InverterFR-A800Verified · sol.ls-electric.com
FR-A800 E.SAF — Safety circuit fault
Trip — immediate stop
CAUSE
Why does it occur?
• The inverter output is shut off when a safety circuit fault occurs. • The inverter output is shut off if the either of the wire between S1 and SIC or S2 and SIC becomes non- conductive while using the safety stop function. • When the safety stop function is not used, the inverter output is shut of
REMEDY · Step by step
How to fix it?
- • When using the safety stop function, check that wiring of terminal S1, S2 and SIC is correct and the safety stop input signal source such as a safety relay module is operating properly
- Refer to the Safety Stop Function Instruction Manual for causes and countermeasures. (Contact your sales represe
Do not reset repeatedly before identifying the cause. Repeated resets while ignoring a trip/alarm can cause secondary damage (IGBT failure, motor winding damage, etc.).
SOURCE
Related manual page
Summary based on the official Mitsubishi Electric manual. For accurate and complete information, always consult the official manual.
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