300 and 500 litres include additionally:

External communication The Grundfos Dedicated Controls system can communicate with external units such as

Multi-stage submersible pump for raw water supply

A special "Low NPSH" first-stage design reduces the pump's NPSHr value

DDC 15-4 AR-PV/E/C-F-31U2U2FG The SMART Digital DDC is a compact positive displacement

cri 15 5 a ca a e hqqe 96501938 300 and 500 litres includeVertical, 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 3 phase, fan cooled asynchronous motor.