9.13 Maintenance activities electrical system
9.13.1 Maintaining the electrical control systems
DANGER
Danger to life due to electric voltages!
Contact with live parts leads to death or serious injuries.
Work on the electrical unit may be carried out by an electrician only.
Make sure that the unit is tension-free for the necessary work.
Check all the screwed terminal connections in the switchgear box for tightness.
Pay particular attention to the contacts on the power contactors.
Regardless of this, the required safety checks associated with BGV, DIN VDE or lo-
cal regulations must be carried out by the operating company.
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