Maintenance
Intervention on the operating device
L51--302EN/01
7/10
10--1999
E ALSTOM
Resumption of service, continued
Energizing
The table below gives the resumption of service steps of the circuit--breaker
pole :
Step Action Comment
1 Re--energize the closing and
opening circuits.
2 Switch--on the motor supply cir-
cuit.
The motor starts--up and re-
loads the closing spring.
Check the optical
signalization
Check that the operating mechanism’s optical signalization shows the sym-
bols below :
Circuit--
breaker
Open
Closing spring
Loaded
Conclusion
The circuit--breaker is ready for normal use.
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