Grundfos 99918314 CR 64-4-2 A-G-A-E-HQQE mechanical seal kit for CR 64 vertical multistage centrifugal pump. HQQE shaft seal with carbon/silicon carbide faces and EPDM elastomer, single seal arrangement. For use with 4-stage pump, 4-inch ANSI flanged connections, cast iron base, stainless steel impellers. NSF/ANSI 61 certified for drinking water applications.

Actual impeller diameter

142.1 mm

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

G

Cooling

IC 01

Cos phi - power factor

0.87

Curve tolerance

2012 3B

Density

998.2 kg/m³

DOE pump energy index CL

0.93

Enclosure class (IEC 34-5)

IP23

Flange rating inlet

300 lb

Flange size for motor

324TC

Full load SF current

117/58.5 A

IE efficiency

IE3 92,4%

IE Efficiency class

IE3 / NEMA Premium

Impeller

Stainless steel

Impellers

4

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)

40

Maximum head

143.8 m

Maximum operating pressure (bar)

30

Model

B

Motor efficiency at 1/2 load

92 %

Motor efficiency at 3/4 load

92.4 %

Motor efficiency at full load

92.4 %

Motor no

99886383

Motor standard

NEMA

Motor type

WEG

Number of poles

2

Number of reduced-diameter impellers

2

Power (P2) required by pump

30 kW

Pressure rating for connection

PN 40

Product name

CR 64-4-2 A-G-A-E-HQQE

Product no

99918314

Pump orientation

Vertical

Pump speed on which pump data are based

3525 RPM

Pump version

A

Pumped liquid

Water

Rated current

93.7/46.8 A

Rated flow

77 m³/h

Rated head

111.3 m

Rated power - P2

30 kW

Rated speed

3557 RPM

Rated voltage

3 x 230/460 V

Selected liquid temperature (°C)

20

Service factor

1.25

Shaft seal arrangement

Single

Size of inlet connection

4 in

Size of outlet connection

4 in

Stages

4

Starting current

610 %

Support bearing

Graflon

Temperature (°C)

30 bar / -30

Type of connection

ANSI