Auto deaeration during pump standby to avoid breakdowns due to air-locking

All cylindrical tanks are prepared for a G 3/4 opening for a drain valve

Submersible borehole pump

The SMART Digital DDA-C is a compact positive-displacement diaphragm dosing pump with variable-speed drive (stepper motor) and intelligent control electronics with minimum energy consumption

crie 5 4 n ca a e hqqe 93147483 Auto deaeration during pump standbyVertical, multistage centrifugal pump with inlet and outlet ports on same the level (inline). Pump materials in contact with the liquid are in stainless steel. A cartridge shaft seal ensures high reliability, safe handling, and easy access and service. Power transmission is via a rigid split coupling. Pipe connection is via FlexiClamps. The pump is fitted with a 1 phase, fan cooled, permanent magnet, synchronous motor. The motor efficiency is