Midea One-way Cassette Series Technical & Service Manual

Midea One-way Cassette Series Technical & Service Manual

Vrf indoor unit 50hz

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VRF Indoor Unit
50Hz
Series:
One-way Cassette
Two-way Cassette
Compact Four-way Cassette
Four-way Cassette
Silent Four-way Cassette

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Summary of Contents for Midea One-way Cassette Series

  • Page 1 VRF Indoor Unit 50Hz Series: One-way Cassette Two-way Cassette Compact Four-way Cassette Four-way Cassette Silent Four-way Cassette...
  • Page 2: Table Of Contents

    Contents 01 One-way Cassette 25 Two-way Cassette 42 Compact Four-way Cassette 58 Four-way Cassette 80 Silent Four-way Cassette...
  • Page 3 One-way Cassette MCAC-VTSM-2017-01 One-way Cassette 1. Features ..................... 2 2. Specifications ................... 3 3. Dimensions ..................6 4. Service Spaces ................. 8 5. Piping Diagrams ................9 6. Wiring Diagrams ................10 7. Capacity Tables ................13 8. Electrical Characteristics ............... 19 9.
  • Page 4: One-Way Cassette

    MCAC-VTSM-2017-01 One-way Cassette 1. Features 1.1 New panel design The new panel is equipped with digital display function, which can show temperature, warning message and check running parameters. 1.2 Compact design For capacity 1.8kW to 3.6kW, needs only 153mm space above the ceiling. And 189mm for 4.5~7.1kW models.
  • Page 5: Specifications

    One-way Cassette MCAC-VTSM-2017-01 2. Specifications Model MDV-D18Q1/N1-D MDV-D22Q1/N1-D Power supply 1 phase, 220-240V, 50Hz Capacity Cooling Input Rated current 0.24 0.24 Capacity Heating Input Rated current 0.24 0.24 Model RPS12N Type Indoor fan motor Input(H/M/L) 29.5/26.7/25.0 29.5/26.7/25.0 μF Capacitor Speed (H/M/L) r/min 1180/955/710 Number of rows...
  • Page 6 MCAC-VTSM-2017-01 One-way Cassette Specifications Model MDV-D28Q1/N1-D MDV-D36Q1/N1-D Power supply 1 phase, 220-240V, 50Hz Capacity Cooling Input Rated current 0.25 0.25 Capacity Heating Input Rated current 0.25 0.25 Model RPS12N Type Indoor fan motor Input(H/M/L) 31.0/27.2/25.3 31.0/27.2/25.3 μF Capacitor Speed (H/M/L) r/min 1270/1050/790 Number of rows...
  • Page 7 One-way Cassette MCAC-VTSM-2017-01 Specifications Model MDV-D45Q1/N1-D MDV-D56Q1/N1-D MDV-D71Q1/N1-D Power supply 1 phase, 220-240V, 50Hz Capacity Cooling Input Rated current 0.27 0.32 0.36 Capacity Heating Input Rated current 0.27 0.32 0.36 Model YDK38-4 YDK43-4 Type Indoor fan motor Input(H/M/L) 39.5/33.5/25.6 41.5/36.0/28.0 56.2/40.2/28.7 μF Capacitor...
  • Page 8: Dimensions

    MCAC-VTSM-2017-01 One-way Cassette 3. Dimensions MDV-D18Q1/N1-D MDV-D22Q1/N1-D MDV-D28Q1/N1-D MDV-D36Q1/N1-D 1060 1180 1020...
  • Page 9 One-way Cassette MCAC-VTSM-2017-01 MDV-D45Q1/N1-D MDV-D56Q1/N1-D MDV-D71Q1/N1-D 1350 75 30 1054 1061 1235 1235 Please use the installation paper plate to make sure the Please use the installation paper plate to make sure the position of the installation screws. positions of the installation screws. 4×Φ10 Screw fixing size:D Ceiling cutting size:C...
  • Page 10: Service Spaces

    MCAC-VTSM-2017-01 One-way Cassette 4. Service Spaces Please avoid installing in the following places : A place with flammable gas or material. A saline place such as a seashore vicinity. A place with sulphur gas. A place with oil gas,such as kitchen. A place with high-humidity air.
  • Page 11: Piping Diagrams

    One-way Cassette MCAC-VTSM-2017-01 5. Piping Diagrams motor flare nut gas side heat exchanger flare nut liquid side...
  • Page 12: Wiring Diagrams

    MCAC-VTSM-2017-01 One-way Cassette 6. Wiring Diagrams MDV-D18Q1/N1-D MDV-D22Q1/N1-D MDV-D28Q1/N1-D MDV-D36Q1/N1-D...
  • Page 13 One-way Cassette MCAC-VTSM-2017-01 MDV-D45Q1/N1-D MDV-D56Q1/N1-D MDV-D71Q1/N1-D XP3 XS3 CN17 XP1 XS1 XP2 XS2 CN18 CN13...
  • Page 14 MCAC-VTSM-2017-01 One-way Cassette HP set switch ENC1 definition list Code Name Indoor Unit Fan motor Code Capacity Value Swinging motor 1800W(0.6HP) Water drainage pump 2200W(0.8HP) Water level switch 2800W(1.0HP) Electronic expansion valve 3600W(1.2HP) Indoor temp. sensor 4500W(1.5HP) Mid-pipe temp. sensor of evaporator 5600W(2.0HP) Outlet temp.
  • Page 15: Capacity Tables

    One-way Cassette MCAC-VTSM-2017-01 7. Capacity Tables 7.1 Cooling TC: total capacity SC: sensible capacity WB: wet-bulb temperature DB: dry-bulb temperature Indoor temperature (℃ WB/DB) Indoor 14/20 16/23 18/26 19/27 20/28 22/30 24/32 Outdoor temperature Unit size (℃ DB) (kW) 10.0 12.0 14.0 16.0...
  • Page 16 MCAC-VTSM-2017-01 One-way Cassette Indoor temperature (℃ WB/DB) Indoor 14/20 16/23 18/26 19/27 20/28 22/30 24/32 Outdoor temperature Unit size (℃ DB) (kW) 23.0 25.0 27.0 29.0 31.0 33.0 35.0 37.0 39.0 42.0 44.0 46.0 10.0 12.0 14.0 16.0 18.0 20.0 21.0 23.0 25.0...
  • Page 17 One-way Cassette MCAC-VTSM-2017-01 Indoor temperature (℃ WB/DB) Indoor 14/20 16/23 18/26 19/27 20/28 22/30 24/32 Outdoor temperature Unit size (℃ DB) (kW) 44.0 46.0 10.0 12.0 14.0 16.0 18.0 20.0 21.0 23.0 25.0 27.0 29.0 31.0 33.0 35.0 37.0 39.0 42.0 44.0 46.0...
  • Page 18 MCAC-VTSM-2017-01 One-way Cassette 7.2 Heating TC: total capacity WB: wet-bulb temperature DB: dry-bulb temperature Indoor temperature (℃ DB) Outdoor temperature 16.00 18.00 20.00 21.00 22.00 24.00 Indoor Unit size (℃) (kW) -19.8 1.23 1.23 1.23 1.23 1.23 1.23 -18.8 1.32 1.32 1.32 1.32...
  • Page 19 One-way Cassette MCAC-VTSM-2017-01 Indoor temperature (℃ DB) Outdoor temperature 16.00 18.00 20.00 21.00 22.00 24.00 Indoor Unit size (℃) (kW) -7.60 -7.00 2.43 2.43 2.43 2.43 2.43 2.43 -5.60 -5.00 2.53 2.53 2.53 2.53 2.53 2.53 -3.70 -3.00 2.66 2.66 2.66 2.66 2.66...
  • Page 20 MCAC-VTSM-2017-01 One-way Cassette Indoor temperature (℃ DB) Outdoor temperature 16.00 18.00 20.00 21.00 22.00 24.00 Indoor Unit size (℃) (kW) 13.70 15.00 5.65 5.40 5.00 4.85 4.60 4.20 -19.8 3.53 3.53 3.53 3.53 3.53 3.53 -18.8 3.78 3.78 3.78 3.78 3.78 3.78 -16.7...
  • Page 21: Electrical Characteristics

    One-way Cassette MCAC-VTSM-2017-01 8. Electrical Characteristics Indoor Unit Power Supply Model Voltage(V) Min. (V) Max. (V) MDV-D18Q1/N1-D 220-240 0.24 0.012 0.192 MDV-D22Q1/N1-D 220-240 0.24 0.012 0.192 MDV-D28Q1/N1-D 220-240 0.25 0.012 MDV-D36Q1/N1-D 220-240 0.25 0.012 MDV-D45Q1/N1-D 220-240 0.27 0.38 0.216 MDV-D56Q1/N1-D 220-240 0.32 0.38...
  • Page 22: Sound Levels

    MCAC-VTSM-2017-01 One-way Cassette 9. Sound Levels 9.1 Test condition ONE-WAY CASSETTE TYPE 1.4m 1.0m Microphone 9.2 Test value Sound test value dB(A) Model MDV-D18Q1/N1-D MDV-D22Q1/N1-D MDV-D28Q1/N1-D MDV-D36Q1/N1-D MDV-D45Q1/N1-D MDV-D56Q1/N1-D MDV-D71Q1/N1-D MDV-D18Q1/N1-D NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000...
  • Page 23 One-way Cassette MCAC-VTSM-2017-01 MDV-D22Q1/N1-D NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 MDV-D28Q1/N1-D NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000...
  • Page 24 MCAC-VTSM-2017-01 One-way Cassette MDV-D36Q1/N1-D NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 MDV-D45Q1/N1-D NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000...
  • Page 25 One-way Cassette MCAC-VTSM-2017-01 MDV-D56Q1/N1-D NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 MDV-D71Q1/N1-D NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000...
  • Page 26: Accessories

    MCAC-VTSM-2017-01 One-way Cassette 10. Accessories Standard accessories Name Quantity Outline Function Indoor unit Hand to the user installation manual Installation paper plate For installing the suspender and cutting the ceiling Protection sleeve for For heat insulation of the pipe connections refrigerant inlet and outlet pipes Fastening belt For fastening...
  • Page 27 Two-way Cassette MCAC-VTSM-2017-01 Two-way Cassette 1. Features....................26 2. Specifications ..................27 3. Dimensions .................... 29 4. Service Spaces ..................30 5. Piping Diagrams ..................31 6. Wiring Diagrams ..................32 7. Capacity Tables ..................33 8. Electrical Characteristics ..............37 9.
  • Page 28: Two-Way Cassette

    MCAC-VTSM-2017-01 Two-way Cassette 1. Features 1.1 Lower noise level 1.2 Smoother air flow with less turbulence 1.3 Double-flow type allows effective air discharge from corner or from drop-ceiling. 1.4 Stylish design Be harmonious with any interior decoration and creates an elegant environment 1.5 Thin main body Slim body needs 300 mm space above the ceiling, reduces the suspended ceiling space.
  • Page 29: Specifications

    Two-way Cassette MCAC-VTSM-2017-01 2. Specifications Model MDV-D22Q2/N1 MDV-D28Q2/N1 MDV-D36Q2/N1 Power supply 1 phase, 220-240V, 50Hz Capacity Cooling Input Rated current Capacity Heating Input Rated current Model YSK31-6-1 YSK31-6-1 YSK31-6 Type Indoor fan motor Input Capacitor Speed (H/M/L) r/min 670/550/450 670/550/450 730/590/470 Number of rows Tube pitch(a) ×...
  • Page 30 MCAC-VTSM-2017-01 Two-way Cassette Specifications Model MDV-D45Q2/N1 MDV-D56Q2/N1 MDV-D71Q2/N1 Power supply 220-240V-1ph-50Hz Capacity Cooling Input Rated current 0.65 0.85 Capacity Heating Input Rated current 0.65 0.85 Model YSK58-4-1 YSK58-4 YSK91-4 Type Indoor fan motor Input Capacitor Speed (H/M/L) r/min 801/645/542 910/755/642 1159/1032/795 Number of rows Tube pitch(a) ×...
  • Page 31: Dimensions

    Two-way Cassette MCAC-VTSM-2017-01 3. Dimensions Unit:mm 1172 129 129 Fresh air connector Φ160 1430 The panel contour dimension 1430 The ceiling opening dimension 1390 Hanging screw bolts distance 1207 The ceiling opening (1390*640) Machine body size 1172 Water pump outlet Electronic expansion Indoor unit valve inspection hole...
  • Page 32: Service Spaces

    MCAC-VTSM-2017-01 Two-way Cassette 4. Service Spaces MDV-D22Q2/N1 MDV-D28Q2/N1 MDV-D36Q2/N1 MDV-D45Q2/N1 MDV-D56Q2/N1 MDV-D71Q2/N1 Ceiling ≥1500 ≥1500 Floor ≥100 ≥100...
  • Page 33: Piping Diagrams

    Two-way Cassette MCAC-VTSM-2017-01 5. Piping Diagrams motor flare nut gas side heat exchanger flare nut liquid side...
  • Page 34: Wiring Diagrams

    MCAC-VTSM-2017-01 Two-way Cassette 6. Wiring Diagrams MDV-D22Q2/N1 MDV-D28Q2/N1 MDV-D36Q2/N1 MDV-D45Q2/N1 MDV-D56Q2/N1 MDV-D71Q2/N1...
  • Page 35: Capacity Tables

    Two-way Cassette MCAC-VTSM-2017-01 7. Capacity Tables 7.1 Cooling TC: total capacity SC: sensible capacity WB: wet-bulb temperature DB: dry-bulb temperature Indoor temperature (℃WB/DB) Indoor 14/20 16/23 18/26 19/27 20/28 22/30 24/32 Outdoor temperature Unit size (℃DB) (kW) 10.0 12.0 14.0 16.0 18.0 20.0...
  • Page 36 MCAC-VTSM-2017-01 Two-way Cassette Indoor temperature (℃WB/DB) Indoor 14/20 16/23 18/26 19/27 20/28 22/30 24/32 Outdoor temperature Unit size (℃DB) (kW) 10.0 12.0 14.0 16.0 18.0 20.0 21.0 23.0 25.0 27.0 29.0 31.0 33.0 35.0 37.0 39.0 42.0 44.0 46.0 10.0 12.0 14.0 16.0...
  • Page 37 Two-way Cassette MCAC-VTSM-2017-01 7.2 Heating TC: total capacity WB: wet-bulb temperature DB: dry-bulb temperature Indoor temperature (℃ DB) Outdoor temperature 16.00 18.00 20.00 21.00 22.00 24.00 Indoor Unit size (℃) (kW) -19.8 1.46 1.46 1.46 1.46 1.46 1.46 -18.8 1.56 1.56 1.56 1.56...
  • Page 38 MCAC-VTSM-2017-01 Two-way Cassette Indoor temperature (℃ DB) Outdoor temperature 16.00 18.00 20.00 21.00 22.00 24.00 Indoor Unit size (℃) (kW) -16.7 3.15 3.15 3.15 3.15 3.15 3.15 -14.7 3.25 3.25 3.25 3.25 3.25 3.25 -13.00 -12.60 3.35 3.35 3.35 3.35 3.35 3.35 -11.00...
  • Page 39: Electrical Characteristics

    Two-way Cassette MCAC-VTSM-2017-01 8. Electrical Characteristics Indoor Unit Power Supply Model Voltage Min. Max. MDV-D22Q2/N1 220-240 0.40 0.031 0.32 MDV-D28Q2/N1 220-240 0.40 0.031 0.32 MDV-D36Q2/N1 220-240 0.40 0.031 0.32 MDV-D45Q2/N1 220-240 0.50 0.058 0.40 MDV-D56Q2/N1 220-240 0.65 0.058 0.52 MDV-D71Q2/N1 220-240 0.85 0.091...
  • Page 40: Sound Levels

    MCAC-VTSM-2017-01 Two-way Cassette 9. Sound Levels 9.1 Test condition TWO-WAY CASSETTE TYPE 1.4m Microphone 9.2 Test value Sound test value dB(A) Model MDV-D22Q2/N1 MDV-D28Q2/N1 MDV-D36Q2/N1 MDV-D45Q2/N1 MDV-D56Q2/N1 MDV-D71Q2/N1 MDV-D22Q2/N1 NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000...
  • Page 41 Two-way Cassette MCAC-VTSM-2017-01 MDV-D28Q2/N1, MDV-D36Q2/N1 NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 MDV-D45Q2/N1, MDV-D56Q2/N1 NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000...
  • Page 42 MCAC-VTSM-2017-01 Two-way Cassette MDV-D71Q2/N1 NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000...
  • Page 43: Accessories

    Two-way Cassette MCAC-VTSM-2017-01 10. Accessories Standard accessories Name Quantity Shape Purpose Guidance of installation for indoor unit and Installation Manual for Indoor Unit must deliver to the customer Use for heat-insulating of pipe connecting Heat-insulated Pipe parts Protection Pipe Use for heat insulation of flexible pipe Matched Resistance(also Improve the stability of communication Network Matching Wiring Group)
  • Page 44: Compact Four-Way Cassette

    MCAC-VTSM-2017-01 Compact Four-way Cassette Compact Four-way Cassette 1. Features ................... 43 2. Specifications .................. 44 3. Dimensions ..................46 4. Service Spaces ................47 5. Piping Diagrams (EXV beside) ............48 6. Wiring Diagrams ................48 7. Capacity Tables ................49 8.
  • Page 45: Features

    Compact Four-way Cassette MCAC-VTSM-2017-01 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 Smooths air flow Makes air speed distribution to the heat exchange uniform...
  • Page 46: Specifications

    MCAC-VTSM-2017-01 Compact Four-way Cassette 2. Specifications Model MDV-D15Q4/N1-A3 MDV-D22Q4/N1-A3 MDV-D28Q4/N1-A3 Power supply 1 phase, 220-240V, 50Hz Capacity Cooling Input Rated current 0.22 0.22 0.22 Capacity Heating Input Rated current 0.22 0.22 0.22 Model YDK15-6M Type Indoor fan motor Input Capacitor Speed (H/M/L) r/min 630/540/447...
  • Page 47 Compact Four-way Cassette MCAC-VTSM-2017-01 Specifications Model MDV-D36Q4/N1-A3 MDV-D45Q4/N1-A3 Power supply 1 phase, 220-240V, 50Hz Capacity Cooling Input Rated current 0.25 0.25 Capacity Heating Input Rated current 0.25 0.25 Model YDK15-6P Type Indoor fan motor Input Capacitor Speed (H/M/L) r/min 780/670/540 Number of rows Tube pitch(a) ×...
  • Page 48: Dimensions

    MCAC-VTSM-2017-01 Compact Four-way Cassette 3. Dimensions Drain side 545(Hook-location) 570(Body) (Unit: mm) 647(Panel) Hook Body Panel Ceiling...
  • Page 49: Service Spaces

    Compact Four-way Cassette MCAC-VTSM-2017-01 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.
  • Page 50: Piping Diagrams (Exv Beside)

    MCAC-VTSM-2017-01 Compact Four-way Cassette 5. Piping Diagrams motor flare nut gas side heat exchanger flare nut liquid side...
  • Page 51: Wiring Diagrams

    Compact Four-way Cassette MCAC-VTSM-2017-01 6. Wiring Diagrams MDV-D15Q4/N1-A3 MDV-D22Q4/N1-A3 MDV-D28Q4/N1-A3 MDV-D36Q4/N1-A3 MDV-D45Q4/N1-A3...
  • Page 52: Capacity Tables

    MCAC-VTSM-2017-01 Compact Four-way Cassette 7. Capacity Tables 7.1 Cooling TC: total capacity SC: sensible capacity WB: wet-bulb temperature DB: dry-bulb temperature Indoor temperature (℃ WB/DB) Indoor 14/20 16/23 18/26 19/27 20/28 22/30 24/32 Outdoor temperature Unit size (℃ DB) (kW) 10.0 12.0 14.0...
  • Page 53 Compact Four-way Cassette MCAC-VTSM-2017-01 Indoor temperature (℃ WB/DB) Indoor 14/20 16/23 18/26 19/27 20/28 22/30 24/32 Outdoor temperature Unit size (℃ DB) (kW) 44.0 46.0 10.0 12.0 14.0 16.0 18.0 20.0 21.0 23.0 25.0 27.0 29.0 31.0 33.0 35.0 37.0 39.0 42.0 44.0...
  • Page 54 MCAC-VTSM-2017-01 Compact Four-way Cassette 7.2 Heating TC: total capacity WB: wet-bulb temperature DB: dry-bulb temperature Indoor temperature (℃ DB) Outdoor temperature 16.00 18.00 20.00 21.00 22.00 24.00 Indoor Unit (℃) size (kW) -19.8 0.95 0.95 0.95 0.95 0.95 0.95 -18.8 1.02 1.02 1.02...
  • Page 55 Compact Four-way Cassette MCAC-VTSM-2017-01 Indoor temperature (℃ DB) Outdoor temperature 16.00 18.00 20.00 21.00 22.00 24.00 Indoor Unit (℃) size (kW) -19.8 2.24 2.24 2.24 2.24 2.24 2.24 -18.8 2.40 2.40 2.40 2.40 2.40 2.40 -16.7 2.52 2.52 2.52 2.52 2.52 2.52 -14.7...
  • Page 56: Electrical Characteristics

    MCAC-VTSM-2017-01 Compact Four-way Cassette 8. Electrical Characteristics Indoor Unit Power Supply Model Voltage Min. Max. MDV-D15Q4/N1-A3 220-240 0.22 0.015 0.176 MDV-D22Q4/N1-A3 220-240 0.22 0.015 0.176 MDV-D28Q4/N1-A3 220-240 0.22 0.015 0.176 MDV-D36Q4/N1-A3 220-240 0.25 0.015 MDV-D45Q4/N1-A3 220-240 0.25 0.015 Remark: MCA: Min. Current Amps. (A) MFA: Max.
  • Page 57: Sound Levels

    Compact Four-way Cassette MCAC-VTSM-2017-01 9. Sound Levels 9.1 Test condition COMPACT FOUR-WAY CASSETTE TYPE 1.4m Microphone 9.2 Test value Sound level dB(A) Model MDV-D15Q4/N1-A3 34.9 32.5 22.8 MDV-D22Q4/N1-A3 35.8 33.4 23.4 MDV-D28Q4/N1-A3 35.8 33.4 23.4 MDV-D36Q4/N1-A3 41.5 35.6 28.8 MDV-D45Q4/N1-A3 41.5 35.6 28.8...
  • Page 58 MCAC-VTSM-2017-01 Compact Four-way Cassette MDV-D22Q4/N1-A3, MDV-D28Q4/N1-A3 NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 MDV-D36Q4/N1-A3 MDV-D45Q4/N1-A3 NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000...
  • Page 59: Accessories

    Compact Four-way Cassette MCAC-VTSM-2017-01 10. Accessories Name Quantity Outline Installation paper board Soundproof / insulation sheath Drain pipe Drain pipe sheath Drain pipe clasp Tightening band Remote controller Holder Mounting screw (ST2.9×10-C-H) Remote controller owner’s manual Alkaline dry batteries (AM4) Installation manual Network Matching Wiring Connective pipe for restriction assembly...
  • Page 60: Four-Way Cassette

    MCAC-VTSM-2017-01 Four-way Cassette Four-way Cassette 1. Features ................... 59 2. Specifications .................. 61 3. Dimensions ..................64 4. Service Spaces ................65 5. Piping Diagrams ................66 6. Wiring Diagrams ................67 7. Capacity Tables ................68 8. Electrical Characteristics ............... 76 9.
  • Page 61: Features

    Four-way Cassette MCAC-VTSM-2017-01 1. Features (1) Low operation noise Streamline plate ensures quietness Creates natural and comfortable environment (2) Efficient cooling——Equal, fast and wide range cooling (3) Excellent performance. Higher heat-exchanging efficiency and lower noise. The optimal evaporator & sufficient airflow volume guarantees the excellent capacity (4) The adoption of the most advanced 3-dimensional centrifugal fan Reduces the air resistance passing through Smooths the air flow...
  • Page 62 MCAC-VTSM-2017-01 Four-way Cassette (9) Swing angle of louver Add one more swing motor, one motor driving two louvers. Controlling the interspace of each part, minimizing the angle loss. The swing angle of the first louver are 40~42 degrees and the second louver are 37~38 degrees. New evaporator and inner configuration designed can acquire high heat-exchanger effect.
  • Page 63: Specifications

    Four-way Cassette MCAC-VTSM-2017-01 2. Specifications Model MDV-D28Q4/N1-D MDV-D36Q4/N1-D MDV-D45Q4/N1-D Power supply 1 phase, 220-240V, 50Hz Capacity Cooling Input Rated current 0.41 0.41 0.41 Capacity Heating Input Rated current 0.41 0.41 0.41 Model YDK60-6F-3 Type Indoor fan motor Input (H/M/L) 62/57/47 62/57/47 65/59/49 Capacitor...
  • Page 64 MCAC-VTSM-2017-01 Four-way Cassette Specifications Model MDV-D56Q4/N1-D MDV-D71Q4/N1-D MDV-D80Q4/N1-D Power supply 1 phase, 220-240V, 50Hz Capacity Cooling Input Rated current 0.41 0.52 0.52 Capacity Heating Input Rated current 0.41 0.52 0.52 Model YDK60-6F-3 YDK80-6E-2 YDK80-6E-2 Type Indoor fan motor Input (H/M/L) 65/59/49 80/69/55 82/73/55...
  • Page 65 Four-way Cassette MCAC-VTSM-2017-01 Specifications MDV- MDV- MDV- MDV- Model D90Q4/N1-D D100Q4/N1-D D112Q4/N1-D D140Q4/N1-D Power supply 1 phase, 220-240V, 50Hz Capacity 11.2 Cooling Input Rated current 0.73 0.73 0.73 0.82 Capacity 11.1 12.5 Heating Input Rated current 0.73 0.73 0.73 0.82 Model YDK90-6E-1 Type...
  • Page 66: Dimensions

    MCAC-VTSM-2017-01 Four-way Cassette 3. Dimensions The connective pipe of restricted assembly (accessories) Drain pipe outter diameter Φ75New air supply orifice Indoor unit model A(mm) B(mm) C(mm) D(mm) MDV-D28Q4/N1-D ~ MDV-D45Q4/N1-D Φ6.35 Φ12.7 MDV-D56Q4/N1-D ~ MDV-D80Q4/N1-D Φ9.53 Φ15.9 MDV-D90Q4/N1-D ~ MDV-D140Q4/N1-D Φ9.53 Φ15.9...
  • Page 67: Service Spaces

    Four-way Cassette MCAC-VTSM-2017-01 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.
  • Page 68: Piping Diagrams

    MCAC-VTSM-2017-01 Four-way Cassette 5. Piping Diagrams motor flare nut gas side heat exchanger flare nut liquid side...
  • Page 69: Wiring Diagrams

    Four-way Cassette MCAC-VTSM-2017-01 6. Wiring Diagrams MDV-D28Q4/N1-D MDV-D36Q4/N1-D MDV-D45Q4/N1-D MDV-D56Q4/N1-D MDV-D71Q4/N1-D MDV-D80Q4/N1-D MDV-D90Q4/N1-D MDV-D100Q4/N1-D MDV-D112Q4/N1-D MDV-D140Q4/N1-D...
  • Page 70: Capacity Tables

    MCAC-VTSM-2017-01 Four-way Cassette 7. Capacity Tables 7.1 Cooling TC: total capacity SC: sensible capacity WB: wet-bulb temperature DB: dry-bulb temperature Indoor temperature (℃ WB/DB) Indoor 14/20 16/23 18/26 19/27 20/28 22/30 24/32 Outdoor temperature Unit size (℃ DB) (kW) 10.0 12.0 14.0 16.0...
  • Page 71 Four-way Cassette MCAC-VTSM-2017-01 Indoor temperature (℃ WB/DB) Indoor 14/20 16/23 18/26 19/27 20/28 22/30 24/32 Outdoor temperature Unit size (℃ DB) (kW) 44.0 46.0 10.0 12.0 14.0 16.0 18.0 20.0 21.0 23.0 25.0 27.0 29.0 31.0 33.0 35.0 37.0 39.0 42.0 44.0 46.0...
  • Page 72 MCAC-VTSM-2017-01 Four-way Cassette Indoor temperature (℃ WB/DB) Indoor 14/20 16/23 18/26 19/27 20/28 22/30 24/32 Outdoor temperature Unit size (℃ DB) (kW) 14.0 10.6 11.4 16.0 10.6 11.3 18.0 10.6 11.0 20.0 10.6 10.8 21.0 10.6 10.6 23.0 10.6 10.5 25.0 10.6 10.4...
  • Page 73 Four-way Cassette MCAC-VTSM-2017-01 Indoor temperature (℃ WB/DB) Indoor 14/20 16/23 18/26 19/27 20/28 22/30 24/32 Outdoor temperature Unit size (℃ DB) (kW) 21.0 11.3 13.2 14.0 14.8 16.7 16.5 23.0 11.3 13.2 14.0 14.8 16.4 16.4 25.0 11.3 13.2 14.0 14.8 16.2 16.2...
  • Page 74 MCAC-VTSM-2017-01 Four-way Cassette 7.2 Heating TC: total capacity WB: wet-bulb temperature DB: dry-bulb temperature Indoor temperature (℃ DB) Outdoor temperature 16.00 18.00 20.00 21.00 22.00 24.00 Indoor Unit size (℃) (kW) -19.8 1.79 1.79 1.79 1.79 1.79 1.79 -18.8 1.92 1.92 1.92 1.92...
  • Page 75 Four-way Cassette MCAC-VTSM-2017-01 Indoor temperature (℃ DB) Outdoor temperature 16.00 18.00 20.00 21.00 22.00 24.00 Indoor Unit size (℃) (kW) -18.8 3.78 3.78 3.78 3.78 3.78 3.78 -16.7 3.97 3.97 3.97 3.97 3.97 3.97 -14.7 4.10 4.10 4.10 4.10 4.10 4.10 -13.00 -12.60...
  • Page 76 MCAC-VTSM-2017-01 Four-way Cassette Indoor temperature (℃ DB) Outdoor temperature 16.00 18.00 20.00 21.00 22.00 24.00 Indoor Unit size (℃) (kW) -11.00 -10.50 7.00 7.00 7.00 7.00 7.00 7.00 -10.00 -9.50 7.30 7.30 7.30 7.30 7.30 7.30 -9.10 -8.50 7.50 7.50 7.50 7.50 7.50...
  • Page 77 Four-way Cassette MCAC-VTSM-2017-01 Indoor temperature (℃ DB) Outdoor temperature 16.00 18.00 20.00 21.00 22.00 24.00 Indoor Unit size (℃) (kW) -5.6 -5.0 11.85 11.85 11.85 11.85 11.85 11.85 -3.7 -3.0 12.45 12.45 12.45 12.45 12.45 12.45 -0.7 13.35 13.35 13.35 13.35 13.35 12.60...
  • Page 78: Electrical Characteristics

    MCAC-VTSM-2017-01 Four-way Cassette 8. Electrical Characteristics Indoor Unit Power Supply Model Voltage Min. Max. MDV-D28Q4/N1-D 50Hz 220-240V 198V 264V 0.41 0.06 0.328 MDV-D36Q4/N1-D 50Hz 220-240V 198V 264V 0.41 0.06 0.328 MDV-D45Q4/N1-D 50Hz 220-240V 198V 264V 0.41 0.06 0.328 MDV-D56Q4/N1-D 50Hz 220-240V 198V 264V...
  • Page 79: Sound Levels

    Four-way Cassette MCAC-VTSM-2017-01 9. Sound Levels 9.1 Test condition Four-way cassette type 1.4m 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 1.4m under the unit. 9.2 Test data (Sound Pressure Levels) Sound level under three speeds of fan (dB(A)) Model...
  • Page 80 MCAC-VTSM-2017-01 Four-way Cassette MDV-D90 (100,112) Q4/N1-D MDV-D140Q4/N1-D Audibility limits of Audibility limits of continuous white continuous white sound sound Octave band center frequency ( Hz ) Octave band center frequency ( Hz )...
  • Page 81: Accessories

    Four-way Cassette MCAC-VTSM-2017-01 10. Accessories Name Quantity Shape Washer Installation paper board Bolt M6 Electric throttle(That have been installed at the unit) Connective pipe for restriction assembly Soundproof / insulation sheath SpongeⅠ(250*250*10) SpongeⅡ(60*100*5) Drain pipe sheath Drain pipe clasp Tightening band Flexible hose tube Signal line Remote controller...
  • Page 82: Silent Four-Way Cassette

    MCAC-VTSM-2017-01 Silent Four-way Cassette Silent Four-way Cassette 1. Features ..............81 2. Specifications ............83 3. Dimensions ............... 86 4. Service spaces ............87 5. Piping diagrams ............88 6. Wiring diagrams ............89 7. Capacity tables ............90 8. Electrical characteristics ......... 97 9.
  • Page 83: Features

    Silent Four-way Cassette MCAC-VTSM-2017-01 1. Features External appearance  Regardless of difference in capacity, all indoor units feature the same panel size and design, in consideration or harmonized interior decoration.  Four way uniform airflow Four air discharge ports provide strong air flow circulation to cool or heat every corner of a room and evenly distribute temperature.
  • Page 84 MCAC-VTSM-2017-01 Silent Four-way Cassette Built-in electronic throttle components make the installation easier.  Flexible air distribution type 7 discharge patterns in 2 to 4 directions can be selected to suit the requirements of installation site or the shape of the room. Duct connection is possible.
  • Page 85: Specifications

    Silent Four-way Cassette MCAC-VTSM-2017-01 2. Specifications Model MDV-D28Q4/N1-E MDV-D36Q4/N1-E MDV-D45Q4/N1-E Power supply 1 phase, 220-240V, 50Hz Capacity Cooling Power input Rated current 0.31 0.31 0.41 Capacity Heating Power input Rated current 0.31 0.31 0.41 Model YDK26-6S Type Insulation class Indoor fan motor Safe class IP20 Input...
  • Page 86 MCAC-VTSM-2017-01 Silent Four-way Cassette Specifications Model MDV-D56Q4/N1-E MDV-D71Q4/N1-E MDV-D80Q4/N1-E Power supply 220-240V~ 50Hz Capacity Cooling Power input Rated current 0.41 0.41 0.48 Capacity Heating Power input Rated current 0.41 0.41 0.48 Model YDK26-6S YDK30-6S YDK37-6S Type Insulation class Indoor fan motor Safe class IP20 Input...
  • Page 87 Silent Four-way Cassette MCAC-VTSM-2017-01 Specifications MDV- MDV- MDV- MDV- Model D90Q4/N1-E D100Q4/N1-E D112Q4/N1-E D140Q4/N1-E Power supply 220-240V~ 50Hz Capacity 11.2 Cooling Power input Rated current 0.67 0.72 0.72 0.75 Capacity 11.1 12.5 Heating Power input Rated current 0.67 0.72 0.72 0.75 Model YDK50-6S...
  • Page 88: Dimensions

    MCAC-VTSM-2017-01 Silent Four-way Cassette 3. Dimensions Unit:mm φ32 Drain pipe Φ75 Fresh air supply orifice Model ≤8kW ≥9kW...
  • Page 89: Service Spaces

    Silent Four-way Cassette MCAC-VTSM-2017-01 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.
  • Page 90: Piping Diagrams

    MCAC-VTSM-2017-01 Silent Four-way Cassette 5. Piping diagrams motor flare nut gas side heat exchanger flare nut liquid side T1: Indoor ambient temperature sensor; T2: Temperature sensor in the middle of evaporator; T2B: Evaporator outlet temperature sensor.  Refrigerant pipe connection port diameters Model Gas pipe Liquid pipe...
  • Page 91: Wiring Diagrams

    Silent Four-way Cassette MCAC-VTSM-2017-01 6. Wiring diagrams...
  • Page 92: Capacity Tables

    MCAC-VTSM-2017-01 Silent Four-way Cassette 7. Capacity tables 7.1 Cooling capacity tables TC: Total Cooling Capacity; SC: Sensible Cooling Capacity Indoor air temp. (° C WB/DB) Unit Outdoor 14/20 16/23 18/26 19/27 20/28 22/30 24/32 size air temp. (kW) (° C DB)
  • Page 93 Silent Four-way Cassette MCAC-VTSM-2017-01 Cooling capacity tables TC: Total Cooling Capacity; SC: Sensible Cooling Capacity Indoor air temp. (° C WB/DB) Unit Outdoor 14/20 16/23 18/26 19/27 20/28 22/30 24/32 size air temp. (kW) (° C DB) 10.4 10.2 10.2 10.0...
  • Page 94 MCAC-VTSM-2017-01 Silent Four-way Cassette Cooling capacity tables TC: Total Cooling Capacity; SC: Sensible Cooling Capacity Indoor air temp. (° C WB/DB) Unit Outdoor 14/20 16/23 18/26 19/27 20/28 22/30 24/32 size air temp. (kW) (° C DB) 10.6 11.7 10.6 11.5 10.6 11.4...
  • Page 95 Silent Four-way Cassette MCAC-VTSM-2017-01 Cooling capacity tables TC: Total Cooling Capacity; SC: Sensible Cooling Capacity Indoor air temp. (° C WB/DB) Unit Outdoor 14/20 16/23 18/26 19/27 20/28 22/30 24/32 size air temp. (kW) (° C DB) 11.3 13.2 14.0 14.8 16.7 18.2...
  • Page 96 MCAC-VTSM-2017-01 Silent Four-way Cassette Heating capacity tables TC: Total Heating Capacity Indoor air temp. (° C DB) Outdoor 16.0 18.0 20.0 21.0 22.0 24.0 Unit size air temp. (° C) (kW) -20.0 -19.8 2.24 2.24 2.24 2.24 2.24 2.24 -19.0 -18.8 2.40 2.40...
  • Page 97 Silent Four-way Cassette MCAC-VTSM-2017-01 Heating capacity tables TC: Total Heating Capacity Indoor air temp. (° C DB) Outdoor 16.0 18.0 20.0 21.0 22.0 24.0 Unit size air temp. (° C) (kW) -20.0 -19.8 4.48 4.48 4.48 4.48 4.48 4.48 -19.0 -18.8 4.80 4.80...
  • Page 98 MCAC-VTSM-2017-01 Silent Four-way Cassette Heating capacity tables TC: Total Heating Capacity Indoor air temp. (° C DB) Outdoor 16.0 18.0 20.0 21.0 22.0 24.0 Unit size air temp. (° C) (kW) -20.0 -19.8 6.22 6.22 6.22 6.22 6.22 6.22 -19.0 -18.8 6.66 6.66...
  • Page 99: Electrical Characteristics

    Silent Four-way Cassette MCAC-VTSM-2017-01 8. Electrical characteristics Indoor unit Power supply Model Voltage Min. Max. MDV-D28Q4/N1-E 220-240 0.31 0.026 0.248 MDV-D36Q4/V1-E 220-240 0.31 0.026 0.248 MDV-D45Q4/N1-E 220-240 0.41 0.026 0.328 MDV-D56Q4/N1-E 220-240 0.41 0.026 0.328 MDV-D71Q4/N1-E 220-240 0.41 0.03 0.328 MDV-D80Q4/N1-E 220-240 0.48...
  • Page 100: Sound Levels

    MCAC-VTSM-2017-01 Silent Four-way Cassette 9. Sound levels Four-way cassette type 1.4m Note: 1. Sound values are measured in a semi-anechoic room, at a position 1.4m downward from the unit center 2. During actual operation, these values are normally somewhat higher as a result of ambient conditions. Sound pressure level dB(A) Model MDV-D28Q4/N1-E...
  • Page 101 Silent Four-way Cassette MCAC-VTSM-2017-01 MDV-D45Q4/N1-E ~ MDV-D56Q4/N1-E NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 MDV-D71Q4/N1-E NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000...
  • Page 102 MCAC-VTSM-2017-01 Silent Four-way Cassette MDV-D80Q4/N1-E NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 MDV-D90Q4/N1-E NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000...
  • Page 103 Silent Four-way Cassette MCAC-VTSM-2017-01 MDV-D100Q4/N1-E ~ MDV-D112Q4/N1-E NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 MDV-D140Q4/N1-E NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000...
  • Page 104: Accessories

    MCAC-VTSM-2017-01 Silent Four-way Cassette 10. Accessories Attached accessories Name Shape Quantity Washer Installation paper board Bolt M6 Connection pipe Soundproof / insulation sheath Sponge (250×250×10) Sponge (60×100×5) Outlet pipe sheath Outlet pipe clasp Tightening band Flexible hose tube Signal line Remote controller Frame Alkaline dray batteries (AM4)
  • Page 105 Commercial Air Conditioner Division Midea Group Add.: Midea Headquarters Building, 6 Midea Avenue, Shunde, Foshan, Guangdong, China Postal code: 528311 Midea CAC After-service Application Midea CAC News Application Tel: +86-757-26338346 Fax: +86-757-22390205 cac.midea.com global.midea.com Note: Product speci cations change from time to time as product improvements and developments are released and may vary from those in this document.

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