InverterFR-A800Verified · sol.ls-electric.com
FR-A800 E.OPT — Option Fault
Trip — immediate stop
CAUSE
Why does it occur?
• Appears if the AC power supply is accidentally connected to terminal R/L1, S/L2, or T/L3 when a high power factor converter (FR-HC2), multifunction regeneration converter (FR-XC in common bus regeneration mode), or power regeneration common converter (FR-CV) is connected to the inverter while Pr.3
REMEDY · Step by step
How to fix it?
- • Check the Pr.30 setting and wiring with the FR-HC2, FR-XC, or FR-CV. • The inverter may be damaged if the AC power supply is connected to terminal R/L1, S/L2, or T/L3 when a high power factor converter is connected
- Contact your sales representative. • Check for connection of the plug-in option
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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