{"id":1198,"date":"2026-08-22T11:59:21","date_gmt":"2026-08-22T03:59:21","guid":{"rendered":"https:\/\/borrapumps.com\/?p=1198"},"modified":"2026-10-16T22:48:12","modified_gmt":"2026-10-16T14:48:12","slug":"cach-chon-may-bom-tang-ap-dang-tin-cay-de-giai-quyet-tinh-trang-ap-luc-nuoc-yeu-cho-cac-toa-nha-thuong-mai","status":"publish","type":"post","link":"https:\/\/borrapumps.com\/vi\/blog\/how-to-pick-reliable-booster-pumps-solve-low-water-pressure-for-commercial-buildings\/","title":{"rendered":"C\u00e1ch Ch\u1ecdn M\u00e1y B\u01a1m T\u0103ng \u00c1p \u0110\u00e1ng Tin C\u1eady: Kh\u1eafc Ph\u1ee5c T\u00ecnh Tr\u1ea1ng \u00c1p L\u1ef1c N\u01b0\u1edbc Y\u1ebfu Cho T\u00f2a Nh\u00e0 Th\u01b0\u01a1ng M\u1ea1i"},"content":{"rendered":"<p>Khi m\u1ed9t gi\u00e1m \u0111\u1ed1c thu mua c\u01a1 \u0111i\u1ec7n (MEP) \u1edf Florida g\u1eb7p ph\u1ea3i t\u00ecnh tr\u1ea1ng \u00e1p l\u1ef1c kh\u00f4ng \u0111\u1ee7 \u1edf c\u00e1c t\u1ea7ng tr\u00ean c\u1ee7a m\u1ed9t t\u00f2a nh\u00e0 ph\u1ee9c h\u1ee3p m\u1edbi kh\u00e1nh th\u00e0nh, \u00f4ng \u0111\u00e3 ch\u1ea5p nh\u1eadn b\u00e1o gi\u00e1 c\u00f3 v\u1ebb tu\u00e2n th\u1ee7 th\u1ea5p nh\u1ea5t sau khi so s\u00e1nh m\u1ed9t h\u01b0\u1edbng d\u1eabn tr\u1ef1c tuy\u1ebfn, m\u1ed9t nh\u00e3n th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 c\u00f4ng su\u1ea5t \u0111\u1ed9ng c\u01a1 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1. Trong v\u00f2ng v\u00e0i tu\u1ea7n, h\u1ec7 th\u1ed1ng \u0111\u00e3 ho\u1ea1t \u0111\u1ed9ng \u0111\u00f3ng ng\u1eaft li\u00ean t\u1ee5c \u1edf m\u1ee9c nhu c\u1ea7u th\u1ea5p, c\u00e1c khi\u1ebfu n\u1ea1i c\u1ee7a kh\u00e1ch thu\u00ea t\u0103ng l\u00ean, v\u00e0 h\u00f3a \u0111\u01a1n ti\u1ec1n \u0111i\u1ec7n t\u0103ng tr\u01b0\u1edbc khi nh\u00e0 th\u1ea7u c\u00f3 th\u1ec3 ho\u00e0n t\u1ea5t h\u1ed3 s\u01a1 b\u00e0n giao. Thi\u1ebft b\u1ecb kh\u00f4ng h\u1ec1 b\u1ecb l\u1ed7i v\u1ed1n c\u00f3 \u2014 l\u1ed7i n\u1eb1m \u1edf th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u1ec1 \u0111i\u1ec3m l\u00e0m vi\u1ec7c v\u00e0 \u0111i\u1ec1u khi\u1ec3n kh\u00f4ng kh\u1edbp v\u1edbi c\u00e1c v\u00f9ng \u00e1p l\u1ef1c th\u1ef1c t\u1ebf, h\u1ed3 s\u01a1 nhu c\u1ea7u v\u00e0 \u0111i\u1ec1u ki\u1ec7n c\u1ea5p n\u01b0\u1edbc \u0111\u1ea7u v\u00e0o c\u1ee7a t\u00f2a nh\u00e0.<\/p>\n<article>\n<section><strong>T\u00f3m t\u1eaft:<\/strong> C\u00e1c m\u00e1y b\u01a1m t\u0103ng \u00e1p \u0111\u00e1ng tin c\u1eady \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn d\u1ef1a tr\u00ean \u0111i\u1ec3m l\u00e0m vi\u1ec7c \u0111\u01b0\u1ee3c \u0111o \u0111\u1ea1c, \u0111i\u1ec1u ki\u1ec7n \u0111\u1ea7u v\u00e0o \u0111\u01b0\u1ee3c x\u00e1c minh, bi\u1ec3u \u0111\u1ed3 nhu c\u1ea7u th\u1ef1c t\u1ebf v\u00e0 chi\u1ebfn l\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n\u2014ch\u1ee9 kh\u00f4ng ch\u1ec9 d\u1ef1a v\u00e0o c\u00f4ng su\u1ea5t \u0111\u1ed9ng c\u01a1 hay l\u01b0u l\u01b0\u1ee3ng danh \u0111\u1ecbnh. \u1ede 20 \u00b0C, 1 m c\u1ed9t n\u01b0\u1edbc t\u01b0\u01a1ng \u0111\u01b0\u01a1ng kho\u1ea3ng 9,81 kPa; quy \u0111\u1ed5i \u0111\u00f3 gi\u00fap chuy\u1ec3n \u0111\u1ed5i chi\u1ec1u cao m\u00e1i nh\u00e0, \u00e1p l\u1ef1c t\u1ea1i thi\u1ebft b\u1ecb v\u00e0 t\u1ed5n th\u1ea5t ma s\u00e1t th\u00e0nh m\u1ed9t ph\u00e9p t\u00ednh t\u1ed5ng c\u1ed9t n\u01b0\u1edbc c\u00f3 c\u01a1 s\u1edf v\u1eefng ch\u1eafc. Ch\u00fang t\u00f4i khuy\u00ean b\u1ea1n n\u00ean y\u00eau c\u1ea7u cung c\u1ea5p \u0111\u01b0\u1eddng \u0111\u1eb7c t\u00ednh b\u01a1m, \u0111\u01b0\u1eddng \u0111\u1eb7c t\u00ednh h\u1ec7 th\u1ed1ng, tr\u00ecnh t\u1ef1 \u0111i\u1ec1u khi\u1ec3n bi\u1ebfn t\u1ea7n (VFD), b\u1ea3n c\u00f4ng b\u1ed1 v\u1eadt li\u1ec7u v\u00e0 c\u00e1c t\u00e0i li\u1ec7u tu\u00e2n th\u1ee7 tr\u01b0\u1edbc khi so s\u00e1nh gi\u00e1.<\/p>\n<\/section>\n<section>\n<h2>C\u00e1c m\u00e1y b\u01a1m t\u0103ng \u00e1p \u0111\u00e1ng tin c\u1eady b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c x\u00e1c \u0111\u1ecbnh \u00e1p su\u1ea5t v\u00e0 nhu c\u1ea7u<\/h2>\n<p>M\u1ed9t h\u1ec7 th\u1ed1ng t\u0103ng \u00e1p t\u1ea1o ra ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t gi\u1eefa c\u00e1c \u0111\u1ea7u h\u00fat v\u00e0 \u0111\u1ea7u x\u1ea3 c\u1ee7a n\u00f3; n\u00f3 kh\u00f4ng t\u1ea1o ra ngu\u1ed3n n\u01b0\u1edbc \u1ed5n \u0111\u1ecbnh ho\u1eb7c kh\u1eafc ph\u1ee5c \u0111\u01b0\u1eddng \u1ed1ng c\u1ea5p ch\u00ednh c\u00f3 k\u00edch th\u01b0\u1edbc qu\u00e1 nh\u1ecf. K\u1ef9 s\u01b0 tr\u01b0\u1edbc ti\u00ean n\u00ean ghi l\u1ea1i \u00e1p su\u1ea5t \u0111\u1ea7u v\u00e0o kh\u1ea3 d\u1ee5ng t\u1ed1i thi\u1ec3u v\u00e0 t\u1ed1i \u0111a, \u0111i\u1ec3m c\u1ea5p n\u01b0\u1edbc cao nh\u1ea5t, \u00e1p su\u1ea5t d\u01b0 c\u1ea7n thi\u1ebft t\u1ea1i thi\u1ebft b\u1ecb \u0111i\u1ec1u khi\u1ec3n, v\u00e0 li\u1ec7u t\u00f2a nh\u00e0 c\u00f3 \u0111\u01b0\u1ee3c chia th\u00e0nh c\u00e1c v\u00f9ng \u00e1p su\u1ea5t hay kh\u00f4ng.<\/p>\n<p>\u0110\u1ed9 cao t\u0129nh c\u00f3 th\u1ec3 \u0111o \u0111\u01b0\u1ee3c tr\u01b0\u1edbc khi ch\u1ecdn b\u1ea5t k\u1ef3 m\u00e1y b\u01a1m n\u00e0o. \u0110\u1ed9 n\u00e2ng th\u1eb3ng \u0111\u1ee9ng 10 m t\u01b0\u1ee3ng tr\u01b0ng cho kho\u1ea3ng 98,1 kPa \u00e1p su\u1ea5t t\u0129nh, kh\u00f4ng bao g\u1ed3m ma s\u00e1t \u0111\u01b0\u1eddng \u1ed1ng v\u00e0 \u00e1p su\u1ea5t \u0111\u1ea7u cu\u1ed1i y\u00eau c\u1ea7u; vi\u1ec7c ch\u1ec9 s\u1eed d\u1ee5ng s\u1ed1 t\u1ea7ng kh\u00f4ng ph\u1ea3i l\u00e0 gi\u1ea3i ph\u00e1p thay th\u1ebf mang t\u00ednh k\u1ef9 thu\u1eadt v\u00ec chi\u1ec1u cao gi\u1eefa c\u00e1c t\u1ea7ng, v\u1ecb tr\u00ed h\u1ec7 th\u1ed1ng k\u1ef9 thu\u1eadt tr\u00ean m\u00e1i v\u00e0 ranh gi\u1edbi khu v\u1ef1c d\u1ecbch v\u1ee5 l\u00e0 kh\u00e1c nhau.<\/p>\n<p>Cho m\u1ed9t <strong>b\u01a1m t\u0103ng \u00e1p t\u00f2a nh\u00e0 th\u01b0\u01a1ng m\u1ea1i<\/strong>, m\u1ee5c ti\u00eau \u00e1p su\u1ea5t \u0111\u01b0\u1ee3c n\u00eau ph\u1ea3i x\u00e1c \u0111\u1ecbnh \u0111i\u1ec3m \u0111o c\u1ee7a n\u00f3, b\u1edfi v\u00ec m\u1ed9t gi\u00e1 tr\u1ecb c\u00e0i \u0111\u1eb7t t\u1ea1i b\u1ec7 m\u00e1y (skid) kh\u00f4ng t\u1ef1 \u0111\u1ed9ng l\u00e0 \u00e1p su\u1ea5t \u0111\u01b0\u1ee3c c\u1ea5p t\u1ea1i thi\u1ebft b\u1ecb v\u1ec7 sinh cao nh\u1ea5t ho\u1eb7c xa nh\u1ea5t. Ch\u1ec9 m\u1ed9t \u0111i\u1ec3m l\u00e0m r\u00f5 n\u00e0y gi\u00fap ng\u0103n ng\u1eeba nhi\u1ec1u l\u1ef1a ch\u1ecdn t\u01b0\u1edfng ch\u1eebng nh\u01b0 ph\u00f9 h\u1ee3p b\u1ecb kh\u00f4ng \u0111\u1ea1t trong qu\u00e1 tr\u00ecnh ch\u1ea1y th\u1eed.<\/p>\n<p>T\u1ed5ng c\u1ed9t \u00e1p y\u00eau c\u1ea7u l\u00e0 t\u1ed5ng c\u1ee7a chi\u1ec1u cao n\u00e2ng t\u0129nh, \u00e1p su\u1ea5t \u0111\u1ea7u ra d\u01b0 v\u00e0 t\u1ed5n th\u1ea5t ma s\u00e1t t\u1ea1i l\u01b0u l\u01b0\u1ee3ng \u0111\u00e3 ch\u1ecdn, tr\u1eeb \u0111i \u00e1p su\u1ea5t \u0111\u1ea7u v\u00e0o th\u1ea5p nh\u1ea5t c\u00f3 th\u1ec3 x\u1ea3y ra. H\u01b0\u1edbng d\u1eabn thi\u1ebft k\u1ebf v\u00e0 th\u1eed nghi\u1ec7m h\u1ec7 th\u1ed1ng b\u01a1m c\u1ee7a Vi\u1ec7n Th\u1ee7y l\u1ef1c \u1ee7ng h\u1ed9 ph\u01b0\u01a1ng ph\u00e1p d\u1ef1a tr\u00ean \u0111\u01b0\u1eddng cong n\u00e0y; n\u00f3 h\u1eefu \u00edch h\u01a1n vi\u1ec7c ch\u1ecdn m\u1ed9t g\u00f3i thi\u1ebft b\u1ecb d\u1ef1a tr\u00ean k\u00edch th\u01b0\u1edbc danh \u0111\u1ecbnh c\u1ee7a \u1ed1ng ho\u1eb7c c\u00f4ng su\u1ea5t \u0111\u1ed9ng c\u01a1 t\u00ednh b\u1eb1ng kilowatt.<\/p>\n<pre><code>C\u1ed9t \u00e1p ch\u00eanh l\u1ec7ch y\u00eau c\u1ea7u = c\u1ed9t \u00e1p t\u0129nh + c\u1ed9t \u00e1p d\u01b0 y\u00eau c\u1ea7u + c\u1ed9t \u00e1p t\u1ed5n th\u1ea5t ma s\u00e1t \u2212 c\u1ed9t \u00e1p \u00e1p su\u1ea5t \u0111\u1ea7u v\u00e0o kh\u1ea3 d\u1ee5ng t\u1ed1i thi\u1ec3u<\/code><\/pre>\n<p>Nhu c\u1ea7u ph\u1ea3i \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 b\u1eb1ng m\u1ed9t kho\u1ea3ng thay v\u00ec m\u1ed9t con s\u1ed1 l\u1ea1c quan duy nh\u1ea5t. L\u01b0u l\u01b0\u1ee3ng \u0111\u1ec9nh \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n x\u00e1c \u0111\u1ecbnh \u0111i\u1ec3m l\u00e0m vi\u1ec7c c\u00f4ng su\u1ea5t cao, trong khi l\u01b0u l\u01b0\u1ee3ng ban \u0111\u00eam, s\u1ef1 thay \u0111\u1ed5i kh\u00e1ch thu\u00ea, t\u01b0\u1edbi ti\u00eau, n\u01b0\u1edbc b\u00f9 l\u00e0m m\u00e1t v\u00e0 c\u00e1c t\u1ea3i qu\u00e1 tr\u00ecnh gi\u00e1n \u0111o\u1ea1n x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh \u0111i\u1ec1u khi\u1ec3n c\u1ea7n thi\u1ebft gi\u1eefa \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh t\u1ed1i thi\u1ec3u v\u00e0 t\u1ed1i \u0111a.<\/p>\n<\/section>\n<section>\n<h2>M\u00e1y b\u01a1m t\u0103ng \u00e1p ph\u1ea3i \u0111\u01b0\u1ee3c t\u00ednh ch\u1ecdn k\u00edch th\u01b0\u1edbc d\u1ef1a tr\u00ean \u0111i\u1ec3m l\u00e0m vi\u1ec7c, logic \u0111i\u1ec1u khi\u1ec3n v\u00e0 NPSH<\/h2>\n<h3>\u0110i\u1ec3m l\u00e0m vi\u1ec7c c\u1ea7n th\u1ec3 hi\u1ec7n \u0111i\u1ec1u g\u00ec?<\/h3>\n<p>\u0110i\u1ec3m l\u00e0m vi\u1ec7c c\u1ea7n ph\u1ea3i n\u00eau r\u00f5 l\u01b0u l\u01b0\u1ee3ng t\u00ednh b\u1eb1ng m\u00b3\/h ho\u1eb7c L\/s, c\u1ed9t \u00e1p ch\u00f3t b\u1eb1ng m ho\u1eb7c kPa, nhi\u1ec7t \u0111\u1ed9 ch\u1ea5t l\u1ecfng, ch\u1ea5t l\u01b0\u1ee3ng ch\u1ea5t l\u1ecfng v\u00e0 \u0111i\u1ec1u ki\u1ec7n h\u00fat t\u1ed1i thi\u1ec3u. \u0110\u01b0\u1eddng cong \u0111\u1eb7c t\u00ednh c\u1ee7a b\u01a1m ph\u1ea3i \u0111\u1eb7t \u0111i\u1ec3m v\u1eadn h\u00e0nh \u0111\u1ec1 xu\u1ea5t n\u1eb1m trong v\u00f9ng v\u1eadn h\u00e0nh li\u00ean t\u1ee5c cho ph\u00e9p c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t; h\u1ed3 s\u01a1 mua s\u1eafm c\u0169ng ph\u1ea3i th\u1ec3 hi\u1ec7n hi\u1ec7u su\u1ea5t c\u1ee7a c\u1ee5m b\u01a1m \u1edf c\u00e1c \u0111\u1ea7u l\u01b0u l\u01b0\u1ee3ng th\u1ea5p v\u00e0 l\u01b0u l\u01b0\u1ee3ng \u0111\u1ec9nh d\u1ef1 ki\u1ebfn.<\/p>\n<p>\u0110\u1ed1i v\u1edbi n\u01b0\u1edbc \u1edf 20 \u00b0C, h\u1ec7 s\u1ed1 quy \u0111\u1ed5i 1 bar \u2248 10,2 m c\u1ed9t n\u01b0\u1edbc \u0111\u1ee7 ch\u00ednh x\u00e1c cho vi\u1ec7c s\u00e0ng l\u1ecdc s\u01a1 b\u1ed9, trong khi t\u00ednh to\u00e1n chi ti\u1ebft c\u1ea7n gi\u1eef c\u00e1c \u0111\u01a1n v\u1ecb nh\u1ea5t qu\u00e1n. M\u1ed9t b\u1ea3n v\u1ebd ch\u1ec9 ghi \u201cb\u01a1m t\u0103ng \u00e1p 3 bar\u201d s\u1ebd kh\u00f4ng \u0111\u01b0a ra \u0111\u01b0\u1ee3c c\u00e2u tr\u1ea3 l\u1eddi c\u00f3 th\u1ec3 ki\u1ec3m to\u00e1n \u0111\u01b0\u1ee3c r\u1eb1ng 3 bar l\u00e0 \u00e1p su\u1ea5t x\u1ea3, \u00e1p su\u1ea5t ch\u00eanh l\u1ec7ch, hay \u0111i\u1ec3m \u0111\u1eb7t t\u1ea1i m\u1ed9t c\u1ea3m bi\u1ebfn t\u1eeb xa.<\/p>\n<h3>T\u1ea1i sao \u0111i\u1ec1u khi\u1ec3n bi\u1ebfn t\u1ed1c l\u1ea1i thay \u0111\u1ed5i quy\u1ebft \u0111\u1ecbnh mua h\u00e0ng?<\/h3>\n<p>\u0110\u1ed1i v\u1edbi m\u1ed9t m\u00e1y b\u01a1m li t\u00e2m c\u00f3 \u0111\u01b0\u1eddng k\u00ednh c\u00e1nh b\u01a1m kh\u00f4ng \u0111\u1ed5i, c\u00e1c quy lu\u1eadt \u0111\u1ed3ng d\u1ea1ng cho bi\u1ebft Q \u221d N, H \u221d N\u00b2 v\u00e0 P \u221d N\u00b3, trong \u0111\u00f3 N l\u00e0 t\u1ed1c \u0111\u1ed9 quay. \u0110\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao m\u1ed9t bi\u1ebfn t\u1ea7n \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n \u0111\u00fang c\u00e1ch c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 nhu c\u1ea7u c\u00f4ng su\u1ea5t \u1edf t\u1ea3i m\u1ed9t ph\u1ea7n; \u0111\u00e2y c\u0169ng l\u00e0 l\u00fd do t\u1ea1i sao m\u1ed9t m\u00e1y b\u01a1m qu\u00e1 kh\u1ed5, bu\u1ed9c ph\u1ea3i ch\u1ea1y xa kh\u1ecfi d\u1ea3i hi\u1ec7u su\u1ea5t c\u1ee7a n\u00f3, v\u1eabn c\u00f3 th\u1ec3 l\u00e3ng ph\u00ed n\u0103ng l\u01b0\u1ee3ng sau khi \u0111\u00e3 l\u1eafp th\u00eam bi\u1ebfn t\u1ea7n.<\/p>\n<p>K\u1ecbch b\u1ea3n \u0111i\u1ec1u khi\u1ec3n ph\u1ea3i n\u00eau r\u00f5 \u0111i\u1ec3m \u0111\u1eb7t \u00e1p su\u1ea5t, v\u1ecb tr\u00ed c\u1ea3m bi\u1ebfn, tr\u00ecnh t\u1ef1 ch\u1ea1y \u0111u\u1ed5i (lead\u2013lag), t\u1ed1c \u0111\u1ed9 t\u1ed1i thi\u1ec3u, logic chuy\u1ec3n ch\u1ebf \u0111\u1ed9 ng\u1ee7 ho\u1eb7c kh\u00f4ng c\u00f3 l\u01b0u l\u01b0\u1ee3ng, \u0111i\u1ec1u ki\u1ec7n kh\u1edfi \u0111\u1ed9ng l\u1ea1i v\u00e0 ph\u1ea3n h\u1ed3i l\u1ed7i. Ti\u00eau chu\u1ea9n IEC 60335-1 c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng cho c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n \u0111\u00f3ng g\u00f3i c\u00f3 li\u00ean quan, nh\u01b0ng nh\u00e0 cung c\u1ea5p ph\u1ea3i n\u00eau r\u00f5 ph\u1ea1m vi tu\u00e2n th\u1ee7 ch\u00ednh x\u00e1c v\u00e0 c\u00e1c y\u00eau c\u1ea7u l\u1eafp \u0111\u1eb7t \u0111i\u1ec7n t\u1ea1i \u0111\u1ecba ph\u01b0\u01a1ng thay v\u00ec coi m\u1ed9t nh\u00e3n d\u00e1n chung chung l\u00e0 thi\u1ebft k\u1ebf \u0111i\u1ec1u khi\u1ec3n t\u00f2a nh\u00e0 ho\u00e0n ch\u1ec9nh.<\/p>\n<figure><!-- Replace with a verified Borra Pumps commissioning photograph or approved system-curve graphic before publishing. --> <img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-1193\" src=\"https:\/\/borrapumps.com\/wp-content\/uploads\/2026\/08\/borra\u526f\u56fe-1-300x300.webp\" alt=\"\" width=\"300\" height=\"300\" srcset=\"https:\/\/borrapumps.com\/wp-content\/uploads\/2026\/08\/borra\u526f\u56fe-1-300x300.webp 300w, https:\/\/borrapumps.com\/wp-content\/uploads\/2026\/08\/borra\u526f\u56fe-1-150x150.webp 150w, https:\/\/borrapumps.com\/wp-content\/uploads\/2026\/08\/borra\u526f\u56fe-1-12x12.webp 12w, https:\/\/borrapumps.com\/wp-content\/uploads\/2026\/08\/borra\u526f\u56fe-1-100x100.webp 100w, https:\/\/borrapumps.com\/wp-content\/uploads\/2026\/08\/borra\u526f\u56fe-1.webp 500w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/figure>\n<h3>L\u00ean \u0111i\u1ec1u ki\u1ec7n h\u00fat c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m tra nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n<p>C\u1ed9t \u00e1p h\u00fat d\u01b0\u01a1ng kh\u1ea3 d\u1ee5ng ph\u1ea3i v\u01b0\u1ee3t qu\u00e1 c\u1ed9t \u00e1p h\u00fat y\u00eau c\u1ea7u c\u1ee7a b\u01a1m \u1edf l\u01b0u l\u01b0\u1ee3ng \u0111\u1ec1 xu\u1ea5t sau khi t\u00ednh to\u00e1n \u0111\u1ebfn m\u1ef1c \u00e1p su\u1ea5t ngu\u1ed3n ho\u1eb7c m\u1ef1c n\u01b0\u1edbc b\u1ec3, nhi\u1ec7t \u0111\u1ed9, t\u1ed5n th\u1ea5t \u0111\u01b0\u1eddng \u1ed1ng, c\u00e1c ph\u1ee5 ki\u1ec7n, van v\u00e0 b\u1ed9 l\u1ecdc. Vi\u1ec7c ki\u1ec3m tra n\u00e0y l\u00e0 b\u1eaft bu\u1ed9c: bi\u00ean \u0111\u1ed9 kh\u00f4ng \u0111\u1ee7 c\u00f3 th\u1ec3 g\u00e2y ra ti\u1ebfng \u1ed3n, \u0111\u1ed9 rung, kh\u00f4ng \u1ed5n \u0111\u1ecbnh hi\u1ec7u su\u1ea5t v\u00e0 h\u01b0 h\u1ecfng do hi\u1ec7n t\u01b0\u1ee3ng x\u00e2m th\u1ef1c ngay c\u1ea3 khi \u00e1p su\u1ea5t x\u1ea3 c\u00f3 v\u1ebb ch\u00ednh x\u00e1c.<\/p>\n<p>\u0110\u01b0\u1eddng cong c\u1ee7a nh\u00e0 cung c\u1ea5p c\u1ea7n x\u00e1c \u0111\u1ecbnh NPSH<sub>r<\/sub> v\u00e0 c\u00e1c \u0111i\u1ec1u ki\u1ec7n ki\u1ec3m tra, trong khi nh\u00f3m d\u1ef1 \u00e1n t\u00ednh to\u00e1n NPSH<sub>a<\/sub> cho tr\u01b0\u1eddng h\u1ee3p h\u00fat t\u1ed3i t\u1ec7 nh\u1ea5t c\u00f3 th\u1ec3 x\u1ea3y ra. \u0110\u1ed1i v\u1edbi c\u00e1c tri\u1ec7u ch\u1ee9ng c\u1ee7a h\u1ec7 th\u1ed1ng v\u00e0 ki\u1ec3m tra hi\u1ec7n tr\u01b0\u1eddng, nh\u00f3m d\u1ef1 \u00e1n c\u00f3 th\u1ec3 tham kh\u1ea3o t\u00e0i li\u1ec7u n\u00e0y <a href=\"https:\/\/borrapumps.com\/vi\/blog\/booster-pump-cavitation-causes-and-fixes\/\"><strong>m\u00e1y b\u01a1m t\u0103ng \u00e1p<\/strong> h\u01b0\u1edbng d\u1eabn v\u1ec1 hi\u1ec7n t\u01b0\u1ee3ng x\u00e2m th\u1ef1c<\/a> tr\u01b0\u1edbc khi ph\u00ea duy\u1ec7t thay \u0111\u1ed5i ph\u1ea7n c\u1ee9ng.<\/p>\n<h3>Khi n\u00e0o nhi\u1ec1u b\u01a1m t\u1ed1t h\u01a1n m\u1ed9t b\u01a1m?<\/h3>\n<p>Hai ho\u1eb7c nhi\u1ec1u b\u01a1m c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng d\u1ea3i l\u01b0u l\u01b0\u1ee3ng r\u1ed9ng, cung c\u1ea5p c\u00f4ng su\u1ea5t d\u1ef1 ph\u00f2ng theo y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt, \u0111\u1ed3ng th\u1eddi gi\u1ea3m thi\u1ec3u t\u1ed5n th\u1ea5t khi m\u1ed9t \u0111\u1ed9ng c\u01a1 c\u1ee1 l\u1edbn duy nh\u1ea5t ph\u1ea3i v\u1eadn h\u00e0nh \u1edf t\u1ea3i th\u1ea5p. S\u1ed1 l\u01b0\u1ee3ng thi\u1ebft b\u1ecb v\u1eadn h\u00e0nh v\u00e0 d\u1ef1 ph\u00f2ng n\u00ean \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh d\u1ef1a tr\u00ean c\u00e1c m\u1ee5c ti\u00eau \u0111\u1ed9 s\u1eb5n s\u00e0ng, kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn \u0111\u1ec3 b\u1ea3o tr\u00ec, c\u00f4ng su\u1ea5t cao \u0111i\u1ec3m v\u00e0 tr\u00ecnh t\u1ef1 \u0111i\u1ec1u khi\u1ec3n \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t\u2014ch\u1ee9 kh\u00f4ng d\u1ef1a theo quy t\u1eafc chung chung l\u00e0 \u201chai b\u01a1m th\u00ec an to\u00e0n h\u01a1n\u201d.<\/p>\n<p>M\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u00f3ng g\u00f3i s\u1eb5n n\u00ean cho bi\u1ebft li\u1ec7u m\u1ed7i b\u01a1m c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng l\u01b0u l\u01b0\u1ee3ng v\u1eadn h\u00e0nh m\u1ed9t m\u00ecnh hay kh\u00f4ng, vi\u1ec7c v\u1eadn h\u00e0nh l\u00e0 theo ch\u1ebf \u0111\u1ed9 v\u1eadn h\u00e0nh\/d\u1ef1 ph\u00f2ng (duty\/standby) hay v\u1eadn h\u00e0nh\/h\u1ed7 tr\u1ee3 (duty\/assist), v\u00e0 c\u00e1ch th\u1ee9c c\u00e2n b\u1eb1ng s\u1ed1 gi\u1edd ho\u1ea1t \u0111\u1ed9ng. C\u00e1c chi ti\u1ebft n\u00e0y \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn gi\u00e1 th\u00e0nh l\u1eafp \u0111\u1eb7t, bi\u1ec3u \u0111\u1ed3 ph\u1ee5 t\u1ea3i \u0111i\u1ec7n v\u00e0 kh\u1ea3 n\u0103ng duy tr\u00ec d\u1ecbch v\u1ee5 c\u1ea5p n\u01b0\u1edbc trong th\u1ef1c t\u1ebf khi m\u1ed9t m\u00e1y b\u01a1m ho\u1eb7c thi\u1ebft b\u1ecb truy\u1ec1n \u0111\u1ed9ng g\u1eb7p s\u1ef1 c\u1ed1.<\/p>\n<\/section>\n<section>\n<h2>M\u00e1y b\u01a1m t\u0103ng \u00e1p cho t\u00f2a nh\u00e0 th\u01b0\u01a1ng m\u1ea1i n\u00ean \u0111\u01b0\u1ee3c so s\u00e1nh theo chi ph\u00ed v\u00f2ng \u0111\u1eddi, kh\u00f4ng ph\u1ea3i gi\u00e1 ni\u00eam y\u1ebft.<\/h2>\n<p>Gi\u00e1 thi\u1ebft b\u1ecb th\u1ea5p nh\u1ea5t c\u00f3 th\u1ec3 l\u1ea1i l\u00e0 l\u1ef1a ch\u1ecdn \u0111\u1eaft \u0111\u1ecf nh\u1ea5t khi n\u00f3 bu\u1ed9c ph\u1ea3i kh\u1edfi \u0111\u1ed9ng qu\u00e1 m\u1ee9c, ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng c\u00f4ng su\u1ea5t t\u1ea3i m\u1ed9t ph\u1ea7n cao, b\u1ea3o tr\u00ec ph\u1edbt th\u01b0\u1eddng xuy\u00ean, ho\u1eb7c ph\u1ea3i n\u00e2ng c\u1ea5p h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n sau n\u00e0y. M\u1ed9t s\u1ef1 so s\u00e1nh c\u00f4ng b\u1eb1ng s\u1ebd s\u1eed d\u1ee5ng c\u00f9ng d\u1ea3i l\u01b0u l\u01b0\u1ee3ng, \u0111i\u1ec3m \u0111\u1eb7t \u00e1p su\u1ea5t, \u0111\u1ecbnh ngh\u0129a d\u1ef1 ph\u00f2ng, ph\u1ea1m vi thi\u1ebft b\u1ecb \u0111i\u1ec7n v\u00e0 c\u01a1 s\u1edf ki\u1ec3m tra nghi\u1ec7m thu cho m\u1ecdi nh\u00e0 th\u1ea7u.<\/p>\n<table>\n<thead>\n<tr>\n<th>\u0110i\u1ec3m so s\u00e1nh<\/th>\n<th>G\u00f3i t\u1ed1c \u0111\u1ed9 kh\u00f4ng \u0111\u1ed5i<\/th>\n<th>G\u00f3i bi\u1ebfn t\u1ed1c<\/th>\n<th>H\u1eadu qu\u1ea3 th\u01b0\u01a1ng m\u1ea1i<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>V\u1eadn h\u00e0nh t\u1ea3i m\u1ed9t ph\u1ea7n<\/td>\n<td>Ki\u1ec3m so\u00e1t \u00e1p su\u1ea5t th\u01b0\u1eddng d\u1ef1a v\u00e0o vi\u1ec7c ph\u00e2n \u0111o\u1ea1n ho\u1eb7c ch\u1ea1y chu k\u1ef3<\/td>\n<td>T\u1ed1c \u0111\u1ed9 c\u00f3 th\u1ec3 tu\u00e2n theo nhu c\u1ea7u trong ph\u1ea1m vi v\u1eadn h\u00e0nh \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh<\/td>\n<td>So s\u00e1nh c\u1ea3 gi\u1edd v\u1eadn h\u00e0nh d\u1ef1 ki\u1ebfn c\u00f3 nhu c\u1ea7u th\u1ea5p, ch\u1ee9 kh\u00f4ng ch\u1ec9 ri\u00eang ch\u1ebf \u0111\u1ed9 t\u1ea3i \u0111\u1ec9nh.<\/td>\n<\/tr>\n<tr>\n<td>M\u1ed1i quan h\u1ec7 n\u0103ng l\u01b0\u1ee3ng<\/td>\n<td>T\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1 \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh khi b\u01a1m \u0111ang ch\u1ea1y<\/td>\n<td>S\u1eed d\u1ee5ng m\u1ed1i quan h\u1ec7 t\u01b0\u01a1ng quan l\u1ef1c ly t\u00e2m, P \u221d N\u00b3, khi c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng<\/td>\n<td>X\u00e1c nh\u1eadn s\u1ed1 kWh d\u1ef1 ki\u1ebfn h\u00e0ng n\u0103m t\u1eeb bi\u1ec3u \u0111\u1ed3 ph\u1ee5 t\u1ea3i th\u1ef1c t\u1ebf.<\/td>\n<\/tr>\n<tr>\n<td>\u1ed4n \u0111\u1ecbnh \u00e1p su\u1ea5t<\/td>\n<td>T\u00f9y thu\u1ed9c v\u00e0o b\u00ecnh \u00e1p l\u1ef1c, d\u1ea3i \u0111i\u1ec1u \u00e1p v\u00e0 c\u00e0i \u0111\u1eb7t c\u00f4ng t\u1eafc<\/td>\n<td>T\u00f9y thu\u1ed9c v\u00e0o v\u1ecb tr\u00ed c\u1ea3m bi\u1ebfn, qu\u00e1 tr\u00ecnh tinh ch\u1ec9nh PID v\u00e0 logic t\u1ed1c \u0111\u1ed9 t\u1ed1i thi\u1ec3u<\/td>\n<td>Y\u00eau c\u1ea7u tr\u00ecnh t\u1ef1 \u0111i\u1ec1u khi\u1ec3n v\u00e0 c\u00e1c \u0111i\u1ec3m thi\u1ebft l\u1eadp ch\u1ea1y th\u1eed.<\/td>\n<\/tr>\n<tr>\n<td>Chi ph\u00ed b\u1ea3o tr\u00ec ti\u1ebfp x\u00fac<\/td>\n<td>\u00cdt b\u1ed9 ph\u1eadn truy\u1ec1n \u0111\u1ed9ng h\u01a1n; \u0111\u1ea1p xe nhi\u1ec1u h\u01a1n c\u00f3 th\u1ec3 l\u00e0m t\u0103ng s\u1ed1 l\u1ea7n kh\u1edfi \u0111\u1ed9ng c\u01a1 h\u1ecdc<\/td>\n<td>Bi\u1ebfn t\u1ea7n b\u1ed5 sung thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed; \u0111i\u1ec1u khi\u1ec3n c\u1ea5p t\u1ea3i c\u00f3 th\u1ec3 gi\u1ea3m s\u1ed1 l\u1ea7n kh\u1edfi \u0111\u1ed9ng<\/td>\n<td>T\u00ednh gi\u00e1 ph\u1ee5 t\u00f9ng v\u00e0 g\u00f3i d\u1ecbch v\u1ee5 truy c\u1eadp c\u00f9ng v\u1edbi g\u00f3i s\u1ea3n ph\u1ea9m.<\/td>\n<\/tr>\n<tr>\n<td>T\u00ednh linh ho\u1ea1t trong m\u1edf r\u1ed9ng<\/td>\n<td>C\u00f3 th\u1ec3 c\u1ea7n thay \u0111\u1ed5i m\u00e1y b\u01a1m ho\u1eb7c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n n\u1ebfu nhu c\u1ea7u thay \u0111\u1ed5i<\/td>\n<td>C\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng m\u1ed9t d\u1ea3i nhu c\u1ea7u x\u00e1c \u0111\u1ecbnh n\u1ebfu \u0111\u01b0\u1eddng \u0111\u1eb7c t\u00ednh v\u00e0 \u0111\u1ed9ng c\u01a1 \u0111\u01b0\u1ee3c k\u00edch th\u01b0\u1edbc \u0111\u00fang c\u00e1ch<\/td>\n<td>C\u00f4ng su\u1ea5t d\u1ef1 tr\u1eef ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng l\u01b0u l\u01b0\u1ee3ng v\u00e0 c\u1ed9t \u00e1p, kh\u00f4ng \u0111\u01b0\u1ee3c suy \u0111o\u00e1n.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>C\u00e2u tr\u1ea3 l\u1eddi th\u00e0nh th\u1eadt l\u00e0 kh\u00f4ng c\u00f3 ki\u1ebfn tr\u00fac n\u00e0o t\u1ef1 \u0111\u1ed9ng v\u01b0\u1ee3t tr\u1ed9i h\u01a1n h\u1eb3n. M\u1ed9t t\u1ea3i quy tr\u00ecnh \u1ed5n \u0111\u1ecbnh, g\u1ea7n \u0111\u1ea1t \u0111\u1ec9nh c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi m\u1ed9t b\u1ed1 c\u1ee5c \u0111i\u1ec1u khi\u1ec3n \u0111\u01a1n gi\u1ea3n h\u01a1n, trong khi m\u1ed9t kh\u00e1ch s\u1ea1n, t\u00f2a nh\u00e0 v\u0103n ph\u00f2ng ho\u1eb7c t\u00f2a nh\u00e0 h\u1ed7n h\u1ee3p c\u00f3 th\u1eddi gian ch\u1ea1y t\u1ea3i m\u1ed9t ph\u1ea7n k\u00e9o d\u00e0i th\u01b0\u1eddng c\u00f3 l\u1ee3i t\u1eeb vi\u1ec7c b\u1ed1 tr\u00ed t\u1ed1c \u0111\u1ed9 bi\u1ebfn thi\u00ean \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf k\u1ef9 l\u01b0\u1ee1ng; b\u00e0i to\u00e1n t\u00ednh to\u00e1n c\u1ee7a d\u1ef1 \u00e1n ph\u1ea3i quy\u1ebft \u0111\u1ecbnh \u0111i\u1ec1u \u0111\u00f3.<\/p>\n<\/section>\n<section>\n<h2>C\u00e1c b\u00e1o gi\u00e1 t\u1eeb nh\u00e0 cung c\u1ea5p m\u00e1y b\u01a1m t\u0103ng \u00e1p c\u1ea7n ph\u1ea3i c\u00f4ng b\u1ed1 r\u00f5 c\u00e1c y\u1ebfu t\u1ed1 chi ph\u00ed tr\u01b0\u1edbc khi trao th\u1ea7u<\/h2>\n<p>\u0110\u1ed1i v\u1edbi m\u1ed9t ho\u1ea1t \u0111\u1ed9ng mua s\u1eafm \u0111\u1ecbnh gi\u00e1, m\u1ed9t b\u00e1o c\u00e1o gi\u00e1 ch\u01b0a \u0111\u1ea7y \u0111\u1ee7 l\u00e0 m\u1ed9t r\u1ee7i ro th\u01b0\u01a1ng m\u1ea1i h\u01a1n l\u00e0 m\u1ed9t m\u00f3n h\u1eddi. Ng\u01b0\u1eddi mua n\u00ean t\u00e1ch bi\u1ec7t gi\u00e1 thi\u1ebft b\u1ecb kh\u1ecfi c\u00e1c y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh th\u1eddi gian ch\u1ea1y th\u1eed, s\u1ef1 ch\u1ea5p thu\u1eadn ph\u00e1p l\u00fd, m\u1ee9c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng, kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn b\u1ea3o tr\u00ec v\u00e0 kh\u1ea3 n\u0103ng s\u1eb5n c\u00f3 thay th\u1ebf trong su\u1ed1t v\u00f2ng \u0111\u1eddi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc.<\/p>\n<p>\u0110\u00e1ng tin c\u1eady <strong>nh\u00e0 cung c\u1ea5p m\u00e1y b\u01a1m t\u0103ng \u00e1p<\/strong> c\u1ea7n x\u00e1c \u0111\u1ecbnh r\u00f5 ngh\u0129a v\u1ee5 \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o, ph\u1ea1m vi \u0111\u1ed9ng c\u01a1 v\u00e0 b\u1ed9 bi\u1ebfn t\u1ea7n, v\u1eadt li\u1ec7u ti\u1ebfp x\u00fac v\u1edbi ch\u1ea5t l\u1ecfng, h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n, h\u1ed3 s\u01a1 ki\u1ec3m tra v\u00e0 c\u00e1c h\u1ea1ng m\u1ee5c lo\u1ea1i tr\u1eeb tr\u01b0\u1edbc khi trao th\u1ea7u. N\u1ebfu c\u00e1c h\u1ea1ng m\u1ee5c \u0111\u00f3 ch\u1ec9 xu\u1ea5t hi\u1ec7n sau \u0111\u01a1n \u0111\u1eb7t h\u00e0ng, ng\u01b0\u1eddi mua kh\u00f4ng th\u1ec3 th\u1ef1c hi\u1ec7n so s\u00e1nh chi ph\u00ed v\u00f2ng \u0111\u1eddi c\u00f3 \u00fd ngh\u0129a.<\/p>\n<table>\n<thead>\n<tr>\n<th>Y\u1ebfu t\u1ed1 chi ph\u00ed<\/th>\n<th>\u0110i\u1ec1u g\u00ec l\u00e0m thay \u0111\u1ed5i gi\u00e1 c\u1ea3<\/th>\n<th>Nh\u1eefng g\u00ec ng\u01b0\u1eddi mua n\u00ean y\u00eau c\u1ea7u<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>C\u00f4ng su\u1ea5t th\u1ee7y l\u1ef1c<\/td>\n<td>L\u01b0u l\u01b0\u1ee3ng, c\u1ed9t \u00e1p ch\u00eanh l\u1ec7ch, \u0111i\u1ec1u ki\u1ec7n h\u00fat, c\u1eaft g\u1ecdt c\u00e1nh b\u01a1m v\u00e0 s\u1ed1 l\u01b0\u1ee3ng b\u01a1m<\/td>\n<td>\u0110i\u1ec3m l\u00e0m vi\u1ec7c v\u00e0 \u0111\u1eb7c t\u00ednh l\u01b0u l\u01b0\u1ee3ng c\u1ed9t \u00e1p \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o \u1edf nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc \u0111\u00e3 \u0111\u1ecbnh.<\/td>\n<\/tr>\n<tr>\n<td>\u0110i\u1ec1u khi\u1ec3n<\/td>\n<td>\u0110\u1ecbnh m\u1ee9c VFD, \u0111\u1ed9 d\u1ef1 ph\u00f2ng c\u1ee7a c\u1ea3m bi\u1ebfn, v\u1ecf t\u1ee7 \u0111i\u1ec7n, giao di\u1ec7n BMS v\u00e0 l\u1eadp tr\u00ecnh<\/td>\n<td>S\u01a1 \u0111\u1ed3 \u0111\u01a1n tuy\u1ebfn, danh s\u00e1ch I\/O, tr\u00ecnh t\u1ef1 \u0111i\u1ec1u khi\u1ec3n v\u00e0 \u0111i\u1ec7n \u00e1p\/t\u1ea7n s\u1ed1 t\u1ea1i c\u00f4ng tr\u01b0\u1eddng.<\/td>\n<\/tr>\n<tr>\n<td>V\u1eadt li\u1ec7u v\u00e0 ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc<\/td>\n<td>Ph\u1ea1m vi ph\u00ea duy\u1ec7t v\u1ec1 m\u00e1c th\u00e9p kh\u00f4ng g\u1ec9, ch\u1ea5t \u0111\u00e0n h\u1ed3i, gio\u0103ng ph\u1edbt, \u1ed1ng g\u00f3p v\u00e0 n\u01b0\u1edbc sinh ho\u1ea1t<\/td>\n<td>Danh m\u1ee5c v\u1eadt li\u1ec7u v\u00e0 b\u1eb1ng ch\u1ee9ng ch\u1ee9ng nh\u1eadn NSF\/ANSI 61 khi c\u00f3 y\u00eau c\u1ea7u ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc u\u1ed1ng.<\/td>\n<\/tr>\n<tr>\n<td>S\u1ef1 d\u01b0 th\u1eeba v\u00e0 ki\u1ec3m th\u1eed<\/td>\n<td>Ch\u1ebf \u0111\u1ed9 tr\u1ef1c\/d\u1ef1 ph\u00f2ng, ki\u1ec3m tra t\u1ea1i nh\u00e0 m\u00e1y, ki\u1ec3m tra ch\u1ee9ng ki\u1ebfn v\u00e0 t\u00e0i li\u1ec7u<\/td>\n<td>Ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m, c\u00e1c \u0111i\u1ec3m nghi\u1ec7m thu v\u00e0 h\u1ed3 s\u01a1 \u0111\u01b0\u1ee3c bao g\u1ed3m trong b\u00e1o gi\u00e1.<\/td>\n<\/tr>\n<tr>\n<td>T\u00edch h\u1ee3p trang web<\/td>\n<td>Khung b\u1ec7, c\u00e1ch ly rung \u0111\u1ed9ng, van, kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn, v\u1eadn chuy\u1ec3n h\u00e0ng h\u00f3a v\u00e0 h\u1ed7 tr\u1ee3 ch\u1ea1y th\u1eed<\/td>\n<td>Danh s\u00e1ch bao g\u1ed3m\/kh\u00f4ng bao g\u1ed3m v\u00e0 ma tr\u1eadn tr\u00e1ch nhi\u1ec7m.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>M\u1ed9t y\u00eau c\u1ea7u b\u00e1o gi\u00e1 h\u1eefu \u00edch bao g\u1ed3m v\u1ecb tr\u00ed d\u1ef1 \u00e1n, ph\u1ea1m vi \u00e1p su\u1ea5t ngu\u1ed3n, \u00e1p su\u1ea5t x\u1ea3 y\u00eau c\u1ea7u, l\u01b0u l\u01b0\u1ee3ng, ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc, \u0111i\u1ec7n \u00e1p, c\u00e1c ph\u00ea duy\u1ec7t t\u1ea1i \u0111\u1ecba ph\u01b0\u01a1ng, y\u00eau c\u1ea7u v\u1eadn h\u00e0nh\/d\u1ef1 ph\u00f2ng, k\u00edch th\u01b0\u1edbc k\u1ebft n\u1ed1i v\u00e0 giao th\u1ee9c BMS \u01b0a th\u00edch. \u0110\u1ec3 c\u00f3 ph\u00e2n t\u00edch chi ti\u1ebft h\u01a1n v\u1ec1 c\u00e1c kho\u1ea3n d\u1ef1 ph\u00f2ng c\u1ee7a d\u1ef1 \u00e1n, ng\u01b0\u1eddi \u0111\u1ecdc c\u00f3 th\u1ec3 xem l\u1ea1i <a href=\"https:\/\/borrapumps.com\/vi\/blog\/booster-pump-installation-cost\/\">c\u00e1c y\u1ebfu t\u1ed1 chi ph\u00ed l\u1eafp \u0111\u1eb7t m\u00e1y b\u01a1m t\u0103ng \u00e1p<\/a> tr\u01b0\u1edbc khi so s\u00e1nh c\u00e1c gi\u00e1 th\u1ea7u.<\/p>\n<\/section>\n<section>\n<h2>M\u00e1y b\u01a1m t\u0103ng \u00e1p ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u hi\u1ec7n h\u00e0nh v\u1ec1 n\u01b0\u1edbc, \u0111i\u1ec7n v\u00e0 t\u1ea1i ch\u1ed7<\/h2>\n<p>Tu\u00e2n th\u1ee7 b\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c x\u00e1c \u0111\u1ecbnh d\u1ecbch v\u1ee5, th\u1ea9m quy\u1ec1n t\u00e0ijurisdiction v\u00e0 ph\u1ea1m vi s\u1ea3n ph\u1ea9m. ISO 9001 gi\u1ea3i quy\u1ebft h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a nh\u00e0 cung c\u1ea5p; n\u00f3 c\u00f3 gi\u00e1 tr\u1ecb \u0111\u1ed1i v\u1edbi vi\u1ec7c ki\u1ec3m so\u00e1t t\u00e0i li\u1ec7u v\u00e0 c\u00e1c quy tr\u00ecnh h\u00e0nh \u0111\u1ed9ng kh\u1eafc ph\u1ee5c, nh\u01b0ng n\u00f3 kh\u00f4ng thay th\u1ebf cho th\u1eed nghi\u1ec7m hi\u1ec7u su\u1ea5t m\u00e1y b\u01a1m ho\u1eb7c ch\u1ee9ng minh r\u1eb1ng m\u1ecdi b\u1ed9 ph\u1eadn ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc \u0111\u1ec1u \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t cho m\u1ed9t \u1ee9ng d\u1ee5ng n\u01b0\u1edbc u\u1ed1ng c\u1ee5 th\u1ec3.<\/p>\n<table>\n<thead>\n<tr>\n<th>T\u00e0i li\u1ec7u tham kh\u1ea3o ho\u1eb7c y\u00eau c\u1ea7u<\/th>\n<th>\u0110\u1ed9 li\u00ean quan c\u1ee7a l\u1ef1a ch\u1ecdn<\/th>\n<th>R\u1ee7i ro khi gi\u1ea3 \u0111\u1ecbnh thay v\u00ec x\u00e1c minh<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>ISO 9001<\/td>\n<td>C\u00e1c quy \u0111\u1ecbnh ki\u1ec3m so\u00e1t qu\u1ea3n l\u00fd ch\u1ea5t l\u01b0\u1ee3ng, kh\u1ea3 n\u0103ng truy xu\u1ea5t ngu\u1ed3n g\u1ed1c v\u00e0 c\u00e1c quy tr\u00ecnh h\u00e0nh \u0111\u1ed9ng kh\u1eafc ph\u1ee5c<\/td>\n<td>Ki\u1ec3m so\u00e1t t\u00e0i li\u1ec7u kh\u00f4ng r\u00f5 r\u00e0ng v\u00e0 h\u1ed3 s\u01a1 cung \u1ee9ng kh\u00f4ng nh\u1ea5t qu\u00e1n.<\/td>\n<\/tr>\n<tr>\n<td>S\u1ef1 ph\u00f9 h\u1ee3p ti\u00eau chu\u1ea9n CE, khi c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng<\/td>\n<td>Ph\u00e1p lu\u1eadt hi\u1ec7n h\u00e0nh c\u1ee7a Ch\u00e2u \u00c2u v\u1ec1 s\u1ea3n ph\u1ea9m v\u00e0 t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt<\/td>\n<td>Nh\u1eadp kh\u1ea9u ch\u1eadm, khai b\u00e1o ch\u01b0a \u0111\u1ea7y \u0111\u1ee7 ho\u1eb7c g\u00f3i thi\u1ebft b\u1ecb \u0111i\u1ec7n kh\u00f4ng tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh.<\/td>\n<\/tr>\n<tr>\n<td>IEC 60335-1, khi c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng<\/td>\n<td>Ti\u00eau chu\u1ea9n c\u01a1 s\u1edf v\u1ec1 an to\u00e0n \u0111i\u1ec7n \u0111\u1ed1i v\u1edbi thi\u1ebft b\u1ecb n\u1eb1m trong ph\u1ea1m vi \u0111\u00e3 c\u00f4ng b\u1ed1<\/td>\n<td>Gi\u1ea3 \u0111\u1ecbnh sai l\u1ea7m r\u1eb1ng m\u1ed9t nh\u00e3n \u0111i\u1ec7n chung chung l\u00e0 \u0111\u1ee7 cho h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t.<\/td>\n<\/tr>\n<tr>\n<td>NSF\/ANSI 61, khi y\u00eau c\u1ea7u ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc u\u1ed1ng<\/td>\n<td>C\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u1ea3nh h\u01b0\u1edfng s\u1ee9c kh\u1ecfe \u0111\u1ed1i v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n n\u01b0\u1edbc u\u1ed1ng li\u00ean quan<\/td>\n<td>S\u1ef1 t\u1eeb ch\u1ed1i b\u1edfi c\u01a1 quan c\u00f3 th\u1ea9m quy\u1ec1n ho\u1eb7c v\u1eadt li\u1ec7u ti\u1ebfp x\u00fac kh\u00f4ng ph\u00f9 h\u1ee3p.<\/td>\n<\/tr>\n<tr>\n<td>Ti\u00eau chu\u1ea9n \u0111\u1ecba ph\u01b0\u01a1ng v\u00e0 ti\u00eau chu\u1ea9n qu\u1ed1c gia Trung Qu\u1ed1c<\/td>\n<td>Y\u00eau c\u1ea7u v\u1ec1 qu\u1ed1c gia d\u1ef1 \u00e1n, l\u1eafp \u0111\u1eb7t, thi\u1ebft b\u1ecb \u00e1p l\u1ef1c v\u00e0 \u0111i\u1ec7n<\/td>\n<td>Thi\u1ebft k\u1ebf l\u1ea1i mu\u1ed9n, kh\u00f4ng \u0111\u1ea1t ki\u1ec3m \u0111\u1ecbnh, ho\u1eb7c ch\u1eadm ti\u1ebfn \u0111\u1ed9 b\u00e0n giao.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>T\u1ea1i Lu\u00e2n \u0110\u00f4n, m\u1ed9t b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u0169ng ph\u1ea3i t\u00ednh \u0111\u1ebfn c\u00e1c \u0111i\u1ec1u ki\u1ec7n c\u1ee7a c\u00f4ng ty c\u1ea5p n\u01b0\u1edbc v\u00e0 thi\u1ebft k\u1ebf ph\u00e2n v\u00f9ng \u00e1p l\u1ef1c c\u1ee7a d\u1ef1 \u00e1n; t\u1ea1i Sydney, ngu\u1ed3n \u0111i\u1ec7n, c\u00e1c y\u00eau c\u1ea7u v\u1ec1 h\u1ec7 th\u1ed1ng \u1ed1ng n\u01b0\u1edbc \u0111\u1ecba ph\u01b0\u01a1ng v\u00e0 kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn d\u1ecbch v\u1ee5 c\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn tr\u01b0\u1edbc khi ph\u00e1t h\u00e0nh. C\u00f9ng m\u1ed9t b\u1ed9 ph\u1eadn c\u00f3 th\u1ec3 \u0111\u1ea1t y\u00eau c\u1ea7u v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt nh\u01b0ng l\u1ea1i kh\u00f4ng th\u1ec3 th\u01b0\u01a1ng m\u1ea1i h\u00f3a n\u1ebfu b\u1eb1ng ch\u1ee9ng ph\u00ea duy\u1ec7t c\u1ee7a n\u00f3 kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi \u1ee9ng d\u1ee5ng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t.<\/p>\n<figure><!-- Replace with a verified Borra Pumps factory-test or installed skid image before publishing. --> <img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-1195\" src=\"https:\/\/borrapumps.com\/wp-content\/uploads\/2026\/08\/borra\u4e3b\u56fe-2-300x300.webp\" alt=\"\" width=\"300\" height=\"300\" srcset=\"https:\/\/borrapumps.com\/wp-content\/uploads\/2026\/08\/borra\u4e3b\u56fe-2-300x300.webp 300w, https:\/\/borrapumps.com\/wp-content\/uploads\/2026\/08\/borra\u4e3b\u56fe-2-150x150.webp 150w, https:\/\/borrapumps.com\/wp-content\/uploads\/2026\/08\/borra\u4e3b\u56fe-2-12x12.webp 12w, https:\/\/borrapumps.com\/wp-content\/uploads\/2026\/08\/borra\u4e3b\u56fe-2-100x100.webp 100w, https:\/\/borrapumps.com\/wp-content\/uploads\/2026\/08\/borra\u4e3b\u56fe-2.webp 500w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/figure>\n<\/section>\n<section>\n<h2>Vi\u1ec7c l\u1ef1a ch\u1ecdn h\u1ec7 th\u1ed1ng t\u0103ng \u00e1p t\u00f2a nh\u00e0 \u0111\u00f2i h\u1ecfi m\u1ed9t quy tr\u00ecnh th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt g\u1ed3m n\u0103m b\u01b0\u1edbc c\u00f3 ki\u1ec3m so\u00e1t<\/h2>\n<ol>\n<li>\u0110o l\u01b0\u1eddng \u0111i\u1ec1u ki\u1ec7n ngu\u1ed3n. Ghi l\u1ea1i \u00e1p su\u1ea5t \u0111\u1ea7u v\u00e0o t\u1ed1i thi\u1ec3u v\u00e0 t\u1ed1i \u0111a t\u1ea1i \u0111i\u1ec3m k\u1ebft n\u1ed1i d\u1ef1 ki\u1ebfn, kh\u00f4ng ph\u1ea3i t\u1ea1i m\u1ed9t \u0111\u1ed3ng h\u1ed3 \u0111o \u1edf xa ho\u1eb7c trong m\u1ed9t l\u1ea7n \u0111\u1ecdc v\u00e0o gi\u1edd y\u00ean t\u0129nh.<\/li>\n<li>T\u00ednh to\u00e1n n\u0103ng su\u1ea5t th\u1ee7y l\u1ef1c. N\u00eau r\u00f5 l\u01b0u l\u01b0\u1ee3ng thi\u1ebft k\u1ebf, \u0111\u1ed9 cao t\u0129nh, \u00e1p su\u1ea5t d\u01b0, t\u1ed5n th\u1ea5t ma s\u00e1t, nhi\u1ec7t \u0111\u1ed9 ch\u1ea5t l\u1ecfng v\u00e0 NPSH.<sub>a<\/sub>; sau \u0111\u00f3 y\u00eau c\u1ea7u m\u1ed9t \u0111\u01b0\u1eddng cong th\u1ec3 hi\u1ec7n \u0111i\u1ec3m l\u00e0m vi\u1ec7c \u0111\u01b0\u1ee3c ch\u1ecdn.<\/li>\n<li>Vi\u1ebft chu\u1ed7i \u0111i\u1ec1u khi\u1ec3n. X\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed \u0111i\u1ec3m \u0111\u1eb7t, ph\u00e2n t\u1ea7ng b\u01a1m, t\u1ed1c \u0111\u1ed9 t\u1ed1i thi\u1ec3u c\u1ee7a bi\u1ebfn t\u1ea7n (VFD), ph\u1ea3n \u1ee9ng l\u01b0u l\u01b0\u1ee3ng th\u1ea5p, ti\u1ebfp \u0111i\u1ec3m c\u1ea3nh b\u00e1o, ch\u1ebf \u0111\u1ed9 ghi \u0111\u00e8 th\u1ee7 c\u00f4ng v\u00e0 giao di\u1ec7n h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd t\u00f2a nh\u00e0 (BMS) tr\u01b0\u1edbc khi t\u1ee7 \u0111i\u1ec1u khi\u1ec3n \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o.<\/li>\n<li>So s\u00e1nh ph\u1ea1m vi ho\u00e0n ch\u1ec9nh. \u0110\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t, v\u1eadt li\u1ec7u ti\u1ebfp x\u00fac v\u1edbi l\u01b0u ch\u1ea5t, v\u1ecf b\u1ecdc \u0111i\u1ec7n, van, thi\u1ebft b\u1ecb \u0111o \u0111\u1ea1c, t\u00e0i li\u1ec7u th\u1eed nghi\u1ec7m, ph\u1ee5 t\u00f9ng thay th\u1ebf, qu\u00e1 tr\u00ecnh ch\u1ea1y th\u1eed v\u00e0 c\u00e1c h\u1ea1ng m\u1ee5c lo\u1ea1i tr\u1eeb tr\u00ean c\u00f9ng m\u1ed9t c\u01a1 s\u1edf.<\/li>\n<li>X\u00e1c nh\u1eadn b\u1eb1ng ch\u1ee9ng b\u00e0n giao. Y\u00eau c\u1ea7u s\u1ed1 hi\u1ec7u model, kh\u1ea3 n\u0103ng truy xu\u1ea5t s\u1ed1 s\u00ea-ri, bi\u1ec3u \u0111\u1ed3 \u0111\u1eb7c t\u00ednh, h\u01b0\u1edbng d\u1eabn v\u1eadn h\u00e0nh, s\u01a1 \u0111\u1ed3 \u0111\u1ea5u d\u00e2y, bi\u00ean b\u1ea3n th\u1eed nghi\u1ec7m, t\u00e0i li\u1ec7u h\u1ee3p chu\u1ea9n v\u00e0 c\u00e1c gi\u00e1 tr\u1ecb ch\u1ea1y th\u1eed t\u1ea1i c\u00f4ng tr\u01b0\u1eddng.<\/li>\n<\/ol>\n<p>Borra Pumps cung c\u1ea5p c\u00e1c b\u1ed9 m\u00e1y b\u01a1m cho t\u00f2a nh\u00e0 th\u01b0\u01a1ng m\u1ea1i, m\u00e1y b\u01a1m n\u01b0\u1edbc ly t\u00e2m, h\u1ec7 th\u1ed1ng t\u0103ng \u00e1p v\u00e0 c\u00e1c thi\u1ebft b\u1ecb c\u1ea5p n\u01b0\u1edbc theo y\u00eau c\u1ea7u \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi H\u1ec7 th\u1ed1ng Qu\u1ea3n l\u00fd Ch\u1ea5t l\u01b0\u1ee3ng ISO 9001 v\u00e0 t\u00e0i li\u1ec7u tu\u00e2n th\u1ee7 CE khi \u00e1p d\u1ee5ng. Nh\u00f3m d\u1ef1 \u00e1n c\u1ea7n so s\u00e1nh t\u1ed1c \u0111\u1ed9 bi\u1ebfn thi\u00ean tr\u01b0\u1edbc ti\u00ean c\u00f3 th\u1ec3 xem l\u1ea1i \u0111i\u1ec1u n\u00e0y <a href=\"https:\/\/borrapumps.com\/vi\/blog\/constant-speed-vs-vfd-booster-pump-guide\/\">H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn bi\u1ebfn t\u1ea7n so v\u1edbi t\u1ed1c \u0111\u1ed9 kh\u00f4ng \u0111\u1ed5i<\/a> v\u00e0 sau \u0111\u00f3 \u0111\u01b0a ra m\u1ed9t y\u00eau c\u1ea7u d\u1ef1a tr\u00ean \u0111i\u1ec3m nhi\u1ec7m v\u1ee5.<\/p>\n<\/section>\n<section>\n<h2>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 m\u00e1y b\u01a1m t\u0103ng \u00e1p gi\u1ea3i \u0111\u00e1p c\u00e1c th\u1eafc m\u1eafc ph\u1ed5 bi\u1ebfn c\u1ee7a t\u00f2a nh\u00e0 th\u01b0\u01a1ng m\u1ea1i<\/h2>\n<h3>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn \u0111\u00fang m\u00e1y b\u01a1m t\u0103ng \u00e1p cho m\u1ed9t t\u00f2a nh\u00e0 th\u01b0\u01a1ng m\u1ea1i?<\/h3>\n<p>B\u1eaft \u0111\u1ea7u v\u1edbi \u00e1p su\u1ea5t \u0111\u1ea7u v\u00e0o t\u1ed1i thi\u1ec3u, \u00e1p su\u1ea5t \u0111\u1ea7u ra y\u00eau c\u1ea7u t\u1ea1i thi\u1ebft b\u1ecb \u0111i\u1ec1u khi\u1ec3n, l\u01b0u l\u01b0\u1ee3ng \u0111\u1ec9nh v\u00e0 l\u01b0u l\u01b0\u1ee3ng t\u1ed1i thi\u1ec3u, \u0111\u1ed9 cao t\u0129nh, t\u1ed5n th\u1ea5t ma s\u00e1t v\u00e0 nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc. Ch\u1ecdn b\u01a1m t\u1eeb \u0111i\u1ec3m l\u00e0m vi\u1ec7c k\u1ebft qu\u1ea3 v\u00e0 y\u00eau c\u1ea7u \u0111\u01b0\u1eddng \u0111\u1eb7c t\u00ednh, ki\u1ec3m tra NPSH, v\u00e0 tr\u00ecnh t\u1ef1 \u0111i\u1ec1u khi\u1ec3n thay v\u00ec ch\u1ecdn theo k\u00edch th\u01b0\u1edbc \u0111\u1ed9ng c\u01a1.<\/p>\n<h3>T\u1ea1i sao m\u00e1y b\u01a1m t\u0103ng \u00e1p c\u1ee9 b\u1eadt r\u1ed3i l\u1ea1i t\u1eaft li\u00ean t\u1ee5c?<\/h3>\n<p>Vi\u1ec7c b\u01a1m b\u1eadt t\u1eaft li\u00ean t\u1ee5c c\u00f3 th\u1ec3 do m\u00e1y b\u01a1m qu\u00e1 kh\u1ed5, d\u1ea3i \u00e1p su\u1ea5t kh\u00f4ng ch\u00ednh x\u00e1c, b\u00ecnh \u00e1p l\u1ef1c nh\u1ecf ho\u1eb7c b\u1ecb h\u1ecfng, r\u00f2 r\u1ec9, t\u00edn hi\u1ec7u ph\u1ea3n h\u1ed3i t\u1eeb c\u1ea3m bi\u1ebfn kh\u00f4ng \u1ed5n \u0111\u1ecbnh, ho\u1eb7c logic \u0111i\u1ec1u khi\u1ec3n ch\u00ednh\u2013ph\u1ee5 k\u00e9m. \u0110\u1ed9i ng\u0169 hi\u1ec7n tr\u01b0\u1eddng n\u00ean ghi l\u1ea1i \u00e1p su\u1ea5t, l\u01b0u l\u01b0\u1ee3ng, t\u1ed1c \u0111\u1ed9 v\u00e0 s\u1ed1 l\u1ea7n kh\u1edfi \u0111\u1ed9ng tr\u01b0\u1edbc khi thay \u0111\u1ed5i ph\u1ea7n c\u1ee9ng v\u00ec ch\u1ec9 ri\u00eang tri\u1ec7u ch\u1ee9ng th\u00ec ch\u01b0a th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c nguy\u00ean nh\u00e2n.<\/p>\n<h3>C\u00e1c h\u1ec7 th\u1ed1ng bi\u1ebfn t\u1ed1c c\u00f3 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng kh\u00f4ng?<\/h3>\n<p>Ch\u00fang c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng khi nhu c\u1ea7u thay \u0111\u1ed5i v\u00e0 h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c k\u00edch th\u01b0\u1edbc v\u00e0 \u0111i\u1ec1u khi\u1ec3n ch\u00ednh x\u00e1c; \u0111\u1ed1i v\u1edbi b\u01a1m ly t\u00e2m, c\u00f4ng su\u1ea5t \u0111\u1ea7u v\u00e0o l\u00fd t\u01b0\u1edfng tu\u00e2n theo quan h\u1ec7 t\u01b0\u01a1ng \u0111\u1ed3ng P \u221d N\u00b3. Ti\u1ebft ki\u1ec7m kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o n\u1ebfu b\u01a1m ho\u1ea1t \u0111\u1ed9ng ngo\u00e0i ph\u1ea1m vi ph\u00f9 h\u1ee3p, \u0111i\u1ec3m \u0111\u1eb7t \u00e1p su\u1ea5t qu\u00e1 cao ho\u1eb7c c\u00e1c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u01b0\u1ee3c v\u1eadn h\u00e0nh k\u00e9m.<\/p>\n<h3>Nh\u00e0 cung c\u1ea5p n\u00ean cung c\u1ea5p nh\u1eefng t\u00e0i li\u1ec7u n\u00e0o?<\/h3>\n<p>T\u1ed1i thi\u1ec3u, h\u00e3y y\u00eau c\u1ea7u c\u00e1c \u0111\u01b0\u1eddng cong c\u1ee7a b\u01a1m v\u00e0 h\u1ec7 th\u1ed1ng, d\u1eef li\u1ec7u \u0111\u1ed9ng c\u01a1 v\u00e0 bi\u1ebfn t\u1ea7n (VFD), b\u1ea3ng v\u1eadt li\u1ec7u, t\u00e0i li\u1ec7u \u0111\u1ea5u n\u1ed1i v\u00e0 \u0111i\u1ec1u khi\u1ec3n, t\u00e0i li\u1ec7u h\u01b0\u1edbng d\u1eabn v\u1eadn h\u00e0nh, bi\u00ean b\u1ea3n ki\u1ec3m tra, b\u1eb1ng ch\u1ee9ng ch\u1ee9ng nh\u1eadn h\u1ee3p chu\u1ea9n, v\u00e0 s\u1ed1 nh\u1eadn d\u1ea1ng s\u00ea-ri. \u0110\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng n\u01b0\u1edbc sinh ho\u1ea1t, h\u00e3y y\u00eau c\u1ea7u b\u1eb1ng ch\u1ee9ng NSF\/ANSI 61 c\u00f3 li\u00ean quan cho c\u00e1c b\u1ed9 ph\u1eadn ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc \u0111\u01b0\u1ee3c cung c\u1ea5p trong tr\u01b0\u1eddng h\u1ee3p ti\u00eau chu\u1ea9n \u0111\u00f3 l\u00e0 b\u1eaft bu\u1ed9c.<\/p>\n<h3>S\u1ef1 kh\u00e1c nhau gi\u1eefa b\u01a1m t\u0103ng \u00e1p v\u00e0 b\u00ecnh t\u00edch \u00e1p l\u00e0 g\u00ec?<\/h3>\n<p>M\u1ed9t m\u00e1y b\u01a1m cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng th\u1ee7y l\u1ef1c \u0111\u1ec3 n\u00e2ng \u00e1p su\u1ea5t v\u00e0 l\u01b0u l\u01b0\u1ee3ng; m\u1ed9t b\u00ecnh t\u00edch \u00e1p ch\u1ee9a m\u1ed9t th\u1ec3 t\u00edch n\u01b0\u1edbc h\u1ea1n ch\u1ebf v\u00e0 l\u1edbp \u0111\u1ec7m kh\u00ed n\u00e9n c\u00f3 th\u1ec3 gi\u00fap \u1ed5n \u0111\u1ecbnh \u0111i\u1ec1u khi\u1ec3n v\u00e0 gi\u1ea3m s\u1ed1 l\u1ea7n kh\u1edfi \u0111\u1ed9ng. B\u00ecnh t\u00edch \u00e1p kh\u00f4ng thay th\u1ebf cho c\u00f4ng su\u1ea5t b\u01a1m \u0111\u00e3 t\u00ednh to\u00e1n, v\u00e0 n\u00f3 n\u00ean \u0111\u01b0\u1ee3c k\u00edch th\u01b0\u1edbc h\u00f3a nh\u01b0 m\u1ed9t ph\u1ea7n c\u1ee7a chi\u1ebfn l\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n thay v\u00ec \u0111\u01b0\u1ee3c th\u00eam v\u00e0o sau khi hi\u1ec7n t\u01b0\u1ee3ng \u0111\u00f3ng ng\u1eaft li\u00ean t\u1ee5c \u0111\u00e3 b\u1eaft \u0111\u1ea7u.<\/p>\n<\/section>\n<section>\n<h2>T\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt t\u1ea1o d\u1ef1ng l\u00f2ng tin th\u00f4ng qua d\u1eef li\u1ec7u c\u00f3 th\u1ec3 ki\u1ec3m ch\u1ee9ng v\u00e0 ph\u1ea1m vi \u0111\u1ea7y \u0111\u1ee7<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.pumps.org\/\" target=\"_blank\" rel=\"noopener noreferrer\">Vi\u1ec7n Th\u1ee7y l\u1ef1c: t\u00e0i nguy\u00ean h\u1ec7 th\u1ed1ng m\u00e1y b\u01a1m v\u00e0 h\u01b0\u1edbng d\u1eabn ng\u00e0nh c\u00f4ng nghi\u1ec7p<\/a>.<\/li>\n<li><a href=\"https:\/\/www.ashrae.org\/technical-resources\/bookstore\/standard-90-1\" target=\"_blank\" rel=\"noopener noreferrer\">T\u00e0i li\u1ec7u v\u1ec1 Ti\u00eau chu\u1ea9n ASHRAE 90.1 cho hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng c\u1ee7a t\u00f2a nh\u00e0<\/a>.<\/li>\n<li><a href=\"https:\/\/www.iso.org\/iso-9001-quality-management.html\" target=\"_blank\" rel=\"noopener noreferrer\">ISO: Qu\u1ea3n l\u00fd ch\u1ea5t l\u01b0\u1ee3ng ISO 9001<\/a>.<\/li>\n<li><a href=\"https:\/\/www.grandviewresearch.com\/industry-analysis\/water-pumps-market\" target=\"_blank\" rel=\"noopener noreferrer\">Grand View Research: T\u1ed5ng quan th\u1ecb tr\u01b0\u1eddng m\u00e1y b\u01a1m n\u01b0\u1edbc<\/a>.<\/li>\n<\/ul>\n<p>Borra Pumps ch\u1ebf t\u1ea1o c\u00e1c h\u1ec7 th\u1ed1ng t\u0103ng \u00e1p l\u1ef1c n\u01b0\u1edbc th\u01b0\u01a1ng m\u1ea1i cho th\u1eddi \u0111i\u1ec3m \u0111\u00f3, khi y\u00eau c\u1ea7u v\u1ec1 \u00e1p l\u1ef1c c\u1ee7a m\u1ed9t t\u00f2a nh\u00e0 ph\u1ea3i tr\u1edf th\u00e0nh m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c t\u00e0i li\u1ec7u h\u00f3a v\u00e0 c\u00f3 th\u1ec3 b\u1ea3o tr\u00ec. Xem x\u00e9t <a href=\"https:\/\/borrapumps.com\/vi\/product-category\/water-supply-booster-pump\/\">D\u00f2ng m\u00e1y b\u01a1m t\u0103ng \u00e1p c\u1ee7a Borra Pumps<\/a> ho\u1eb7c li\u00ean h\u1ec7 v\u1edbi \u0111\u1ed9i ng\u0169 k\u1ef9 thu\u1eadt k\u00e8m theo th\u00f4ng s\u1ed1 \u0111i\u1ec3m l\u00e0m vi\u1ec7c, \u0111i\u1ec1u ki\u1ec7n \u0111\u1ea7u v\u00e0o v\u00e0 \u0111\u1ecba \u0111i\u1ec3m d\u1ef1 \u00e1n \u0111\u1ec3 nh\u1eadn b\u00e1o gi\u00e1 theo th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt.<\/p>\n<\/section>\n<\/article>","protected":false},"excerpt":{"rendered":"<p>When an MEP procurement manager in Florida encountered inadequate pressure at the upper floors of a newly opened mixed-use building, he accepted the lowest compliant-looking quotation after comparing a tutorial, a duty label, and a stated motor rating. Within weeks, the package was cycling repeatedly at light demand, tenant complaints increased, and the energy bill [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":1194,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1198","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/borrapumps.com\/vi\/wp-json\/wp\/v2\/posts\/1198","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/borrapumps.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/borrapumps.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/borrapumps.com\/vi\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/borrapumps.com\/vi\/wp-json\/wp\/v2\/comments?post=1198"}],"version-history":[{"count":4,"href":"https:\/\/borrapumps.com\/vi\/wp-json\/wp\/v2\/posts\/1198\/revisions"}],"predecessor-version":[{"id":2578,"href":"https:\/\/borrapumps.com\/vi\/wp-json\/wp\/v2\/posts\/1198\/revisions\/2578"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/borrapumps.com\/vi\/wp-json\/wp\/v2\/media\/1194"}],"wp:attachment":[{"href":"https:\/\/borrapumps.com\/vi\/wp-json\/wp\/v2\/media?parent=1198"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/borrapumps.com\/vi\/wp-json\/wp\/v2\/categories?post=1198"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/borrapumps.com\/vi\/wp-json\/wp\/v2\/tags?post=1198"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}