Grundfos 99503873 CMBE TWIN 3-51 I-X-C-B-D-G mechanical seal kit for CMBE TWIN booster pump. Includes AQQE shaft seal with EPDM elastomer for stainless steel impellers. For 0.75 kW (1 HP) 115V single-phase 60 Hz pump with NPT 1-1/2" connections. cULus and NSF/ANSI 61 certified for drinking water applications.

Approvals

cULus

Approvals for drinking water

CULUS DW NSF61

Code for rubber

EPDM

Code for shaft seal

AQQE

Config. file no

99442909

Curve tolerance

2012 3B

Density

998.2 kg/m³

Enclosure class (IEC 34-5)

IP55

Impeller

Stainless steel

Impellers

3

Insulation class (IEC 85)

F

Length of cable

1.5 m

Liquid temperature range (°C)

0 - 60

Main pump type

CMBE 3-51

Mains frequency

60 Hz

Maximum ambient temperature (°C)

40

Maximum operating pressure (bar)

10

Model

A

Number of pumps

2

Pipe connection standard

INTERNAL NPT THREAD

Power plug

FUSE

Pressure rating for connection

PN 10

Product name

CMBE TWIN 3-51 I-X-C-B-D-G

Product no

99503873

Pump housing

Stainless steel

Pump inlet

NPT 1 1/2

Pump outlet

NPT 1 1/2

Pump speed on which pump data are based

3780 RPM

Pumped liquid

Water

Rated flow

8.4 m³/h

Rated head

32 m

Rated power - P2

0.75 kW

Rated voltage

1 x 115 V

Sales region

Namreg

Selected liquid temperature (°C)

20

Start pressure

Integrated Frequency converter

Tank volume

4 l