INVT CHV160A Series - Page 190

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0989.984.666
Website:www.viet-trung.com.vn Đ/c:194-Nguyễn Trãi-Võ Cường-
TP.Bắc Ninh
Three output phases has interphase or grounding short-circuit.
The duct is blocked or the fan is damaged.
Ambient temperature is too high.
The wiring or the plug-in of control board is loose.
The auxiliary power is damaged,and the drive voltage is undervoltage.
The bridge arm of power module is direct.
The control board is
abnormal.
Check the wiring,and installation,
Check the output wiring.
Check the motor and cable.
Refer the solution of overcurrent.
Re-wiring.
Dredge the duct or replace the fan
Install cooling unit.
Check and wiring again.
Ask for help.