\u062e\u0637\u064a\u0637 \u0644\u0644\u062a\u0631\u0643\u064a\u0628.<\/p>\n<h2 style=\"margin:42px 0 14px\" id=\"part-2-how-do-main-pump-jockey-pump-and-controller-signals-relate\">\u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u062b\u0627\u0646\u064a. \u0645\u0627 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0628\u064a\u0646 \u0627\u0644\u0645\u0636\u062e\u0629 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0648\u0645\u0636\u062e\u0629 \u0627\u0644\u062c\u0648\u0643\u064a \u0648\u0625\u0634\u0627\u0631\u0627\u062a \u0648\u062d\u062f\u0629 \u0627\u0644\u062a\u062d\u0643\u0645\u061f<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u0644\u0627 \u064a\u0643\u0648\u0646 \u0645\u0646\u0637\u0642 \u0648\u062d\u062f\u0629 \u0627\u0644\u062a\u062d\u0643\u0645 \u0645\u0641\u0647\u0648\u0645\u064b\u0627 \u0625\u0644\u0627 \u0639\u0646\u062f \u0645\u0637\u0627\u0628\u0642\u062a\u0647 \u0645\u0639 \u0627\u0644\u0645\u062e\u0637\u0637 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u0644\u064a\u0643\u064a. \u064a\u064f\u062a\u0648\u0642\u0639 \u0623\u0646 \u062a\u0628\u062f\u0623 \u0645\u0636\u062e\u0629 \u0627\u0644\u062a\u0639\u0648\u064a\u0636 (Jockey) \u0623\u0648\u0644\u064b\u0627 \u0639\u0646\u062f\u0645\u0627 \u064a\u0646\u062e\u0641\u0636 \u0627\u0644\u0636\u063a\u0637 \u0628\u0628\u0637\u0621 \u0628\u0633\u0628\u0628 \u0627\u0644\u062a\u0633\u0631\u0628\u0627\u062a \u0627\u0644\u0635\u063a\u064a\u0631\u0629 \u0623\u0648 \u062a\u0623\u062b\u064a\u0631\u0627\u062a \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629. \u0623\u0645\u0627 \u0645\u0636\u062e\u0629 \u0627\u0644\u062d\u0631\u064a\u0642 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0641\u062a\u0628\u062f\u0623 \u0639\u0646\u062f\u0645\u0627 \u064a\u0633\u062a\u0645\u0631 \u0627\u0644\u0636\u063a\u0637 \u0641\u064a \u0627\u0644\u0627\u0646\u062e\u0641\u0627\u0636 \u0645\u0642\u062a\u0631\u0628\u064b\u0627 \u0645\u0646 \u062d\u062f \u0628\u062f\u0621 \u062a\u0634\u063a\u064a\u0644 \u0645\u0636\u062e\u0629 \u0627\u0644\u062d\u0631\u064a\u0642\u060c \u0623\u0648 \u0639\u0646\u062f\u0645\u0627 \u062a\u062a\u0637\u0644\u0628 \u062d\u0627\u0644\u0629 \u0627\u0644\u062d\u0631\u064a\u0642 \u062a\u062f\u0641\u0642\u064b\u0627 \u0643\u0627\u0645\u0644\u064b\u0627.<\/p>\n<table style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u0627\u0644\u0625\u0634\u0627\u0631\u0629 \/ \u0627\u0644\u062d\u062f\u062b<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u0627\u0633\u062a\u062c\u0627\u0628\u0629 \u0627\u0644\u0646\u0638\u0627\u0645 \u0627\u0644\u0645\u0639\u062a\u0627\u062f\u0629<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u0645\u0627 \u064a\u062c\u0628 \u0623\u0646 \u064a\u0648\u0636\u062d\u0647 \u0627\u0644\u0645\u062e\u0637\u0637<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u062a\u062f\u0647\u0648\u0631 \u0636\u063a\u0637 \u0637\u0641\u064a\u0641<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u062a\u0628\u062f\u0623 \u0645\u0636\u062e\u0629 \u0627\u0644\u0645\u062d\u0627\u0641\u0638\u0629 \u0639\u0644\u0649 \u0627\u0644\u0636\u063a\u0637 (Jockey Pump) \u0641\u064a \u0627\u0644\u0639\u0645\u0644\u060c \u0648\u062a\u0633\u062a\u0645\u0631 \u0644\u0641\u062a\u0631\u0629 \u0642\u0635\u064a\u0631\u0629 \u062b\u0645 \u062a\u062a\u0648\u0642\u0641<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0633\u062d\u0628 \u0648\u0627\u0644\u0637\u0631\u062f \u0644\u0645\u0636\u062e\u0629 \u0627\u0644\u0645\u062d\u0627\u0641\u0638\u0629 \u0639\u0644\u0649 \u0627\u0644\u0636\u063a\u0637\u060c \u0648\u0645\u0633\u0627\u0631 \u0627\u0644\u0625\u0631\u062c\u0627\u0639 \u0625\u0644\u0649 \u0645\u062c\u0645\u0639 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u0631\u0626\u064a\u0633\u064a<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0627\u0633\u062a\u0645\u0631\u0627\u0631 \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u0636\u063a\u0637<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0623\u0645\u0631 \u062a\u0634\u063a\u064a\u0644 \u0645\u0636\u062e\u0629 \u0627\u0644\u062d\u0631\u064a\u0642 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0633\u062d\u0628 \u0627\u0644\u0645\u0636\u062e\u0629 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629\u060c \u0648\u0635\u0645\u0627\u0645 \u0639\u062f\u0645 \u0627\u0644\u0631\u062c\u0648\u0639 \u0639\u0646\u062f \u0627\u0644\u0637\u0631\u062f\u060c \u0648\u0645\u062f\u062e\u0644 \u0648\u062d\u062f\u0629 \u0627\u0644\u062a\u062d\u0643\u0645<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u064a\u062f\u0648\u064a \u0623\u0648 \u0648\u0636\u0639 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0645\u062c\u0645\u0639 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0623\u0648 \u0645\u0633\u0627\u0631 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0645\u0639\u062a\u0645\u062f<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u062e\u0637 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u060c \u0648\u0635\u0645\u0627\u0645 \u0627\u0644\u0639\u0632\u0644\u060c \u0648\u0627\u0644\u062a\u0635\u0631\u064a\u0641\u060c \u0648\u0642\u064a\u0627\u0633 \u0627\u0644\u062a\u062f\u0641\u0642 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0645\u062d\u062f\u062f\u064b\u0627<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0627\u0646\u0642\u0637\u0627\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0639\u0646 \u0627\u0644\u0645\u062d\u0631\u0643 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0628\u062f\u0621 \u062a\u0634\u063a\u064a\u0644 \u0645\u062d\u0631\u0643 \u0627\u0644\u062f\u064a\u0632\u0644 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a (\u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u064a\u062a\u0636\u0645\u0646 \u0630\u0644\u0643)<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0633\u062d\u0628 \u0648\u0637\u0631\u062f \u0645\u0636\u062e\u0629 \u0627\u0644\u062f\u064a\u0632\u0644\u060c \u0648\u0627\u0644\u0648\u0642\u0648\u062f\u060c \u0648\u0646\u0638\u0627\u0645 \u0627\u0644\u062a\u0639\u0634\u064a\u0642 \u0644\u0648\u062d\u062f\u0629 \u0627\u0644\u062a\u062d\u0643\u0645<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0625\u0639\u0627\u062f\u0629 \u0636\u0628\u0637 \u0648\u062d\u062f\u0629 \u0627\u0644\u062a\u062d\u0643\u0645 \/ \u0627\u0644\u0625\u064a\u0642\u0627\u0641<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Pump stop at restore pressure<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Sensing line reference and stop setpoint notes<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin:0 0 16px;line-height:1.7\">Exact pressure settings belong to the <strong>project specification and controller datasheet<\/strong>, not to a generic article. <a href=\"https:\/\/www.pumps.org\/\" target=\"_blank\" rel=\"noopener\">\u0645\u0639\u0647\u062f \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u0644\u064a\u0643<\/a> guidance still applies to the underlying duty: the main fire pump must be selected for the required flow and head at the fire event operating point, while the jockey pump is selected for pressure maintenance flow at the maintenance head.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">If the drawing shows both pumps but does not show <strong>which controller monitors which pressure reference<\/strong>, that is a review flag. Acceptance testing depends on predictable start order. Installers should not guess controller inputs from a pump label alone.<\/p>\n<h2 style=\"margin:42px 0 14px\" id=\"part-3-which-piping-items-should-a-buyer-check\">\u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u062b\u0627\u0644\u062b. \u0645\u0627 \u0639\u0646\u0627\u0635\u0631 \u0627\u0644\u0623\u0646\u0627\u0628\u064a\u0628 \u0627\u0644\u062a\u064a \u064a\u0646\u0628\u063a\u064a \u0644\u0644\u0645\u0634\u062a\u0631\u064a \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646\u0647\u0627\u061f<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">Use the checklist below when reviewing a supplier or package diagram. The goal is to confirm what the pump vendor furnishes versus what the site contractor connects.<\/p>\n<table style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u0645\u0643\u0648\u0646<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Why it matters on the diagram<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u0633\u0624\u0627\u0644 \u0645\u0631\u0627\u062c\u0639\u0629<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0635\u0645\u0627\u0645 \u0639\u0632\u0644 \u0627\u0644\u0636\u062e<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Service access without draining the source<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Is suction isolation shown and accessible?<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Suction strainer or screen<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Protects impeller where required<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Furnished by supplier or by site?<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Main pump discharge check valve<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Prevents reverse flow<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Orientation and location shown?<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Jockey pump check valve<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Isolates jockey from main flow reversal<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Separate check valve on jockey branch?<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Discharge isolation valve<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Maintenance on pump without full drain<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">On main and jockey branches?<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Pressure gauges<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Commissioning and troubleshooting<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Tap locations identified?<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Test header \/ test line<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Performance verification<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Shown with isolation and drain?<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Main drain \/ relief path<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Safe draining and abnormal pressure route<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Drain to safe location noted?<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Bypass (if any)<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Temporary routing during service<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Does not bypass required check protection?<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Pipe connection boundary<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Commercial scope split<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Which flanges are &#8220;by others&#8221;?<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin:0 0 16px;line-height:1.7\"><a href=\"https:\/\/www.pumpsandsystems.com\/\" target=\"_blank\" rel=\"noopener\">\u0627\u0644\u0645\u0636\u062e\u0627\u062a \u0648\u0627\u0644\u0623\u0646\u0638\u0645\u0629<\/a> fire pump coverage repeatedly emphasizes that <strong>installation disputes<\/strong> often trace back to missing valve callouts or unclear supplier\/site boundaries \u2014 not to the pump curve itself. Mark any item shown as &#8220;by others&#8221; on the supplier drawing and confirm it appears on the engineer&#8217;s system layout.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">For driver selection context when the diagram shows both electric and diesel pumps, compare <a href=\"https:\/\/borrapumps.com\/ar\/blog\/diesel-fire-pump-vs-electric-fire-pump\/\">diesel fire pump vs electric fire pump<\/a> before assuming interchangeable piping details. Fuel, ventilation, and controller interlocks add branches that a single-pump diagram will not show.<\/p>\n<h2 style=\"margin:42px 0 14px\" id=\"part-4-why-is-the-sensing-line-important\">\u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u0631\u0627\u0628\u0639. \u0644\u0645\u0627\u0630\u0627 \u064a\u064f\u0639\u062f \u062e\u0637 \u0627\u0633\u062a\u0634\u0639\u0627\u0631 \u0627\u0644\u0636\u063a\u0637 \u0645\u0647\u0645\u064b\u0627\u061f<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u0627\u0644 <strong>sensing line<\/strong> is the pressure reference between the fire protection system and the controller. If the tap location, isolation, or damping arrangement is wrong, the controller sees a pressure that does not represent the system \u2014 and pumps start or stop at the wrong time.<\/p>\n<table style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Sensing line topic<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Practical review point<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">Common field symptom<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Tap location<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Should reflect system pressure the controller is meant to protect<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Jockey runs too often<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Isolation valve<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Allows sensor service without disabling the system improperly<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Stuck reading during test<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Snubber or damping<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Reduces transient spikes on fast pressure changes<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Erratic start\/stop during valve operations<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Shared vs dedicated reference<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Controller may use separate taps for jockey and main logic<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Main pump starts before jockey resolves minor decay<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Test connection<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Must not defeat the protected reference during normal service<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">False readings during acceptance<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin:0 0 16px;line-height:1.7\">The diagram should make the sensing path <strong>visible enough<\/strong> for the engineer and installer to discuss acceptance testing. It does not replace the engineer&#8217;s detail drawing of the sensing assembly.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\"><img decoding=\"async\" style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" alt=\"\u0628\u0648\u0631\u0627\u067e\u0645\u067e CDL(F) \u0645\u0636\u062e\u0629 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0645\u0631\u0627\u062d\u0644 \u0639\u0645\u0648\u062f\u064a\u0629 \u0644\u062a\u0648\u0641\u064a\u0631 \u0627\u0644\u0636\u063a\u0637 \u0648\u0627\u0644\u0631\u0641\u0639 \u0644\u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0623\u0639\u0644\u0649\" src=\"https:\/\/borrapumps.com\/wp-content\/uploads\/2026\/05\/CDLF-Vertical-Multistage-Jockey-Pump.webp\" \/><\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">When the jockey pump on the drawing is a multistage maintenance pump such as a CDL(F)-class unit, confirm that the <strong>maintenance duty point<\/strong> is documented separately from the main fire pump curve. A jockey selected too large will short-cycle; one selected too small will not hold pressure.<\/p>\n<h2 style=\"margin:42px 0 14px\" id=\"part-5-how-should-edj-packages-be-reviewed\">\u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u062e\u0627\u0645\u0633. \u0643\u064a\u0641 \u064a\u0646\u0628\u063a\u064a \u0645\u0631\u0627\u062c\u0639\u0629 \u0645\u062c\u0645\u0648\u0639\u0627\u062a EDJ\u061f<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u0623\u0646\u0627 <strong>EDJ package<\/strong> combines electric fire pump, diesel standby fire pump, and jockey pump equipment in one integrated arrangement. The package drawing is a manufacturing and procurement reference \u2014 not the full fire-protection engineering drawing for the building.<\/p>\n<table style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">EDJ review step<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u0625\u062c\u0631\u0627\u0621<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u062a\u0644\u0628\u064a\u0629 \u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Match fire-flow duty<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Compare main pump rating to project hydraulic calc<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Flow and head align with spec<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Trace electric and diesel paths<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Each driver has suction\/discharge isolation<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">No shared check valve ambiguity<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Locate jockey branch<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Jockey tied to correct header with check valve<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Maintenance duty shown separately<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Controller scope<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">List inputs, outputs, alarms, and interfaces<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Matches spec sequence of operation<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Fuel and power auxiliaries<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Diesel fuel, battery, ventilation, electric feed<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Shown or listed as supplier\/site split<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Documentation list<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Curves, tests, manuals, spare parts<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Matches RFQ document table<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin:0 0 16px;line-height:1.7\">Review the EDJ layout against the building fire-protection design prepared by the project engineer. If the project also discusses sprinkler boosting rather than fire pump approval, route that conversation to <a href=\"https:\/\/borrapumps.com\/ar\/blog\/booster-pump-for-sprinkler-system\/\">booster pump for sprinkler system<\/a> \u2014 it is a different product conversation from fire pump package approval scope.<\/p>\n<h2 style=\"margin:42px 0 14px\" id=\"part-6-which-borrapump-products-fit-a-diagram-review\">\u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u0633\u0627\u062f\u0633. \u0645\u0627 \u0645\u0646\u062a\u062c\u0627\u062a BORRAPUMP \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0645\u062e\u0637\u0637\u0627\u062a\u061f<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">When a diagram review confirms fire pump package scope, these BORRAPUMP catalog routes are common export starting points. Final fit requires verified flow, head, driver, and documentation data.<\/p>\n<table style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u0625\u0634\u0627\u0631\u0629 \u0627\u0644\u0645\u0634\u0631\u0648\u0639<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u0645\u0633\u0627\u0631 \u0628\u0648\u0631\u0627\u0628\u0648\u0645\u0628<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u0645\u0644\u0627\u062d\u0638\u0627\u062a<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Integrated electric + diesel + jockey package<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\"><a href=\"https:\/\/borrapumps.com\/ar\/product\/edj-integrated-fire-pump-set\/\">\u0645\u062c\u0645\u0648\u0639\u0629 \u0645\u0636\u062e\u0627\u062a \u0627\u0644\u062d\u0631\u064a\u0642 \u0627\u0644\u0645\u062a\u0643\u0627\u0645\u0644\u0629 EDJ<\/a><\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Compare package drawing to project spec<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Separate jockey or maintenance pump<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\"><a href=\"https:\/\/borrapumps.com\/ar\/product\/cdlf-vertical-multistage-jockey-pump\/\">\u0645\u0636\u062e\u0629 \u062a\u0639\u0648\u064a\u0636 \u0639\u0645\u0648\u062f\u064a\u0629 \u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0645\u0631\u0627\u062d\u0644 CDL(F)<\/a><\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Confirm maintenance duty point<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Diesel standby fire pump driver<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\"><a href=\"https:\/\/borrapumps.com\/ar\/product\/xbc-diesel-engine-fire-pump\/\">XBC-W End Suction Type Diesel Engine Fire Pump<\/a><\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Review fuel, ventilation, and controller interlocks<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin:0 0 16px;line-height:1.7\"><img decoding=\"async\" style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" alt=\"BORRAPUMP XBC-W diesel engine fire pump for standby fire-pump packages\" src=\"https:\/\/borrapumps.com\/wp-content\/uploads\/2026\/05\/XBC-W-End-Suction-Type-Diesel-Engine-Fire-Pump.webp\" \/><\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\"><strong>RFQ checklist for diagram-based inquiries<\/strong><\/p>\n<table style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u0639\u0646\u0635\u0631 \u0628\u064a\u0627\u0646\u0627\u062a<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u0644\u0645\u0627\u0630\u0627 \u064a\u062d\u062a\u0627\u062c \u0627\u0644\u0645\u0648\u0631\u062f \u0625\u0644\u064a\u0647\u0627<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Required fire-flow and pressure<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Sizes main pump<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Water source type and suction condition<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Sizes suction layout<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Driver preference (electric, diesel, both)<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Sets EDJ or split-supplier scope<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Power supply and diesel fuel assumptions<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Electrical and engine auxiliaries<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Controller and sensing requirements<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Matches start sequence<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Pipe connection sizes and flange standard<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Interface boundary<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Test and certification documents requested<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u0627\u0644\u0646\u0637\u0627\u0642 \u0627\u0644\u062a\u062c\u0627\u0631\u064a<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">Destination and delivery expectation<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u062a\u0635\u062f\u064a\u0631 \u0645\u062f\u062e\u0644\u0627\u062a \u0639\u0631\u0636 \u0627\u0644\u0623\u0633\u0639\u0627\u0631<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin:0 0 16px;line-height:1.7\">Send completed data through <a href=\"https:\/\/borrapumps.com\/ar\/contact-us\/\">\u0627\u062a\u0635\u0644 \u0628\u0640 \u0628\u0648\u0631\u0627<\/a>. For diesel driver sizing before package review, see <a href=\"https:\/\/borrapumps.com\/ar\/blog\/how-to-choose-a-diesel-fire-pump\/\">how to choose a diesel fire pump<\/a>.<\/p>\n<h3 style=\"margin:28px 0 12px\">\u0645\u0644\u0627\u0626\u0645\u0629 \u0627\u0644\u062d\u062f\u0648\u062f<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">This article teaches <strong>diagram reading and purchasing checks<\/strong>. It does not certify a design, approve a fire pump system, or replace project engineering or authority review.<\/p>\n<h2 style=\"margin:42px 0 14px\" id=\"part-7-what-are-the-fit-boundaries\">\u0627\u0644\u062c\u0632\u0621 7. \u0645\u0627 \u0647\u064a \u0627\u0644\u062d\u062f\u0648\u062f \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629\u061f<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">A supplier piping diagram is one layer in a larger document set. The engineer&#8217;s fire-protection layout, hydraulic calculation, and local authority review govern the accepted installation.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">Do not treat this article or a vendor sketch as:<\/p>\n<ul style=\"margin:0 0 18px 1.2em;line-height:1.7\">\n<li style=\"margin:0 0 8px\">Proof of UL, FM, or NFPA listing for a project.<\/li>\n<li style=\"margin:0 0 8px\">A substitute for the engineer&#8217;s sequence of operation.<\/li>\n<li style=\"margin:0 0 8px\">Permission to omit test headers, drains, or isolation shown in the project spec.<\/li>\n<\/ul>\n<p style=\"margin:0 0 16px;line-height:1.7\">Required certificates, listing marks, and inspection steps must be verified for the <strong>exact product model and project jurisdiction<\/strong> before procurement closes.<\/p>\n<h2 style=\"margin:42px 0 14px\">\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/h2>\n<h3 style=\"margin:28px 0 12px\">What does a jockey pump do in a fire pump piping diagram?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">It maintains system pressure against small leakage and normal pressure drift so the main fire pump does not start for minor losses.<\/p>\n<h3 style=\"margin:28px 0 12px\">Is the jockey pump the same as the main fire pump?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">No. The jockey pump is a pressure-maintenance pump with a much smaller duty. The main fire pump is sized for required fire-flow demand.<\/p>\n<h3 style=\"margin:28px 0 12px\">Where should the sensing line appear on the diagram?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">It should appear on the project and package drawings at the agreed system pressure reference, with isolation and test details defined by the engineer and controller specification.<\/p>\n<h3 style=\"margin:28px 0 12px\">Can a supplier diagram replace the engineer&#8217;s fire-protection drawing?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">No. The supplier diagram shows package boundaries and furnished equipment. The engineer&#8217;s drawing defines the accepted system layout and authority review path.<\/p>\n<h3 style=\"margin:28px 0 12px\">What valves should be checked around the fire pump set?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">Review suction and discharge isolation, check valves on main and jockey branches, test header isolation, drains, and any bypass or relief paths shown in the spec.<\/p>\n<h3 style=\"margin:28px 0 12px\">Does BORRAPUMP claim UL or FM approval in this article?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">No. Listing or approval must be verified separately for the exact product and project scope.<\/p>\n<h3 style=\"margin:28px 0 12px\">What data should be sent for a fire pump package quote?<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">Send required flow, pressure, water source, driver preference, power and fuel data, controller requirements, pipe connections, documentation needs, and destination.<\/p>\n<h3 style=\"margin:28px 0 12px\">\u0645\u062a\u0649 \u064a\u0643\u0648\u0646 \u062d\u0632\u0645\u0629 EDJ \u0630\u0627\u062a \u0635\u0644\u0629\u061f<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">When the project needs integrated electric, diesel, and jockey pump equipment in one supplied arrangement, subject to engineering review and document verification.<\/p>\n<h2 style=\"margin:42px 0 14px\">\u0627\u0644\u0645\u0631\u0627\u062c\u0639<\/h2>\n<ul style=\"margin:0 0 18px 1.2em;line-height:1.7\">\n<li style=\"margin:0 0 8px\"><a href=\"https:\/\/www.nfpa.org\/\" target=\"_blank\" rel=\"noopener\">\u0645\u0648\u0627\u0631\u062f \u0645\u0636\u062e\u0627\u062a \u0627\u0644\u062d\u0631\u064a\u0642 \u0627\u0644\u062a\u0627\u0628\u0639\u0629 \u0644\u0644\u062c\u0645\u0639\u064a\u0629 \u0627\u0644\u0648\u0637\u0646\u064a\u0629 \u0627\u0644\u0623\u0645\u0631\u064a\u0643\u064a\u0629 \u0644\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062d\u0631\u064a\u0642 (NFPA)<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"https:\/\/www.pumps.org\/\" target=\"_blank\" rel=\"noopener\">\u0645\u0639\u0647\u062f \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u0644\u064a\u0643<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"https:\/\/www.nfpa.org\/foundation\" target=\"_blank\" rel=\"noopener\">Fire Protection Research Foundation<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"https:\/\/www.pumpsandsystems.com\/\" target=\"_blank\" rel=\"noopener\">Pumps &amp; Systems fire pump articles<\/a><\/li>\n<\/ul>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>\u0627\u0642\u0631\u0623 \u0645\u062e\u0637\u0637\u0627\u062a \u0623\u0646\u0627\u0628\u064a\u0628 \u0645\u0636\u062e\u0629 \u0627\u0644\u0625\u0637\u0641\u0627\u0621 \u0648\u0645\u0636\u062e\u0629 \u0627\u0644\u062c\u064a\u0648\u0633\u064a\u060c \u0648\u0630\u0644\u0643 \u0639\u0646 \u0637\u0631\u064a\u0642 \u0627\u0644\u0641\u0635\u0644 \u0628\u064a\u0646 \u062a\u062f\u0641\u0642 \u0627\u0644\u062d\u0631\u0627\u0626\u0642 \u0627\u0644\u0631\u0626\u064a\u0633\u064a \u0648\u0635\u064a\u0627\u0646\u0629 \u0627\u0644\u0636\u063a\u0637 \u0648\u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0648\u0627\u0644\u062e\u0637\u0648\u0637 \u0627\u0644\u0627\u0633\u062a\u0634\u0639\u0627\u0631\u064a\u0629\u060c \u0648\u0627\u0633\u062a\u0639\u0631\u0627\u0636 \u0627\u0644\u062d\u062f\u0648\u062f.<\/p>","protected":false},"author":4,"featured_media":167,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-986","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-fire-pump"],"_links":{"self":[{"href":"https:\/\/borrapumps.com\/ar\/wp-json\/wp\/v2\/posts\/986","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/borrapumps.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/borrapumps.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/borrapumps.com\/ar\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/borrapumps.com\/ar\/wp-json\/wp\/v2\/comments?post=986"}],"version-history":[{"count":5,"href":"https:\/\/borrapumps.com\/ar\/wp-json\/wp\/v2\/posts\/986\/revisions"}],"predecessor-version":[{"id":2649,"href":"https:\/\/borrapumps.com\/ar\/wp-json\/wp\/v2\/posts\/986\/revisions\/2649"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/borrapumps.com\/ar\/wp-json\/wp\/v2\/media\/167"}],"wp:attachment":[{"href":"https:\/\/borrapumps.com\/ar\/wp-json\/wp\/v2\/media?parent=986"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/borrapumps.com\/ar\/wp-json\/wp\/v2\/categories?post=986"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/borrapumps.com\/ar\/wp-json\/wp\/v2\/tags?post=986"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}