5. Electrical installation
5.1. How to connect
5.1.1. Cables General
NB!
Always comply with national and local regulations on cable cross-sections.
Details of terminal tightening torques.
Power (kW)
Torque (Nm)
Enclosure
200-240 V
380-480 V
525-600 V
Line
Motor
DC connec-
tion
Brake
Earth
Relay
A2
0.25 - 3.0
0.37 - 4.0
0.75 - 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
0.25 - 3.7
0.37 - 7.5
0.75 - 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
-
-
4.5
4.5
2)
4.5
4.5
2)
3.7
3.7
3.7
3.7
3
3
0.6
0.6
B3
5.5 - 11
11 - 18.5
11 - 18.5
1.8
1.8
1.8
1.8
3
0.6
B4
11 - 18.5
18.5 - 37
18.5 - 37
4.5
4.5
4.5
4.5
3
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
C3
18.5 - 30
37 - 55
37 - 55
10
10
10
10
3
0.6
C4
30 - 45
55 - 90
55 - 90
14/24
1
14/24
1
14
14
3
0.6
Table 5.1: Tightening of terminals
1. For different cable dimensions x/y where x
≤
95 mm
2
and y
≥
95 mm
2
.
2. Cable dimensions above 18.5 kW
≥
35 mm
2
and below 22 kW
≤
10 mm
2
5.1.2. Enclosure Knock-outs
Illustration 5.1: Cable entry holes for enclosure B1. The suggested use
of the holes are purely recommendations and other solutions are pos-
sible.
Illustration 5.2: Cable entry holes for enclosure B2. The suggested use
of the holes are purely recommendations and other solutions are pos-
sible.
VLT
®
AQUA Drive
Operating Instructions
5. Electrical installation
MG.20.M5.02 - VLT
®
is a registered Danfoss trademark
19
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