Service manual MVD DC Indoor units 1. Features (1) Low operation noise, quiet design for user comfort ---Streamline plate ensures quietness ---Creates natural and comfortable environment (2) Efficient cooling ---Equal, fast and wide—range cooling (3) The adoption of the most advanced 3-dimensional centrifugal fan ---Reduces the air resistance passing through and operating sound.
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Service manual MVD DC Indoor units (7) Adopting DC fan motor. (7.1)Efficiency can be up to 90%. Contrast with the AC fan motor, the power consumption of DC fan motor can reduce up to 30%. (7.2)The motor adopts fully enclosed structure design. The motor bearing can operate 80,000 hours continuously and easy for maintenance.
Service manual MVD DC Indoor units 2. Specifications MVD-15Q4/DHN1-A3 MVD-22Q4/DHN1-A3 MVD-28Q4/DHN1-A3 Model Power supply V-ph-Hz 220-240V~1Ph~50/60Hz 220-240V~1Ph~50/60Hz 220-240V~1Ph~50/60Hz Capacity Btu/h 5100 7500 9600 Cooling Input Rated current 0.23 0.26 0.26 Capacity Btu/h 5800 8200 10900 Heating Input Rated current 0.23 0.26 0.26 Model...
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Service manual MVD DC Indoor units MVD-36Q4/DHN1-A3 MVD-45Q4/DHN1-A3 Model Power supply V-ph-Hz 220-240V~1Ph~50/60Hz 220-240V~1Ph~50/60Hz Capacity Btu/h 12300 15400 Cooling Input Rated current 0.28 0.28 Capacity Btu/h 13600 17100 Heating Input Rated current 0.28 0.28 Model WZDK37-38G WZDK37-38G Type DC Motor DC Motor Indoor fan motor...
Service manual MVD DC Indoor units 3. Dimensions Drain side 21-15/32(545)(Hook-location) 22-7/16(570)(Body) Unit: in(mm) 25-15/32(647)(Panel) Hook Body 1-31/32(50) Panel Ceiling 23-3/8(600) Unit: in(mm)
Service manual MVD DC Indoor units 4. Service Spaces There is enough room for installation and maintenance. The ceiling is horizontal, and its structure can endure the weight of the indoor unit. The outlet and the inlet are not impeded, and the influence of external air is the least. The air flow can reach throughout the room.
Service manual MVD DC Indoor units 5. Piping Diagrams (EXV beside) motor flare nut gas side heat exchanger flare nut liquid side T1: Room temperature; T2: Temperature of middle evaporator; T2B: Temperature of evaporator outlet.
Service manual MVD DC Indoor units 7. Capacity Tables 7.1 Cooling TC: total capacity SC: sensible capacity WB: wet-bulb temperature DB: dry-bulb temperature Indoor temperature (℉ WB/DB) Outdoor Indoor 57.2/68 60.8/73.4 64.4/78.8 66.2/80.6 68/82.4 71.6/86 75.2/89.6 temperature Unit size (kW) (℉...
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Service manual MVD DC Indoor units Indoor temperature (℉ WB/DB) Outdoor 57.2/68 60.8/73.4 64.4/78.8 66.2/80.6 68/82.4 71.6/86 75.2/89.6 Indoor temperature Unit size (℉ DB) (kW) 114.8 53.6 57.2 60.8 64.4 69.8 73.4 80.6 84.2 87.8 91.4 98.6 102.2 107.6 111.2 114.8 53.6 57.2...
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Service manual MVD DC Indoor units 7.2 Heating TC: total capacity WB: wet-bulb temperature DB: dry-bulb temperature Indoor temperature (℉ DB) Outdoor temperature 60.8 64.4 69.8 71.6 75.2 Indoor Unit (℉) size (kW) -3.64 0.95 0.95 0.95 0.95 0.95 0.95 -2.2 -1.84 1.02...
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Service manual MVD DC Indoor units Indoor temperature (℉ DB) Outdoor temperature 60.8 64.4 69.8 71.6 75.2 (℉) Indoor Unit size (kW) 56.66 3.62 3.46 3.20 3.10 2.94 2.69 -3.64 2.24 2.24 2.24 2.24 2.24 2.24 -2.2 -1.84 2.40 2.40 2.40 2.40 2.40...
Service manual MVD DC Indoor units 9. Sound Levels 9.1 Test condition 4.59ft Note: 1, During actual operation, these values are normally somewhat higher as a result of ambient conditions. 2, Semi-anechoic chamber conversion value, measured at a point which is 4.59ft(1.4m) under the unit. 9.2 Test value Sound level dB(A) Model...
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Service manual MVD DC Indoor units MVD-36Q4/DHN1-A3 MVD-45Q4/DHN1-A3 Audibility limits of continuous white sound Octave band center frequency ( Hz )...
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