ABB VM1 Installation And Service Instructions Manual page 58

VM1 - USER MANUAL
58
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13. Spare parts and accessories
To order circuit breaker spare parts/accessories,
refer to the ordering sales codes indicated in the
technical catalogue and always state the
following:
• type of circuit breaker
• rated voltage of the circuit breaker
• rated normal current of the circuit breaker
• breaking capacity of the circuit breaker
• serial number of the circuit breaker
• rated voltage of any electrical spare parts.
For availability and to order spare parts, please
contact our Service office.
All assembly operations of spare parts/
accessories must be carried out following
the instructions enclosed with the spare
parts, by ABB personnel or by suitably
qualified customer personnel with in-depth
knowledge of the apparatus (IEC 60694)
and all the Standards aimed at carrying out
these interventions in safe conditions.
Should the maintenance be carried out by
the customer's personnel, responsibility
for the interventions remains with the
customer.
Before carrying out any operation, always
make sure that the circuit breaker is open,
not supplied (medium voltage circuit and
auxiliary circuits) and with the capacitors
discharged.
13.1. List of spare parts
• Circuit breaker auxiliary contacts
• Position contact of the withdrawable truck
• Contacts signalling racked-in/isolated
• Isolation interlock with the door
• Locking electromagnet on the withdrawable truck
• Set of six tulip contacts.