Grundfos 96080880 CR 1S-4 A-B-A-E-HQQE vertical multistage centrifugal pump with 0.33 HP, 3-phase 208-230/460V motor, 4 stages, 1" NPT connections, and TEFC enclosure. Features cast iron base, stainless steel impellers, and HQQE shaft seal with carbon/silicon carbide faces and EPDM elastomer. Rated flow 4.4 GPM, max head 112.5 ft, max pressure 232 psi. NSF/ANSI 61 certified for drinking water.

Approvals

CURUS

Approvals for drinking water

NSF/ANSI 61

Base

Cast iron

Bearing

SIC

Code for rubber

E

Code for shaft seal

HQQE

Connect code

B

Cooling

TEFC

Cos phi - power factor

0.81-0.75

Curve tolerance

2012 3B

Density

998.2 kg/m³

Density (lb/ftBi)

62.29

Enclosure class (IEC 34-5)

55 Dust/Jetting

Flange size

56C

Flange size for motor

56C

Full load SF current

1,5-1,45/0,75 A

HP

0.33

IE Efficiency class

NEMA Premium / IE3 60Hz

Impeller

Stainless steel

Impellers

4

Insulation class (IEC 85)

F

Liquid temperature range (°C)

-20 - 120

Low NPSH

N

Mains frequency

60 Hz

Material code

A

Max ambient temperature (F)

104

Max pressure (psi)

232

Max pressure at stated temp (°C)

16 bar / 120

Maximum ambient temperature (°C)

60

Maximum head

34.3 m

Maximum operating pressure (bar)

16

Model

A

Motor efficiency at 1/2 load

73.1-71.5 %

Motor efficiency at 3/4 load

77.6-77 %

Motor efficiency at full load

78.8-79.3 %

Motor no

85900700

Motor standard

NEMA

Motor type

71AA

Number of poles

2

Number of reduced-diameter impellers

0

Pipe connection

1 in NPT

Power (P2) required by pump

0.25 kW

Pressure rating for connection

PN 16

Product name

CR 1S-4 A-B-A-E-HQQE

Product no

96080880

Pump orientation

Vertical

Pump speed on which pump data are based

3425 RPM

Pump version

A

Pumped liquid

Water

Rate flow (gpm)

4.4

Rated current

1,12-1,10/0,55 A

Rated flow

1.1 m³/h

Rated head

23.5 m

Rated power - P2

0.25 kW

Rated speed

3450-3480 RPM

Rated voltage

3 x 208-230YY/460Y V

Selected liquid temperature (°C)

20

Service factor

1.35

Shaft seal arrangement

Single

Size of inlet connection

1 in

Size of outlet connection

1 in

Stages

4

Starting current

630-700 %

Temperature (°C)

16 bar / -20

Temperature range (F)

-4 - 248

Type of connection

Oval / NPT(F)