8PQ9801-8AA61
B1 en
ALPHA 3200 Eco
Maintenance Check List
General inspection and servicing of the low-voltage switchboard
For the installed equipment, the manufacturer’s operating instructions take precedence and must be complied with.
Item
No.
Work to be performed
Notes / Criteria
Yes
No
Remarks / Result
1
External visual
inspection
1.1
Ambient conditions
-
Switchboard is configured for the existing ambient conditions
-
Maintenance is performed according to the operating conditions (maintenance intervals)
-
Signs of loading with sulfurous gases (formation of pollution layers on silver-plated
components and copper bars)
-
Impermissible high temperature (>35°C), excessive air humidity or dust loading in the
switch room
1.2
Efficiency of the
ventilation
-
Ventilation openings are not covered or blocked
-
Unobstructed entry and exit of air to and from the sections possible
1.3
Tools and accessories
-
Complete
-
In a perfect working order
1.4
Documentation
-
Circuit diagrams of switchboard and functional units available
-
Necessary operating instructions of the switchboard available
-
Necessary operating instructions of devices available
-
Documentation up to date
1.5
Condition of enclosure
-
Damage or corrosion present
-
All doors, side and top covers present
-
Doors closed, all locks engaged
-
Sealing material on doors in working order
-
Existing ventilation openings in door, top plate and rear wall are free of dirt and dust
-
Clean or replace existing filter mats
2
Internal visual
inspection
2.1
Covers, separations
-
Complete
-
Protection against electric shock is ensured
2.2
Pollution
-
Dust deposits and pollution inside the switchboard
-
Impairment of mechanical functions
-
Effectiveness of the device ventilation
-
Impairment of the clearance and creepage distances by pollution or foreign bodies
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