Grundfos NBS Serie Instrucciones De Instalación Y Operación página 9

Codes for phase and voltage or other information
Pos. 16 in NBS type key example.
Code Description
1
A E-motor (ECM
1
B
E-motor (ECM
1
C
E-motor (ECM
1
D
E-motor (ECM
Intended for use with external VFD
V
only, asynchronous motor
W Not for sale in North America
No motor or US DOE regulated motor (CC
X
marked motor)
Y Out of DOE scope
Z E-motor, asynchronous motor
1
ECM: Electronically Commutated Motor.
Codes for speed variant
Pos. 17 in NBS type key example.
Code Description
A
1450-2200 RPM, E-motor (ECM
B
2900-4000 RPM, E-motor (ECM
C
4000-5900 RPM, E-motor (ECM
1 2-pole, 50 Hz (Asynchronous motor)
2 2-pole, 60 Hz (Asynchronous motor)
3 4-pole, 50 Hz (Asynchronous motor)
4 4-pole, 60 Hz (Asynchronous motor)
5 6-pole, 50 Hz (Asynchronous motor)
6 6-pole, 60 Hz (Asynchronous motor)
7 8-pole, 50 Hz (Asynchronous motor)
8 8-pole, 60 Hz (Asynchronous motor)
1
ECM: Electronically Commutated Motor.
), 1 x 200-240 V
), 3 x 200-240 V
), 3 x 440-480 V
), 3 x 380-500 V
1
)
1
)
1
)
9