Midea MDV-D Series Installation Manual Download Page 1 | Manualshive

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MDV[D] Series

Model:

MDV-D252W/CS
MDV-D280W/CS
MDV-D335W/CS
MDV-D400W/CS
MDV-D450W/CS

Digital Scroll Central Air Conditioner Outdoor Unit

INSTALLATION MANUAL

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Summary of Contents for MDV-D Series

Page 1: ...MDV D Series Model MDV D252W CS MDV D280W CS MDV D335W CS MDV D400W CS MDV D450W CS Digital Scroll Central Air Conditioner Outdoor Unit INSTALLATION MANUAL...

Page 2: ...ower cord of ordinary motor Connect the indoor unit to the power after airtight test and vacuuming Do not twist or cross the power cord with wiring low voltage between indoor and outdoor unit or misha...

Page 3: ...the panel then connect branch pipes towards left or right 4 When through the soleplate gap install the branch pipe towards left right or back To liquid side pipe 5 If through the front please remove...

Page 4: ...s should be sealed by welding for single module Two modules See following chart for size of Y shaped pipe B on gas side See following chart for size of Y shaped pipe D on gas side NOTE See following c...

Page 5: ...ipe size gas liquid Name Branch pipe Main pipe Pipe location Directly connect to indoor unit Not directly connect to indoor unit Number in chart Main pipe gas side liquid side Branch joint Note Select...

Page 6: ...Query button Constraint cool button Outdoor unit address setting switch Outdoor unit capacity setting switch Mode setting switch Chart 2...

Page 7: ...SW4 query instructions Display content Note Normal display Normal display ADDR of outdoor unit Cap of outdoor unit Qty of outdoor unit Total cap of outdoor units Cap REQT of indoor units Cap REQT of m...

Page 8: ...in 4 way valve Relay Contactor Terminal Low pressure switch Hi pressue switch Electronic expansion valve Middle terminal Middle terminal Pipe temp sensor Outdoor temp sensor Current inductor Solenoid...

Page 9: ...entalandsyntheticresin 2 Manual switch A Leakage protector Grounding wire Capacity Fuse 100mA 0 1sec or less Size Size 380V3N 50Hz 16 29 25 46 35 78 16 Note Select power cord these five models separat...

Page 10: ...e dropping range is within 2 If the length exceeds the above figure please select the wire diameter according to relevant standard Single phase 220V 50Hz Indoor power supply Leakage protector Manual s...

Page 11: ...l leakage detector alarming device related to mechanical ventilator if you can not regularly ventilate 1 Calculate the sum of the charge volume A kg 3 Calculate the refrigerant thickness A kg 3 B m 3...

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