Other Technical Data - Grundfos CRE Instrucciones De Instalación Y Operación

10.6 Other technical data

EMC (electromagnetic compatibility)
Standard used: EN 61800-3.
The table below indicates the emission category of the motor.
C1: Fulfills the requirements for residential areas.
C3: Fulfills the requirements for industrial areas.
Emission category
Motor
Hp (kW)
1450-2000 min
0.33
C1
(0.25)
1/2
C1
(0.37)
3/4
C1
(0.55)
1
C1
(0.75)
1 1/2
C1
(1.1)
2
C1
(1.5)
3
C1
(2.2)
5
C1
(4)
7 1/2
C3/C1*
(5.5)
10
C3/C1*
(7.5)
15
-
(11)
*
C1, if equipped with an external Grundfos EMC filter.
Immunity: Fulfills the requirements for industrial areas.
Contact Grundfos for further information.
Enclosure class
Standard: IP55 (IEC 34-5).
Optional: IP66 (IEC 34-5).
Insulation class
F (IEC 85).
Standby power consumption
5-10 W.
66
-1
2900-4000 min
-1
-1
4000-5900 min
C1
C1
C1
C1
C1
C1
C1
C1
C1
C3/C1*
C3/C1*
Cable entries
Motor
Supply voltage
Hp (kW)
1 x 200-240 V, 50/60 Hz
1/2 - 2
3 x 200-240 V, 60 Hz
(0.37 - 1.5)
3 x 440-480 V, 50/60 Hz
3 3 x 200-240 V, 60 Hz
(2.2) 3 x 440-480 V, 50/60 Hz
5 3 x 200-240 V, 60 Hz
(4) 3 x 440-480 V, 50/60 Hz
7 1/2 3 x 200-240 V, 60 Hz
(5.5) 3 x 440-480 V, 50/60 Hz
10 - 15
3 x 440-480 V, 50/60 Hz
(7.5 -11)
The cable entries are fitted with blind plugs from the factory.
Cable glands are not provided.
Torques
Terminal Thread size
L1, L2, L3, L, N M4
NC, C1, C2, NO M2.5
1-26 and A, Y, B M2
Number and size of
cable entries
4 x NPT 1/2"
4 x NPT 1/2"
4 x NPT 1/2"
5 x NPT 1/2"
4 x NPT 1/2"
5 x NPT 1/2"
5 x NPT 1/2"
1 x NPT3/4" +
5 x NPT1/2"
5 x NPT 1/2"
1 x NPT3/4" +
5 x NPT1/2"
Maximum torque
[ft lb (Nm)]
1.3 (1.8)
0.4 (0.5)
0.4 (0.5)