Grundfos 96654395 UPS 53-55/57 F B wet-rotor circulator pump with bronze housing and stainless steel impeller. Rated for 3 x 460V, 60 Hz, with a maximum head of 55/57 dm and a port-to-port length of 302 mm. Features two speeds, DIN connection, and external thermal protection. Suitable for water circulation in hydronic heating and cooling systems.

Approvals

CCSAUS,IAPMO

Built-in motor protection

CONTACT

Connect code

F

Cos phi

0.8

Cos phi in speed 2

0.92

Current in speed 2

0.6 A

Current in speed 3

0.96 A

Density

983.2 kg/m³

Enclosure class (IEC 34-5)

X4D

Impeller

Stainless steel

Insulation class (IEC 85)

F

Liquid temperature range (°C)

-10 - 120

Mains frequency

60 Hz

Max. power input

610 W

Maximum head

55/57 dm

Maximum operating pressure (bar)

10

Model

C

Pipe connection

GF 53

Port-to-port length

302 mm

Power input in speed 2

440 W

Pressure rating for connection

PN 10

Product name

UPS 53-55/57 F B

Product no

96654395

Pump housing

Bronze

Pumped liquid

Water

Range of ambient temperature (°C)

0 - 40

Rated voltage

3 x 460 V

Relay

without relay

Selected liquid temperature (°C)

60

Speed no

2

Terminal box position

1.30H

Thermal protec

external

Type of connection

DIN