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5
Electrical installation
Wiring
Connecting busbars
5.3.2
Connecting busbars
Fig. 5−4
Example: Connecting busbars
Proceed as follows to connect the busbars:
1. If devices of the interconnected system have already been in operation:
–
If necessary, switch off the supply system and wait until the discharge
time has elapsed (depending on the device, this may take up to 30
minutes).
–
Make sure that all power terminals are deenergised.
2. Loosen the busbar screws (do not remove them completely).
58
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SSP94PN201
EDK94ZPP0364 DE/EN/FR/ES/IT 3.0
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