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Power Electronics Standalone NB 120 - ANNUAL MAINTENANCE CHECKLIST

Power Electronics Standalone NB 120
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NB 120
POWER ELECTRONICS
58
MAINTENANCE
Checklist
The list of tasks detailed below should be carried out annually. The time of each task is an estimate.
MAINTENANCE
TIME
GLOBAL OPERATION TIME
2h and 5min
The following tasks must be performed with the equipment completely off (no voltage at all, stopped,
uncharged and isolated):
POWER REVISION (STATUS 1)
TIME
(MINUTES)
OK
1
Environmental conditions Visual check
5
2
Enclosure state Visual check
5
3
Make sure the equipment can be accessed remotely - connection to the PC if it exists.
5
4
Display operation - visual and manual check
5
5
Main temperatures within range - remote check, if it exists.
10
6
Ventilation system and absence of vibrations - visual and auditory check
5
7
Charge connector operation - visual and manual check
5
8
Charge test recommended (optional)
10
9
Operation of the differential switch - Visual and manual check (optional)
5
DEAD REVISION (STATUS 2)
TIME
(MINUTES)
OK
1
Internal cleaning
15
2
Filters - visual check and replacement
15
3
Doors condition
10
4
Cables and conductors - visual and manual check
10
5
External and internal tightening torques - manual check
10
6
Control circuit and protections - manual check
10

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