Transformer And Reactor Of Main Circuit; Magnetic Contactor And Relay Of Main Circuit; Printed Circuit Board And Connector Of Main Circuit; Cooling Fan Of Cooling System - Delta C2000 series User Manual

Chapter 18 Suggestions and Error Corrections for Standard AC Motor Drives |C2000 Series

Transformer and reactor of main circuit

Check Items
If there is any abnormal vibration or peculiar
smell

Magnetic contactor and relay of main circuit

Check Items
If there are any loose screws
If the contact works correctly

Printed circuit board and connector of main circuit

Check Items
If there are any loose screws and connectors
If there is any peculiar smell and color change Visual and smell inspection
If there is any crack, damage, deformation or
corrosion
If there is any liquid is leaked or deformation in
capacity

Cooling fan of cooling system

Check Items
If there is any abnormal sound or vibration
If there is any loose screw
If there is any color change due to overheat
Methods and Criterion
Visual, aural inspection and
smell
Methods and Criterion
Visual and aural inspection
Visual inspection
Methods and Criterion
Tighten the screws and
press the connectors firmly
in place.
Visual inspection
Visual inspection
Methods and Criterion
Visual, aural inspection and
turn the fan with hand (turn
off the power before
operation) to see if it rotates
smoothly
Tighten the screw
Change fan
18-4
Maintenance
Period
Half One
Daily
Year Year
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Maintenance
Period
Half One
Daily
Year Year
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Maintenance
Period
Half One
Daily
Year Year
○
○
○
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Maintenance
Period
Half One
Daily
Year Year
○
○
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