This FAQ has been written for NEAL (North East Africa and Levant) region. If you are looking for information for another region, please select the correct country from the top-left dropdown in the page and 'Navigate to Browse FAQs' in the Support menu.
Preventive maintenance activities/checks for Mcset cubicles can be summarized as below according to the nature of the cubicle part to be maintained.
It is good to know that the frequency of maintenance depends on the installation environment (standard, corrosive or marine (naval)).
Control mechanisms:
- Dust removal
- Cleaning - Degreasing
- Lubrication
- Operation
Vents and insulating materials:
- Dust removal
Power circuits:
Auxiliary circuits (Low voltage circuits):
It is good to know that the frequency of maintenance depends on the installation environment (standard, corrosive or marine (naval)).
Control mechanisms:
- Dust removal
- Cleaning - Degreasing
- Lubrication
- Operation
Vents and insulating materials:
- Dust removal
Power circuits:
- Sliding connections (rack in): cleaning & greasing
- Fixed connections (connection by lugs or busbars): if not installed by Schneider Electric, regularly check of heating points, removal of connection, polishing of contact parts and reassembly with tightening check
Auxiliary circuits (Low voltage circuits):
- Auxiliary wiring: Visual check & replacement when needed
- Signaling contacts: Continuity checks for each position/state
- Protection relay: tripping chain check & intervention times check according to fault current levels
Released for:Schneider Electric Egypt and North East Africa
