70 Electrical installation
Transformer terminal connections
The supply cables for the fan units of the transformer and the control cables are routed
through the cable lead-through in the side wall.
The PE busbar is connected with INU and TRU PE busbars through the side wall.
PE busbar connection
NOTICE
The required tightening torque for the internal transformer terminal connections
is 15 Nm. Use a torque wrench.
1 M8 bolt
2 Dished washers (4 pcs. per terminal)
3 Flat washers (4 pcs. per terminal)
4 M8 nuts (2 pcs. per terminal)
5 Cable shoes
6 Support plate
31
2
2 2 4
3
5
6
3 3 2
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