6
3. Identification
3.1 Type key for CR, CRN 1s, 1, 3, 5, 10, 15 and 20 H
3.2 Type key for CR, CRN 32, 45, 64 and 90 H
4. Codes
Example
CR
3- 10 H- X- X- X- XXXX
Pump range: CR, CRN
Rated flow rate in m
3
/h (x 5 = GPM)
Number of impellers
Code for pump version
H: Horizontal pump
Code for pipework connection
Code for materials
Code for rubber pump parts
Code for shaft seal
Example
CR 32 -2 -1 H- X- X- X- XXXX
Pump range: CR, CRN
Rated flow rate in m
3
/h (x 5 = GPM)
Number of stages
Number of impellers with reduced diameter
Code for pump version
H: Horizontal pump
Code for pipework connection
Code for materials
Code for rubber pump parts
Code for shaft seal
Example
H -GA -A -E -H QQ E
Pump version
A
Basic version*
B
Oversize motor
E
Certificate/approval
F
CR pump for high temperatures
(air-cooled top assembly)
H
Horizontal version
I
Different pressure rating
J
Pump with different maximum speed
K
Pump with low NPSH
M
Magnetic drive
N
Fitted with sensor
P
Undersize motor
T
Oversize motor
(two flange sizes bigger)
X
Special version*
Pipework connection (suction x discharge)
GA
ANSI 1.5" x 1"
GB
ANSI 3" x 1.5"
GC
ANSI 3" x 2"
G05 ANSI 2" x 1"
G10 ANSI 3" x 2"
G20 ANSI 3" x 1.5
G30 ANSI 3" x 1.5"
G40 ANSI 4" x 3"
G50 ANSI 3" x 1.5"
G60 ANSI 3" x 2"
G70 ANSI 4" x 3"
G22 ANSI 2" x 2"
G33 ANSI 3" x 3"
G44 ANSI 4" x 4"
Materials
A
Basic version
D
Carbon-graphite-filled PTFE (bearings)
G
Wetted parts AISI 316
GI
All parts stainless steel, wetted parts AISI 316
I
Wetted parts AISI 304
II
All parts stainless steel, wetted parts AISI 304
K
Bronze (bearings)
S
SiC be PTFE neck rings
X
Special version
Rubber pump parts
E
EPDM
F
FXM
K
FFKM
V
FKM
Shaft seal
H
Balanced cartridge seal with O-ring
K
Metal-bellows cartridge seal
O
Double seal, back-to-back
P
Double seal, tandem
X
Special version
B
Carbon, synthetic-resin-impregnated
H
Cemented tungsten carbide, embedded (hybrid)
Q
Silicon carbide
U
Cemented tungsten carbide
X
Other ceramics
E
EPDM
F
FXM
K
FFKM
V
FKM
* If a pump covers more than two pump versions, the code for
the pump version is X. X also indicates special pump versions
not listed above.
Example
H -GA -A -E -H QQ E
Содержание CR-H
Страница 1: ...CR H CRN H GRUNDFOS INSTRUCTIONS Installation and operating instructions ...
Страница 2: ...2 ...
Страница 62: ...62 ...