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®
VLT
AQUA Drive Design Guide
5.3 Electrical Installation
5.3.1 Cables General
NB!
Cables General
Always comply with national and local regulations on cable cross-sections.
Details of terminal tightening torques.
Power (kW)
Enclosure
200-240 V
380-480 V
A2
0.25 - 3.0
0.37 - 4.0
A3
3.7
A5
0.25 - 3.7
0.37 - 7.5
B1
5.5 -11
B2
- 15
5.5 -
B3
7.5
11 -
B4
15
C1
18.5 - 30
C2
37 - 45
18.5 -
C3
22
30
C4*
37
D1/D3
-
D2/D4
-
E1/E2
-
Enclosure
200-240 V
380-480 V
F1/F2/F3/F4
-
500-1000
Table 5.3: Tightening of terminals.
* For C4, tigtening torque depends on cable dimensions used - 35-95 mm
5.3.2 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.
5.3.3 Connection to Mains and Earthing
NB!
The plug connector for power can be removed.
1.
Make sure the frequency converter is properly earthed. Connect to earth connection (terminal 95). Use screw from the accessory bag.
525-690 V
Mains
1.8
5.5 - 7.5
0.75 - 7.5
1.8
1.1 - 7.5
1.8
11 - 18
-
1.8
22
11 -
2.5
30
30
4.5
11 -
-
1.8
15
-
18.5 -
-
4.5
30
-
37 - 55
-
10
75
30 -
14
90
90
24
37 -
-
10
45
-
55
-
14
75
-
24
110
110
19
132
132
19
160-250
160-315
19
315-450
355-560
19
525-690 V
Mains
710-1200
19
®
MG.20.N5.02 - VLT
is a registered Danfoss trademark
Torque (Nm)
DC connec-
Motor
Brake
tion
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.8
1.5
1.5
2.5
3.7
2.5
4.5
3.7
4.5
1.8
1.8
1.8
4.5
4.5
4.5
10
10
10
14
14
14
24
14
14
10
10
10
14
14
14
24
24
24
19
9.6
9.6
19
9.6
9.6
19
9.6
9.6
19
9.6
9.6
DC Con-
Motor
Brake
nection
19
9.6
9.5
2
or 120-150 mm
2
.
5 How to Install
5
Earth
Relay
3
0.6
3
0.6
3
0.6
3
0.6
3
0.6
3
0.6
2 -
0.5 -
3
0.6
2 -
0.5 -
3
0.6
3
0.6
3
0.6
3
0.6
2 -
0.5 -
3
0.6
2 -
0.5 -
3
0.6
19
0.6
19
0.6
19
0.6
Regen
Relay
19
0.6
121
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