Dry Contact & 24 Volt Adaptor
27
Error Code
Error
P5
Over-current protection
P6
Master control and driver communication error
P7
Driver module sensor error
P8
Driver module high temperature protection
P9
Zero-crossing protection
PA
AC current protection
Pc
Driver current error
Pd
Sensor connection protection
PE
Temperature drift protection
PL
Bus low-voltage protection
PH
Bus high-voltage protection
PU
Charging loop error
PP
Input voltage error
ee
Driver memory chip error
C4
ODU jumper cap error
dJ
Phase-loss and anti-phase protection
oE
ODU error, for specific error please see the status of ODU indicator
EL
Emergency stop
LE
Compressor stall protection
F6
Condenser medium pipe temperature sensor error
EH
Auxiliary heating protection
Un
Communication error between grid-connected drive board and main control board