Calpeda POOL pump Bronze Sea water BNMP 50/12D/A 3ph 400V 4Hp filtration for ship

Close-coupled self-priming centrifugal pumps with built-in strainer.
Inner basket with Ø 3 mm holes.
NMP: version with pump casing and lantern bracket in cast iron, with cataphoresis coating.
B-NMP: version with pump casing and lanter bracket in bronze (the pumps are supplied fully painted).

For water circulation in swimming pool filtration systems.
For clean or slightly dirty water with solids in suspension.

Liquid temperature up to 60° C.
Ambient temperature up to 40° C.
Total suction lift up to 7 m.
Maximum permissible working pressure up to 6 bar.
Continuous duty.

2-pole induction motor, 50 Hz (n ? 2900 rpm).
NMP: three-phase 230/400 V ± 10% up to 3 kW;
400/690 V ± 10% from 4 to 7,5 kW;
NMPM: single-phase 230 V ± 10%, with thermal protector.
Insulation class F.
Protection IP X4.