DC Inverter U-Match Series Cassette Type Unit
51
Electric box sensor error
Compressor overload protection
Driver out-of-step protection
Compressor phase-sequence protection
4–way valve switch-over error
Master control and driver communication error
Driver module sensor error
Driver module high temperature protection
Sensor connection protection
Temperature drift protection
Bus low-voltage protection
Bus high-voltage protection
Phase-loss and anti-phase protection
45 oE
ODU error, for specific error please see the s
Emergency Stop(Fire alarm)