IOM BACNET GATEWAY

Error code Content

P2 Suction pipe low pressure protection

P3 Compressor current protection

P4 Discharge temperature protection

PL Inverter module temperature protection

F1 DC bus voltage error

L0 Inverter module protection

L1 DC bus low voltage protection

L2 DC bus high voltage protection

L4 MCE error

Zero speed protection

Phase sequence error

L8 Compressor frequency variation greater than 15Hz within one second protection

Actual compressor frequency differs from target frequency by more than 15Hz protection