22.10.2002
GB
Page 3 of 12
1.2 Type key
1.3 Codes used
Example CRN 16 - 30 /2 X- X- X- XXXX
Type range
Rated flow rate in m³/h
Number of stages x 10
Number of impellers (is only used if the pump has fewer
impellers than chambers)
Code for pump version a)
Code for pipe connection b)
Code for materials (excluding plastic and rubber parts) c)
Code for shaft seal d)
Note Code Description
a
A Basic version
S Pump without staybolts
T Oversize motor, two flange sizes bigger
UNEMA version
b
C Clamp coupling
F DIN flange
G ANSI flange
J JIS flange
OUnion
P PJE coupling
c
G Stainless steel parts in DIN W.-Nr. 1.4401
T Stainless steel parts replaced by titanium parts
d
BUBE/V
Rubber bellows seal; rotating face: tungsten carbide; stationary
seat:synthetic resin-impregnated carbon; O-rings: E=EPDM,
V=FKM
AUUE/V
O-ring seal; rotating face: tungsten carbide; stationary seat: tung-
sten carbide; O-rings: E=EPDM, V=FKM
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