Aqua Tempo Super II Series DC Inverter Air-cooled chiller unit (50Hz) MCAC-ATSM-201704
31
28 PL
Module high temperature(Tf1 or Tf2>82˚C) protection(Protection occurs for 3 times in 100 minutes
and the failure can be recovered by power disconnection only)
29
1PU DC fan 1 module protection
2PU DC fan 2 module protection
30
1H0 System A IPM module Communication error
2H0 System B IPM module Communication error
31 H1 Under/Over voltage(V≥260V or V<165V) protection
32
1H4 Three times 1PP protection within one hour (power off recovery)
2H4 Three times 2PP protection within one hour (power off recovery)
33
1H6 System 1 DC bus voltage error
2H6 System 2 DC bus voltage error
34 Fb Pressure sensor error
35 Fd Air suction temperature(Th) protection error
36
1FF DC fan 1 error
2FF DC fan 2 error
37 FP DIP inconsistency of multiple water pumps(Power failure recovery required)
38 L0 Inverter module protection
39 L1 DC bus low voltage protection
40 L2 DC bus high voltage protection
41 L4 MCE error
42 L5 Zero speed protection
43 L7 Phase sequence error
44 L8 Compressor frequency variation greater than 15Hz within one second protection
45 L9 Actual compressor frequency differs from target frequency by more than 15Hz protection
46 dF Defrosting prompt
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