ABB PQFM - Special Service Actions

202 Maintenance instructions  Manual Power Quality Filter PQFM
Project:
LV Active Filters PQF
Issued by:
Servicing
report
Date:
Page 3 of 4
Condition of
filter
main contactor
, contactors and fuses
• Main contactor is OK? (Y/N)
• Contactors can move freely? (Y/N)
• Fuses are OK? (Y/N)
(auxiliary fuses, (optional) main fuses, upstream fuses, …)
If ‘N’, describe the problems in the ‘comments’ section of this report.
Tightness of electrical and mechanical connections
• Check tightness of all electrical connections
• Check the mechanical fixation of all components
Retighten connections/fixations if necessary
Correct the outstanding problems
Restart th
e filter
upstream protection and restart the filter
• Close the auxiliary circuit fuse box and apply power to the unit
o Control board LEDs light up
o PQF-Manager booting
o Fan(s) start(s) running
Start the filter
If major servicing work has been done, follow the commissioning instructions to start the filter.
10.7.3 Special service actions
Fan replacement
• Fan operating hours?
DC capacitor replacement
• Filter operating hours?
• Ambient filter conditions?
• Describe in the ‘comments’ section of this report.
DC capacitor re
forming (CE versions only)
• Filter storage time?
• Reforming time?
• Describe in the ‘comments’ section of this report.