Midea M5OE-42HFN8-Q - Protection Mechanisms; Compressor Restart Delay Protection; Compressor Discharge Temperature Protection; Low Voltage Protection

9.5.3 Low voltage protection
V O L T AG E
N o lim it
V O LT _L T M _ FR E Q 1_A D D
V O LT _L T M _ FR E Q 2_A D D
Note: if the low voltage protection occurs and not resumes within 3 minutes, it will keep the protection always
after restart the machine.
9.5.4 Compressor current limit protection
Temperature interval of current limit is same as range of T4 limited frequency.
Cooling mode:
T4
CoolZone5
CoolZone4
CoolZone3
CoolZone2
CoolZone1
Heating mode:
T4
HeatZone4
HeatZone3
HeatZone2
HeatZone1
9.5.5 Indoor / outdoor units communication protection
If the indoor units cannot receive the feedback signal from the outdoor units for 2 minutes, or If the outdoor
units cannot receive the feedback signal from any of the indoor units for 3 minutes, the unit ceases
operation and displays the failure.
9.5.6 High condenser coil temperature protection.