Fire Pump Suction Pipe Sizing: Velocity, Fittings, and Layout Checks
Size a fire pump suction pipe from the required maximum test and system flow, acceptable velocity and friction loss, the available suction pressure, and the.
Newsroom
Pump
Recent updates from Borra covering product delivery, technical applications and market-side project stories.
Fire Pump Churn Pressure: What It Means and How to Check It
Fire pump churn pressure is the discharge pressure produced when the pump runs at or near zero flow. It is also called shutoff or no-flow pressure. Check it.
How to Calculate Fire Pump Flow and Pressure for a Sprinkler System
Calculate fire pump flow and pressure from the approved fire-protection hydraulic demand, the available water-supply curve, elevation, pipe friction, and the.
How to Open an Airless Pump Bottle Without Damage
An airless pump bottle usually dispenses product by moving a piston or flexible inner pouch upward as product leaves, rather than by drawing air down a.
How to Defrost a Heat Pump Safely
A heat pump normally defrosts its outdoor coil automatically when controls detect frost under suitable operating conditions. If light frost appears, keep.
What Is a Lift Pump? Common Meanings and Selection
“Lift pump” has several meanings. In diesel fuel systems it is a low-pressure pump that supplies fuel from the tank to the high-pressure injection system..
How to Clean a Condensate Pump Safely
To clean a condensate pump, switch off the HVAC appliance and pump at the approved disconnect, verify power is off, let hot surfaces cool, and follow the.
How Powder Pumps Work: Conveying Principles and Selection
Powder pumps move dry bulk solids or powder-laden material using mechanisms such as pneumatic conveying, vacuum transfer, dense-phase transport, screw or.