Construction
CR, CRN 95-155
2
10
Type keys
CR, CRN 95-155
Key to codes
* Option. See the CR "Custom-built pumps" data booklet available on
Grundfos Product Center. See QR code or link below.
http://net.grundfos.com/qr/i/96486346
Shaft seal
Example CR E 95 -4 -2 -A -F -H -E -HQQE
Type range:
CR, CRI, CRN, CRT
Pump with integrated frequency
converter
Flow rate [gpm (m
3
/h)]
Number of impellers
Number of reduced-diameter impellers
CR, CRE, CRN, CRNE 95, 125, 155
Code for pump version
Code for pipe connection
Code for materials
Code for rubber parts
Code for shaft seal
Code Description
Pump version
A Basic version
B Oversized motor
E Pump with certificate
G E-pump without control panel
J E-pump with a different maximum speed
N E-pump with sensor
P Undersized motor
V Cascade function
X Special version
Pipe connection
F DIN flange
FC DIN 11853-2 flange (collar flange)
G ANSI flange
J JIS flange
P PJE coupling (Victaulic type)
X Special version
Materials
A Basic version
H All parts stainless steel, wetted parts EN10088 1.4401 ≈
AISI 316/ASTM 351 - CF8M
R Silicon carbide/Silicon carbide bearing
X Special version
Code for rubber parts in pump
E EPDM
VFKM (Viton
®
)
Shaft seal type designation
H Balanced cartridge seal with O-ring
X Special version*
Seal face material
B Carbon, synthetic resin-impregnated
U Cemented tungsten carbide
Q Silicon carbide
X Other ceramics*
Secondary seal material (rubber parts)
E EPDM
V FKM (Viton
®
)
Example -H -Q -Q -E
Shaft seal type designation
Material of rotating seal face
Material of stationary seal face
Material of secondary seal (rubber parts)
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