Electrical Installation; Cables General; Removal Of Knockouts For Extra Cables - Danfoss VLT CDS 303 Operating Instructions Manual

How to Install

3.3 Electrical Installation

3.3.1 Cables General

CAUTION
Cables general:
Always comply with national and local regulations on cable cross-sections.
Frame 200-240 V 380-500 V
size [kW] [kW]
B1 5.5-7.5 11-15
B2 11 18.5-22
B3 5.5-7.5 11-15
B4 11-15 18.5-30
C3 18.5-22 -
Table 3.6 Tightening Torque

3.3.2 Removal of Knockouts for Extra Cables

•
Remove cable entry from the frequency converter (avoiding foreign parts in the frequency converter when
removing knockouts)
•
Support cable entry around the knockout that should be removed
•
The knockout can now be removed with a strong mandrel and a hammer
•
Remove burrs from the hole
•
Mount cable entry on frequency converter
MG34M422
Operating Instructions
525-690 V Cable for
[kW]
Mains, motor cables
15 Relay
Ground
Mains
Motor cables
18.5-22
Relay
Ground
Mains, motor cables
15 Relay
Ground
Mains, motor cables
18.5-22 Relay
Ground
Mains, motor cables
- Relay
Ground
Danfoss A/S © Rev. 2013-07-03 All rights reserved.
Tightening torque
[Nm]
1.8
0.5-0.6
2-3
4.5
4.5
0.5-0.6
2-3
1.8
0.5-0.6
2-3
4.5
0.5-0.6
2-3
10
0.5-0.6
2-3
17
3 3