Grundfos CM 25 - Mechanical Installation of CM Pumps; Installation of Pump; Pipework for CM Pumps

English (GB)
5
2.2 Type key
CM, CME
Example CME 10 - 8 A - R - A - E - A V B E X - X - X - X
Type range Sensor
CM Centrifugal Modular Sensor designation
CME:
CM with integrated frequency
converter
Mains plug
Rated flow rate A: Cable glands
Rated flow rate at 50 Hz [m
3
/h]
B: Harting plug
Number of impellers C: With cable
Pump version Motor information
A: Basic version A: Standard motor (IP55)
B: Oversize motor (one flange size larger) B:
Phase-insulated motor for use with
frequency converter
E: Pumps with certificates and other approvals C: IP54
HS: High-pressure pump with high-speed MGE motor D: Pt100 in stator
I: Altered pressure class E: Angular contact bearing
J: Pump with a different maximum speed F: Motor heater
M: Magnet-driven pump G:
Three-phase motor with overload
protection
N: CME pump with sensor (see code for "Sensor") H:
Single-phase motor with no overload
protection
P: Undersize motor (one flange size smaller)
T: Oversize motor (two flange sizes larger) Supply voltage
V: CME pump for Multi-E A: 1 x 220 V, 60 Hz
X: Special pump B: 1 x 115/230 V, 60 Hz
C: 1 x 220-240 V, 50 Hz
Pipe connection D: 1 x 127 V, 60 Hz
C:
Tri-Clamp
®
E: 3 x 208-230/440-480 V, 60 Hz
F: DIN flange F: 3 x 220-240/380-415 V, 50 Hz
G: ANSI flange G:
3 x 200/346 V, 50 Hz; 200-220/346-380 V,
60 Hz
J: JIS flange H: 3 x 575 V, 60 Hz
P: PJE coupling I: 3 x 400 V, 50/60 Hz
R: Whitworth thread Rp (ISO 7/1) J: 3 x 380-415 V, 50 Hz; 440-480 V, 60 Hz
S: Internal NPT thread K: 1 x 220-240 V, MGE motor
L: 3 x 380-480 V, MGE motor
Materials in contact with pumped liquid M: 1 x 208-230 V, MLE motor
A:
Inlet and discharge parts EN-GJL-200 N: 3 x 460-480 V, MLE motor
Pump shaft EN 1.4057/AISI 431 O:
3 x 220-240/380-415 V, 50 Hz
3 x 220-255/380-440 V, 60 Hz
Impellers/chambers EN 1.4301/AISI 304
G:
Sleeve EN 1.4401/AISI 316 Material of secondary seal
Pump shaft EN 1.4401/AISI 316 E: EPDM (ethylene propylene)
Impellers/chambers EN 1.4401/AISI 316 K: FFKM (perfluor)
I:
Sleeve EN 1.4301/AISI 304 V: FKM (fluor)
Pump shaft EN 1.4301/AISI 304
Impellers/chambers EN 1.4301/AISI 304 Material of stationary shaft seal part
X: Special version B: Carbon, synthetic resin-impregnated
Q: Silicon carbide (SIC)
Rubber parts in pump (excl. neck ring and shaft seal)
E: EPDM (ethylene propylene) Material of rotating seal face
K: FFKM (perfluor) Q: Silicon carbide (SIC)
V: FKM (fluor) V: Aluminium oxide (AI203)
Note: Gaskets between chambers of cast-iron versions are made of
Tesnit BA -U.
Shaft seal type designation
A: O-ring seal with fixed driver
Note
The type key cannot be used for ordering, as not all combinations are possible.