Grundfos CRE - Other Technical Data

11.6 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.
Motor
Hp (kW)
Emission category
1450-2000 min
-1
2900-4000 min
-1
4000-5900 min
-1
0.33
(0.25)
C1 C1
1/2
(0.37)
C1 C1
3/4
(0.55)
C1 C1
1
(0.75)
C1 C1
1 1/2
(1.1)
C1 C1
2
(1.5)
C1 C1
3
(2.2)
C1 C1
5
(4)
C1 C1
7 1/2
(5.5)
C3/C1
1)
C1
10
(7.5)
C3/C1
1)
C3/C1
1)
15
(11)
-
C3/C1
1)
1)
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.
Cable entries
Motor
Hp (kW)
Supply voltage
Number and size of
cable entries
1/2 - 2
(0.37 - 1.5)
1 × 200-240 V, 50/60 Hz
3 × 200-240 V, 60 Hz
3 × 440-480 V, 50/60 Hz
4 × NPT 1/2"
4 × NPT 1/2"
4 × NPT 1/2"
3
(2.2)
3 × 200-240 V, 60 Hz
3 × 440-480 V, 50/60 Hz
5 × NPT 1/2"
4 × NPT 1/2"
5
(4)
3 × 200-240 V, 60 Hz
3 × 440-480 V, 50/60 Hz
5 × NPT 1/2"
5 × NPT 1/2"
7 1/2
(5.5)
3 × 200-240 V, 60 Hz
3 × 440-480 V, 50/60 Hz
1 × NPT3/4" +
5 × NPT1/2"
5 × NPT 1/2"
10 - 15
(7.5 -11)
3 × 440-480 V, 50/60 Hz
1 × NPT3/4" +
5 × NPT1/2"
The cable entries are fitted with blind plugs from the factory. Cable
glands are not provided.
Torques
Terminal Thread size
Maximum torque
[ft lb (Nm)]
L1, L2, L3, L, N M4 1.3 (1.8)
NC, C1, C2, NO M2.5 0.4 (0.5)
1-26 and A, Y, B M2 0.4 (0.5)
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