Grundfos 91129150 CR 45-8-1 A-G-A-E-HQQE vertical multistage centrifugal pump with 8 stages, rated flow 54 m³/h (238 GPM) and rated head 234.2 m (768 ft). Driven by a 45 kW (60 HP) Baldor TEFC motor, 3-phase 230/460V, 3550 RPM, NEMA 364TC frame, IE3/NEMA Premium efficiency. Cast iron base, stainless steel impellers, single carbon/silicon carbide mechanical seal with EPDM elastomer (HQQE). 3-inch ANSI flanges rated PN40 (300 lb). NSF/ANSI 61 certified for drinking water.

Actual impeller diameter

135.7 mm

Approvals

CURUS

Approvals for drinking water

NSF61

Base

Cast iron

Bearing

SIC

Code for rubber

E

Code for shaft seal

HQQE

Connect code

G

Cooling

TEFC

Cos phi - power factor

0.87

Curve tolerance

2012 3B

Density

998.2 kg/m³

DOE pump energy index CL

0.89

Enclosure class (IEC 34-5)

IP54

Flange rating inlet

300 lb

Flange size for motor

364TC

Full load SF current

150/75 A

IE efficiency

IE3 93,6%

IE Efficiency class

IE3 / NEMA Premium

Impeller

Stainless steel

Impellers

8

Insulation class (IEC 85)

F

Liquid temperature range (°C)

-30 - 120

Low NPSH

N

Mains frequency

60 Hz

Material code

A

Max pressure at stated temp (°C)

30 bar / 120

Maximum ambient temperature (°C)

50

Maximum head

288.4 m

Maximum operating pressure (bar)

30

Model

B

Motor efficiency at full load

93.6 %

Motor no

84Z03818

Motor standard

NEMA

Motor type

BALDOR

Number of poles

2

Number of reduced-diameter impellers

1

Power (P2) required by pump

45 kW

Pressure rating for connection

PN 40

Product name

CR 45-8-1 A-G-A-E-HQQE

Product no

91129150

Pump orientation

Vertical

Pump speed on which pump data are based

3550 RPM

Pump version

A

Pumped liquid

Water

Rated current

132/66 A

Rated flow

54 m³/h

Rated head

234.2 m

Rated power - P2

45 kW

Rated speed

3550 RPM

Rated voltage

3 x 230/460 V

Sales region

Namreg

Selected liquid temperature (°C)

20

Service factor

1.15

Shaft seal arrangement

Single

Size of inlet connection

3 in

Size of outlet connection

3 in

Stages

8

Support bearing

Graflon

Temperature (°C)

30 bar / -30

Type of connection

ANSI