216
Outdoor Unit
3.4 Phase detection
■
Main unit
- Inverter PCB has phase fault detection circuit. If a phase is missed or phases are reverse, Led Lamp is on
when power is on.
■
Sub unit
- Sub PCB has phase fault detection circuit. If a phase is missed or phases are reverse, phase fault error
happen and led 6 lamp is on.
• Phase fault detection is enable only for 5 sec after power is on.
3.5 Pressure switch
■
Sub unit
- Sub PCB has pressure switch connecting compressor with power relay and PCB.
- Pressure switch's state is on normally, so has small current of 220V AC.
Never touch the connecting terminal with hand or connect two wires directly.
Function
3.3 Inverter protection control
AD-CT>245
item
230
≤
AD-CT < 245
AD-CT < 230
DC Peak
High pressure switch
Low voltage
System stop
control
Inv compressor 5Hz down/sec
Inv. Compressor normal control
System stop
System stop
System stop
Содержание multi V PLUS
Страница 21: ...Service Manual 21 Indoor Unit Indoor Units ...
Страница 74: ...74 Indoor Unit ...
Страница 86: ...86 Indoor Unit ...
Страница 142: ...142 Indoor Unit ...
Страница 160: ...160 Indoor Unit ...
Страница 179: ...Service Manual 179 Outdoor unit ...
Страница 232: ...232 Outdoor Unit Wiring Diagrams 5 Wiring Diagrams 5 1 50Hz 380V Main Outdoor Unit 5HP 6HP 8HP ...
Страница 235: ...Service Manual 235 Wiring Diagrams 380V AC 60Hz 3Ø 5 4 60Hz 380V Main Outdoor Unit 5HP 6HP 8HP ...
Страница 239: ...Service Manual 239 Wiring Diagrams 5 8 60Hz 220V Main Outdoor Unit 8HP 10HP 12HP ...
Страница 245: ...Service Manual 245 Trouble shooting guide ...
Страница 296: ...296 Trouble Shooting Guide ...
Страница 297: ...Service Manual 297 Appendix ...
Страница 303: ...Service Manual 303 Exploded View Replacement Parts List ...