Fault
1 Devices that report this code85
External CT Sensor Fault.
85External CT Sensor Fault.Fault
Description
External CT (current transformer) sensor fault.
Recommended fix
1. Check the connection of CT is firmly and correctly; 2. Seek help from us, if can not go back to normal state.
Source:
Felicitysolar IVGM Series Hybrid inverter Instruction Manual.pdf · page 55Compiled from official FelicityESS user manuals. Always consult your device manual and a qualified technician before performing repairs.