InverteriS7Verified · sol.ls-electric.com
iS7 Low Voltage — Low Voltage
Trip — immediate stop· AUTO-RESET
CAUSE
Why does it occur?
- DC circuit voltage below prescribed level
- Low supply voltage, large load on power supply, magnetic contactor failure
REMEDY · Step by step
How to fix it?
- Check supply voltage
- Increase power supply capacity
- Replace magnetic contactor
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
Verified · sol.ls-electric.com
Open PDF ↗SV-iS7 User Manual Start-up V1.00 (150710) EN
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