ABB DS 941 Montage- Und Betriebsanleitung Seite 22

Only in this way can the best possible protection at present
technological levels be ensured. An electrician should be consulted
if this is not the case.
- before changing bulbs or fuses, be sure that the power is shut off
for the whole installation by opening the general breaker.
- do not leave wires unshielded, but arrange for their substitution
immediately.
- always call a qualified technician to carry out work on fixed or
mobile electric installations.
Resetting the circuit breaker after tripping
When the circuit breaker is tripped the black lever will be in the OFF
position and the signal appears in the window.
After eliminating the reason it was tripped, reset the circuit breaker
by switching the black lever back to the ON position.
When the circuit breaker is tripped by an overload the black lever
will be in the OFF position and the signal will not appear.
After eliminating the reason it was tripped, reset the circuit breaker
by switching the black lever back to the ON position.
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