5.2. Electrical Installation
5.2.1. Cables General
NB!
Cables General
Always comply with national and local regulations on cable cross-sections.
Details of terminal tightening torques.
Power (kW)
Torque (Nm)
Enclo-
sure
200-24
0 V
380-48
0 V
525-60
0 V
Line
Motor
DC con-
nection
Brake
Earth
Relay
A2
1.1 - 3.0 1.1 - 4.0 1.1 - 4.0
1.8
1.8
1.8
1.8
3
0.6
A3
3.7
5.5 - 7.5 5.5 - 7.5
1.8
1.8
1.8
1.8
3
0.6
A5
1.1 - 3.7 1.1 - 7.5 1.1 - 7.5
1.8
1.8
1.8
1.8
3
0.6
B1
5.5 - 11
11 -
18.5
-
1.8
1.8
1.5
1.5
3
0.6
B2
-
15
22
30
-
-
2.5
4.5
2.5
4.5
3.7
3.7
3.7
3.7
3
3
0.6
0.6
C1
18.5 -
30
37 - 55
-
10
10
10
10
3
0.6
C2
37
45
75
90
-
-
14
24
14
24
14
14
14
14
3
3
0.6
0.6
Table 5.1: Tightening of terminals.
5.2.2. Removal of Knockouts for Extra Cables
1.
Remove cable entry from the frequency converter (Avoiding foreign parts falling into the
frequency converter when removing knockouts)
2.
Cable entry has to be supported around the knockout you intend to remove.
3.
The knockout can now be removed with a strong mandrel and a hammer.
4.
Remove burrs from the hole.
5.
Mount Cable entry on frequency converter.
VLT
®
HVAC Drive Design Guide
5. How to Install
MG.11.B2.02 - VLT
®
is a registered Danfoss trademark
85
5
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