The impeller is a SEMI OPEN impeller for 12 mm free passage suitable for pumping groundwater

DDA 17-7 AR-PV/T/C WITH ACCESS The SMART Digital DDA is a compact positive displacement

expansion tank

Construction with mechanical shaft seal and diaphragm to ensure minimal exchange of pump media and motor liquid

In this operating mode

crn 1 25 a p a v hqqv 93394944 The impeller is a SEMIVertical, multistage centrifugal pump with inlet and outlet ports on same the level (inline). Pump materials in contact with the liquid are in high grade 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 PJE (Victaulic) couplings. The pump is fitted with a 3 phase, fan cooled asynchronous motor.