REVO S
1PH from 30A to 40A
User’s manual
19
Trouble shooting
Small problems sometimes can be solved locally with the help of the below tab of trouble shooting.
If you don’t succeed, contact us or your nearest distributor.
Symptom
Indication on front unit
Possible reasons
of the symptom
Actions
Load current
doesn’t flow
Green LED (ON)
light OFF
• No input signal
• Reversed polarities of
input signal
• Give input signal
• Reverse the input signal
polarity
Green LED (ON)
light ON
• No voltage power
• Fuse failure
• Load failure
• Thyristor failure
• Check the wiring
• Change the fuse
• Check the load
• Change the module
Load current flow also
without input signal
Green LED (ON)
always light OFF
• Wrong wiring
• SCR short circuit
• Check the wiring
• Change the module
8
Summary of Contents for Revo C 1Ph 30A
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