Midea VRF Technical & Service Manual
  1. Manuals
  2. Brands
  3. Midea Manuals
  4. Air Conditioner
  5. VRF
  6. Technical & service manual

Midea VRF Technical & Service Manual

60hz indoor unit
Hide thumbs
Table of Contents

Advertisement

Quick Links

VRF Indoor Unit
60Hz
Series:
One-way Cassette
Two-way Cassette
Compact Four-way Cassette
Four-way Cassette
Silent Four-way Cassette

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the VRF and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Midea VRF

Summary of Contents for Midea VRF

  • Page 1 VRF Indoor Unit 60Hz 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 24 Two-way Cassette 41 Compact Four-way Cassette 57 Four-way Cassette 81 Silent Four-way Cassette...

  • Page 3: One-Way Cassette

    MCAC-VTSM-2016-05 One-way Cassette 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 ............12 8. Electrical Characteristics ........18 9.

  • Page 4: Features

    One-way Cassette MCAC-VTSM-2016-05 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 6100~12300Btu/h(1.8~3.6kW) models, need only 6-1/32in.(153mm) space above the ceiling. And 7-7/16in.(189mm) for 15400~24200 Btu/h (4.5~7.1kW) models.

  • Page 5: Specifications

    MCAC-VTSM-2016-05 One-way Cassette 2. Specifications Model MDV-D18Q1/VN1-D MDV-D22Q1/VN1-D Power supply V- Ph-Hz 220-240V~1Ph~60Hz Capacity Btu/h 6100 7500 Cooling Input Rated current 0.24 0.24 Capacity Btu/h 7500 8900 Heating Input Rated current 0.24 0.24 Model RPS12B Type AC motor Brand Welling Indoor fan motor Input(H/M/L) 29.5/26.7/25.0...
  • Page 6 One-way Cassette MCAC-VTSM-2016-05 Model MDV-D28Q1/VN1-D MDV-D36Q1/VN1-D Power supply V- Ph-Hz 220-240V~1Ph~60Hz Capacity Btu/h 9600 12300 Cooling Input Rated current 0.25 0.25 Capacity Btu/h 10900 13600 Heating Input Rated current 0.25 0.25 Model RPS12B Type AC motor Brand Welling Indoor fan motor Input 31.0/27.2/25.3...
  • Page 7 MCAC-VTSM-2016-05 One-way Cassette Model MDV-D45Q1/VN1-D MDV-D56Q1/VN1-D MDV-D71Q1/VN1-D power supply 220-240V~1Ph~60Hz 4500 5600 7100 V-Ph-Hz Capacity Btu/h 15400 19100 24200 Cooling Input Rated current 0.27 0.32 0.36 5000 6300 8000 Capacity Btu/h 17100 21500 27300 Heating Input Rated current 0.27 0.32 0.36 Model YDK38-4...

  • Page 8: Dimensions

    One-way Cassette MCAC-VTSM-2016-05 3. Dimensions Unit : in.(mm) MDV-D18Q1/VN1-D MDV-D22Q1/VN1-D MDV-D28Q1/VN1-D MDV-D36Q1/VN1-D ） （ Indoor Unit...
  • Page 9 MCAC-VTSM-2016-05 One-way Cassette MDV-D45Q1/VN1-D MDV-D56Q1/VN1-D MDV-D71Q1/VN1-D 4-11/16(119) 6-11/16(170) 53-5/32(1350) 2-61/64 3-5/16(84) (75) 1-3/16 41-1/2(1054) (30) 2-1/64(51) 4-49/64(121) 41-49/64(1061) 45-5/8(1235) 45-5/8(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.

  • Page 10: Service Spaces

    One-way Cassette MCAC-VTSM-2016-05 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

    MCAC-VTSM-2016-05 One-way Cassette 5. Piping Diagrams motor flare nut gas side heat exchanger flare nut liquid side Indoor Unit...

  • Page 12: Wiring Diagrams

    One-way Cassette MCAC-VTSM-2016-05 6. Wiring Diagrams MDV-D18Q1/VN1-D MDV-D22Q1/VN1-D MDV-D28Q1/VN1-D MDV-D36Q1/VN1-D To centralized Connect the To new display To outdoor unit controller AC 208-230V 60Hz outer network panel communication communication module, short connect if no E Q P E Y X this module.
  • Page 13 MCAC-VTSM-2016-05 One-way Cassette HP set switch ENC1 definition list Code Name Code Indoor Unit Fan motor Capacity Value Swing 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 14: Capacity Tables

    One-way Cassette MCAC-VTSM-2016-05 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 14/20 16/23 18/26 19/27 20/28 22/30 24/32 temperature Unit size (kW) (℉DB) 53.6 57.2 60.8 64.4 69.8...
  • Page 15 MCAC-VTSM-2016-05 One-way Cassette Indoor temperature (℃ WB/DB) Outdoor Indoor 14/20 16/23 18/26 19/27 20/28 22/30 24/32 temperature Unit size (kW) (℉ DB) 73.4 80.6 84.2 87.8 91.4 98.6 102.2 107.6 111.2 114.8 53.6 57.2 60.8 64.4 69.8 73.4 80.6 84.2 87.8 91.4 98.6...
  • Page 16 One-way Cassette MCAC-VTSM-2016-05 Indoor temperature (℃ WB/DB) Outdoor Indoor 14/20 16/23 18/26 19/27 20/28 22/30 24/32 temperature Unit size (kW) (℉ DB) 111.2 114.8 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 60.8 64.4...
  • Page 17 MCAC-VTSM-2016-05 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) -3.64 1.01 1.01 1.01 1.01 1.01 1.01 -2.2 -1.84 1.08 1.08 1.08...
  • Page 18 One-way Cassette MCAC-VTSM-2016-05 Indoor temperature (℃ DB) Outdoor temperature 16.00 18.00 20.00 21.00 22.00 24.00 Indoor Unit size (℉) (kW) 18.32 19.4 2.13 2.13 2.13 2.13 2.13 2.13 21.92 2.21 2.21 2.21 2.21 2.21 2.21 25.34 26.6 2.32 2.32 2.32 2.32 2.32 2.32...
  • Page 19 MCAC-VTSM-2016-05 One-way Cassette Indoor temperature (℃ DB) Outdoor temperature 16.00 18.00 20.00 21.00 22.00 24.00 Indoor Unit size (℉) (kW) 56.66 5.65 5.40 5.00 4.85 4.60 4.20 -3.64 3.53 3.53 3.53 3.53 3.53 3.53 -2.2 -1.84 3.78 3.78 3.78 3.78 3.78 3.78 1.94...

  • Page 20: Electrical Characteristics

    One-way Cassette MCAC-VTSM-2016-05 8. Electrical Characteristics Indoor Unit Power Supply Model Voltage(V) Min. (V) Max. (V) MDV-D18Q1/VN1-D 208-230 0.173 0.012 0.138 MDV-D22Q1/VN1-D 208-230 0.173 0.012 0.138 MDV-D28Q1/VN1-D 208-230 0.186 0.012 0.149 MDV-D36Q1/VN1-D 208-230 0.186 0.012 0.149 MDV-D45Q1/VN1-D 208-230 0.25 0.038 0.20 MDV-D56Q1/VN1-D 208-230...

  • Page 21: Sound Levels

    MCAC-VTSM-2016-05 One-way Cassette 9. Sound Levels 9.1 Test condition ONE-WAY CASSETTE TYPE 1.4m 1.0m Microphone 9.2 Test value Noise test value dB(A) Model MDV-D18Q1/VN1-D MDV-D22Q1/VN1-D MDV-D28Q1/VN1-D MDV-D36Q1/VN1-D MDV-D45Q1/VN1-D MDV-D56Q1/VN1-D MDV-D71Q1/VN1-D MDV-D18Q1/VN1-D NC60 NC50 NC40 NC30 NC20 Indoor Unit...
  • Page 22 One-way Cassette MCAC-VTSM-2016-05 MDV-D22Q1/VN1-D NC60 NC50 NC40 NC30 NC20 MDV-D28Q1/VN1-D NC60 NC50 NC40 NC30 NC20 Indoor Unit...
  • Page 23 MCAC-VTSM-2016-05 One-way Cassette MDV-D36Q1/VN1-D NC60 NC50 NC40 NC30 NC20 MDV-D45Q1/VN1-D NC60 NC50 NC40 NC30 NC20 Indoor Unit...
  • Page 24 One-way Cassette MCAC-VTSM-2016-05 MDV-D56Q1/VN1-D NC60 NC50 NC40 NC30 NC20 MDV-D71Q1/VN1-D NC60 NC50 NC40 NC30 NC20 Indoor Unit...

  • Page 25: Accessories

    MCAC-VTSM-2016-05 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 26 Two-way Cassette MCAC-VTSM-2016-05 Two-way Cassette 1. Features ................... 25 2. Specifications ................. 26 3. Dimensions ..................20 4. Service Spaces ................29 5. Piping Diagrams ................30 6. Wiring Diagrams ................31 7. Capacity Tables ................32 8. Electrical Characteristics ............... 37 9.

  • Page 27: Two-Way Cassette

    MCAC-VTSM-2016-05 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. ---Quick cooling 1.4 Stylish design ---Be harmonious with any interior decoration and creates an elegant environment 1.5 Thin main body Slim body needs 11-13/16in (300 mm) space above the ceiling, reduces the suspended ceiling space.

  • Page 28: Specifications

    Two-way Cassette MCAC-VTSM-2016-05 2. Specifications Model MDV-D22Q2/VN1 MDV-D28Q2/VN1 MDV-D36Q2/VN1 Power supply V-Ph-Hz 220-240V-1ph-60Hz Capacity Btu/h 7500 9600 12300 Cooling Input Rated current 0.35 0.45 0.45 Capacity Btu/h 8900 10900 13600 Heating Input Rated current 0.35 0.45 0.45 Model YSK20-6B YSK20-6B YSK26-6B Type AC motor...
  • Page 29 MCAC-VTSM-2016-05 Two-way Cassette Model MDV-D45Q2/VN1 MDV-D56Q2/VN1 MDV-D71Q2/VN1 Power supply V-Ph-Hz 220-240V-1ph-60Hz Capacity Btu/h 15400 19100 24200 Cooling Input Rated current 0.55 0.55 0.75 Capacity Btu/h 17100 21500 27300 Heating Input Rated current 0.55 0.55 0.75 Model YSK34-4B YSK44-4B YSK91-4B Type AC motor AC motor AC motor...

  • Page 30: Dimensions

    Two-way Cassette MCAC-VTSM-2016-05 3. Dimensions Unit :in(mm) 23-9/32(591) 17-5/32(436) 46-5/32(1172) 1-23/32(44) 9-1/2(241) 5-3/32(129) 27-19/32(701) 7-9/32(185) 2-1/4(57) 5-3/32 3-19/32 4-23/32 4-3/32 10-1/8(257) (129) (120) (104) (91) Fresh air connector 1-25/32(45) 26-25/32(680) 56-5/16(1430) 56-5/16(1430) 54-23/32(1390) 25/32(20) 25/32(20) The ceil opening 47-17/32(1207) 54-23/32*25-3/16 1390*640 46-5/32(1172) 5-3/32 (129)

  • Page 31: Service Spaces

    MCAC-VTSM-2016-05 Two-way Cassette 4. Service Spaces Ceiling ≥59-1/16 ≥59-1/16 ≥1500 ≥1500 (1500) (1500) Floor ≥100 ≥3-15/16 ≥3-15/16 ≥100 (100) (100) Unit: in(mm) Indoor Unit...

  • Page 32: Piping Diagrams

    Two-way Cassette MCAC-VTSM-2016-05 5. Piping Diagrams motor flare nut gas side heat exchanger flare nut liquid side Indoor Unit...

  • Page 33: Wiring Diagrams

    Two-way Cassette Type MCAC-VTSM-2016-05 6. Wiring diagram MDV-D22Q2/VN1 MDV-D28Q2/VN1 MDV-D36Q2/VN1 MDV-D45Q2/VN1 MDV-D56Q2/VN1 MDV-D71Q2/VN1 Indoor Unit...

  • Page 34: Capacity Tables

    Two-way Cassette MCAC-VTSM-2016-05 7. Capacity Tables Cooling TC: total capacity SC: sensible capacity WB: wet-bulb temperature DB: dry-bulb temperature Indoor temperature (℉WB/DB) Indoor Outdoor temperature 57.2/68 60.8/73.4 64.4/78.8 75.2/80.6 68/82.4 71.6/86 75.2/89.6 Unit size (℉DB) (kW) 53.6 57.2 60.8 64.4 69.8 73.4 80.6...
  • Page 35 MCAC-VTSM-2016-05 Two-way Cassette Indoor temperature (℉WB/DB) Indoor 57.2/68 60.8/73.4 64.4/78.8 75.2/80.6 68/82.4 71.6/86 75.2/89.6 Outdoor temperature Unit size (℉DB) (kW) 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 60.8 64.4 69.8 73.4 80.6 84.2...
  • Page 36 Two-way Cassette MCAC-VTSM-2016-05 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 1.46 1.46 1.46 1.46 1.46 1.46 -2.2 -1.84 1.56 1.56 1.56 1.56 1.56...
  • Page 37 MCAC-VTSM-2016-05 Two-way Cassette Indoor temperature (℉ DB) Outdoor temperature 60.8 64.4 69.8 71.6 75.2 Indoor Unit size (℉) (kW) 1.94 3.15 3.15 3.15 3.15 3.15 3.15 5.54 3.25 3.25 3.25 3.25 3.25 3.25 9.32 3.35 3.35 3.35 3.35 3.35 3.35 12.2 13.1 3.50...
  • Page 38 Two-way Cassette MCAC-VTSM-2016-05 8. Electrical Characteristics Indoor Unit Power Supply Model Voltage Min. Max. MDV-D22Q2/VN1 220-240V 198V 254V 0.384 0.076 0.33 MDV-D28Q2/VN1 220-240V 198V 254V 0.384 0.076 0.33 MDV-D36Q2/VN1 220-240V 198V 254V 0.42 0.081 0.36 MDV-D45Q2/VN1 220-240V 198V 254V 0.62 0.112 MDV-D56Q2/VN1 220-240V...

  • Page 39: Electrical Characteristics

    MCAC-VTSM-2016-05 Two-way Cassette 9. Sound Levels 9.1 Test condition 4.59ft (1.4m) 9.2 Test value Sound test value dB(A) Model MDV-D22Q2/VN1 MDV-D28Q2/VN1 MDV-D36Q2/VN1 MDV-D45Q2/VN1 MDV-D56Q2/VN1 MDV-D71Q2/VN1 MDV-D22Q2/VN1 NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 Indoor Unit...

  • Page 40: Sound Levels

    Two-way Cassette MCAC-VTSM-2016-05 MDV-D28Q2/VN1, MDV-D36Q2/VN1 NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 MDV-D45Q2/VN1, MDV-D56Q2/VN1 NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 Indoor Unit...
  • Page 41 MCAC-VTSM-2016-05 Two-way Cassette MDV-D71Q2/VN1 NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 Indoor Unit...
  • Page 42 Two-way Cassette MCAC-VTSM-2016-05 10. Accessories Standard accessories Name Quantity Shape Purpose Guidance of installation for indoor unit and Installation manual for indoor unit Must deliver to customer Thermal insulation for the jointing part of Insulation sheath piping For confirming the ceiling site and unit Installation paper board location For confirming the ceiling site (Integrated on...

  • Page 43: Compact Four-Way Cassette

    MCAC-VTSM-2016-05 Compact Four-way Cassette Compact Four-way Cassette 1. Features ................... 42 2. Specifications .................. 43 3. Dimensions ..................45 4. Service Spaces ................46 5. Piping Diagrams (EXV beside) ............47 6. Wiring Diagrams ................48 7. Capacity Tables ................49 8.

  • Page 44: Features

    Compact Four-way Cassette MCAC-VTSM-2016-05 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 45: Specifications

    MCAC-VTSM-2016-05 Compact Four-way Cassette 2. Specifications Model MDV-D22Q4/VN1-A3 MDV-D28Q4/VN1-A3 Power supply V-ph-Hz 220-240V~1Ph~60Hz 220-240V~1Ph~60Hz Capacity Btu/h 7500 9600 Cooling Input Rated current 0.175 0.175 Capacity Btu/h 8200 10900 Heating Input Rated current 0.175 0.175 Model YDK15-6P-4 YDK15-6P-4 Type AC Motor AC Motor Indoor fan motor Input...
  • Page 46 Compact Four-way Cassette MCAC-VTSM-2016-05 Model MDV-D36Q4/VN1-A3 MDV-D45Q4/VN1-A3 Power supply V-ph-Hz 220-240V~1Ph~60Hz 220-240V~1Ph~60Hz Capacity Btu/h 12300 15400 Cooling Input Rated current 0.21 0.21 Capacity Btu/h 13600 17100 Heating Input Rated current 0.21 0.21 Model YDK15-6P-4 YDK15-6P-4 Type AC MOTOR AC MOTOR Indoor fan motor Input Capacitor...

  • Page 47: Dimensions

    MCAC-VTSM-2016-05 Compact Four-way Cassette 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) Indoor unit...

  • Page 48: Service Spaces

    Compact Four-way Cassette MCAC-VTSM-2016-05 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 49: Piping Diagrams (Exv Beside)

    MCAC-VTSM-2016-05 Compact Four-way Cassette 5. Piping Diagrams (EXV beside) motor flare nut gas side heat exchanger flare nut liquid side Indoor unit...

  • Page 50: Wiring Diagrams

    Compact Four-way Cassette MCAC-VTSM-2016-05 6. Wiring Diagrams MDV-D22Q4/VN1-A3 MDV-D28Q4/VN1-A3 MDV-D36Q4/VN1-A3 MDV-D45Q4/VN1-A3 Indoor unit...

  • Page 51: Capacity Tables

    MCAC-VTSM-2016-05 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 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 Outdoor temperature Unit size (℉ DB) (kW) 53.6 57.2 60.8...
  • Page 52 Compact Four-way Cassette MCAC-VTSM-2016-05 Indoor temperature (℉ WB/DB) 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 Outdoor temperature Unit size (℉ DB) (kW) 111.2 114.8 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 Indoor unit...
  • Page 53 MCAC-VTSM-2016-05 Compact Four-way Cassette 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 1.34 1.34 1.34 1.34 1.34 1.34 -2.2 -1.84 1.44 1.44 1.44...
  • Page 54 Compact Four-way Cassette MCAC-VTSM-2016-05 Indoor temperature (℉ DB) Outdoor temperature 60.8 64.4 69.8 71.6 75.2 Indoor Unit (℉) size (kW) -3.64 2.80 2.80 2.80 2.80 2.80 2.80 -2.2 -1.84 3.00 3.00 3.00 3.00 3.00 3.00 1.94 3.15 3.15 3.15 3.15 3.15 3.15 5.54...

  • Page 55: Electrical Characteristics

    MCAC-VTSM-2016-05 Compact Four-way Cassette 8. Electrical Characteristics Indoor Unit Power Supply Model Voltage Min. Max. MDV-D22Q4/VN1-A3 220-240 0.039 0.175 MDV-D28Q4/VN1-A3 220-240 0.039 0.175 MDV-D36Q4/VN1-A3 220-240 0.049 0.21 MDV-D45Q4/VN1-A3 220-240 0.049 0.21 Remark: MCA: Min. Current Amps. (A) MFA: Max. Fuse Amps. (A) kW: Fan Motor Rated Output (kW) FLA: Full Load Amps.

  • Page 56: Sound Levels

    Compact Four-way Cassette MCAC-VTSM-2016-05 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...
  • Page 57 MCAC-VTSM-2016-05 Compact Four-way Cassette MDV-D36(45) Q4/VN1-A3 NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 Indoor unit...

  • Page 58: Accessories

    Compact Four-way Cassette MCAC-VTSM-2016-05 10. Accessories Name Quantity Outline 1.Nut M10 2.WasherΦ10 3. Installation paper board 4. Bolt M6 5. Soundproof / insulation sheath 6. Flexible hose tube 7. Out-let pipe sheath 8. Drain pipe clasp 9. Tightening band 10. Remote controller 11.

  • Page 59: Four-Way Cassette

    MCAC-VTSM-2016-05 Four-way Cassette Four-way Cassette 1. Features ................... 58 2. Specifications .................. 60 3. Dimensions ..................63 4. Service Spaces ................64 5. Piping Diagrams ................65 6. Wiring Diagrams ................66 7. Capacity Tables ................67 8. Electrical Characteristics ............... 77 9.

  • Page 60: Features

    Four-way Cassette MCAC-VTSM-2016-05 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 61 MCAC-VTSM-2016-05 Four-way Cassette 9-1/16(230mm) (9)Different color panels for choose: White、Gray、Blue、Black (White) Standard (Black) Optional (Gray) Optional (Blue) Optional *The optional can be customized if it is more than 500 units. (10) Swing angle of louver Add one more swing motor, one motor driving two louvers. Controlling the interspace of each part, minimizing the angle loss.

  • Page 62: Specifications

    Four-way Cassette MCAC-VTSM-2016-05 2. Specifications Model MDV-D28Q4/N1-D MDV-D36Q4/N1-D MDV-D45Q4/N1-D Power supply V-Ph-Hz 220-240V, 1Ph, 60Hz Capacity Btu/h 9600 12300 15400 Cooling Input Rated current Capacity Btu/h 10900 13600 17100 Heating Input Rated current Model YDK60-6F-4 YDK60-6F-4 YDK60-6F-4 Type AC motor AC motor AC motor Brand...
  • Page 63 MCAC-VTSM-2016-05 Four-way Cassette Model MDV-D56Q4/N1-D MDV-D71Q4/N1-D MDV-D80Q4/N1-D Power supply V- Ph-Hz 220-240V, 1Ph, 60Hz Capacity Btu/h 19100 24200 27300 Cooling Input Rated current Capacity Btu/h 21500 27300 30700 1Heating Input Rated current Model YDK60-6F-4 YDK80-6F-1 YDK80-6F-1 Type AC motor AC motor AC motor Brand Welling...
  • Page 64 Four-way Cassette MCAC-VTSM-2016-05 Model MDV-D90Q4/N1-D MDV-D100Q4/N1-D MDV-D112Q4/N1-D MDV-D140Q4/N1-D Power supply 220-240V, 1Ph, 60Hz Ph-Hz 10.0 11.2 14.0 Capacity Btu/h 30700 34100 38200 47800 Cooling Input Rated current 10.0 11.0 12.5 15.0 Capacity Btu/h 34100 37500 42700 51200 Heating Input Rated current Model YDK90-6F YDK90-6F...

  • Page 65: Dimensions

    MCAC-VTSM-2016-05 Four-way Cassette Type 3. Dimensions Unit: in(mm) Refrigerant pipe orifice(Liquid side C) The connective pipe 37-13/32(950) of restricted assembly Refrigerant pipe orifice(Air side D) 30-23/32(780) 4-1/8 (accessories) (105) Drain pipe outter diameter 2-5/32 (55) Φ75New air 33-1/16(840) supply orifice 35-19/32(904) ≥25/32(20) Install hanger...

  • Page 66: Service Spaces

    Four-way Cassette Type MCAC-VTSM-2016-05 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 67: Piping Diagrams

    MCAC-VTSM-2016-05 Four-way Cassette 5. Piping Diagrams motor flare nut gas side heat exchanger flare nut liquid side Indoor unit...

  • Page 68: Wiring Diagrams

    Four-way Cassette Type MCAC-VTSM-2016-05 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 Indoor Unit...

  • Page 69: Capacity Tables

    MCAC-VTSM-2016-05 Four-way Cassette 7. Capacity Tables 7.1 Cooling TC: total capacity SC: sensible capacityWB: wet-bulb temperatureDB:dry-bulb temperature Indoor temperature (℉ WB/DB) 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 Outdoor temperature Unit size (℉ DB) (kW) 53.6 57.2 60.8 64.4 69.8 73.4 80.6...
  • Page 70 Four-way Cassette MCAC-VTSM-2016-05 Indoor temperature (℉ WB/DB) 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 Outdoor temperature Unit size (℉ DB) (kW) 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 60.8 64.4 69.8 73.4 80.6 84.2 87.8 91.4...
  • Page 71 MCAC-VTSM-2016-05 Four-way Cassette Indoor temperature (℉ WB/DB) 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 Outdoor temperature Unit size (℉ DB) (kW) 102.2 107.6 111.2 114.8 10.4 53.6 10.2 57.2 10.2 60.8 10.0 64.4 69.8 73.4 80.6 84.2 87.8 91.4 98.6 102.2 107.6...
  • Page 72 Four-way Cassette MCAC-VTSM-2016-05 Indoor temperature (℉ WB/DB) 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 Outdoor temperature Unit size (℉ DB) (kW) 69.8 10.0 10.6 11.9 11.8 73.4 10.0 10.6 11.7 11.7 10.0 10.6 11.6 11.6 80.6 10.0 10.6 11.5 11.5 84.2 10.0...
  • Page 73 MCAC-VTSM-2016-05 Four-way Cassette Indoor temperature (℉ WB/DB) 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 Outdoor temperature Unit size (℉ DB) (kW) 107.6 11.3 13.2 14.0 14.3 14.6 15.0 14.0 111.2 11.3 13.2 14.0 14.3 14.6 15.0 114.8 11.3 13.2 14.0 14.3 14.6...
  • Page 74 Four-way Cassette MCAC-VTSM-2016-05 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 1.79 1.79 1.79 1.79 1.79 1.79 -2.2 -1.84 1.92 1.92 1.92 1.92...
  • Page 75 MCAC-VTSM-2016-05 Four-way Cassette Indoor temperature (℉ DB) Outdoor temperature 60.8 64.4 69.8 71.6 75.2 Indoor Unit size (℉) (kW) 15.62 16.7 3.75 3.75 3.75 3.75 3.75 3.75 18.32 19.4 3.80 3.80 3.80 3.80 3.80 3.80 21.92 3.95 3.95 3.95 3.95 3.95 3.95 25.34...
  • Page 76 Four-way Cassette MCAC-VTSM-2016-05 Indoor temperature (℉ DB) Outdoor temperature 60.8 64.4 69.8 71.6 75.2 Indoor Unit size (℉) (kW) 53.24 55.4 8.80 8.64 8.00 7.76 7.36 6.72 56.66 9.04 8.64 8.00 7.76 7.36 6.72 -3.64 5.04 5.04 5.04 5.04 5.04 5.04 -2.2 -1.84...
  • Page 77 MCAC-VTSM-2016-05 Four-way Cassette Indoor temperature (℉ DB) Outdoor temperature 60.8 64.4 69.8 71.6 75.2 Indoor Unit size (℉) (kW) 18.32 19.4 8.36 8.36 8.36 8.36 8.36 8.36 21.92 8.69 8.69 8.69 8.69 8.69 8.69 25.34 26.6 9.13 9.13 9.13 9.13 9.13 9.13 30.74...
  • Page 78 Four-way Cassette MCAC-VTSM-2016-05 Indoor temperature (℉ DB) Outdoor temperature 60.8 64.4 69.8 71.6 75.2 Indoor Unit size (℉) (kW) 14.0 56.66 17.5 16.7 15.5 15.0 14.3 13.0 Indoor unit...

  • Page 79: Electrical Characteristics

    MCAC-VTSM-2016-05 Four-way Cassette 8. Electrical Characteristics Indoor Unit Power Supply Model Voltage Min. Max. MDV-D28Q4/N1-D 60Hz 220-240V 198V 254V 0.06 0.38 MDV-D36Q4/N1-D 60Hz 220-240V 198V 254V 0.06 0.38 MDV-D45Q4/N1-D 60Hz 220-240V 198V 254V 0.06 0.38 MDV-D56Q4/N1-D 60Hz 220-240V 198V 254V 0.06 0.38 MDV-D71Q4/N1-D...

  • Page 80: Sound Levels

    Four-way Cassette MCAC-VTSM-2016-05 9. Sound Levels 9.1 Test condition 4.59ft Note: 1, During actual operation, these values are normally some what 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 data (Sound Pressure Levels) Noise level under three speeds of fan (dB(A)) Model...
  • Page 81 MCAC-VTSM-2016-05 Four-way Cassette MDV-D90 (100,112) Q4/N1-D MDV-D140 Q4/N1-D Audibility limits of Audibility limits of continuous white continuous white sound sound Octave band center frequency （ Hz ） Octave band center frequency （ Hz ） Indoor unit...

  • Page 82: Accessories

    Four-way Cassette MCAC-VTSM-2016-05 10. Accessories Name Quantity Shape Purpose Installation manual for indoor unit Must deliver to the customer Thermal insulation for the jointing part of Insulation sheath piping For confirming the ceiling site and unit Installation paper board location For confirming the ceiling site (Integrated Installation gauge on installation paper board)

  • Page 83: Silent Four-Way Cassette

    MCAC-VTSM-2016-05 Silent Four-way Cassette Silent Four-way Cassette 1. Features ..............82 2. Specifications ............84 3. Dimensions ............... 87 4. Service spaces ............88 5. Piping diagrams ............89 6. Wiring diagrams ............90 7. Capacity tables ............91 8. Electrical characteristics ......... 98 9.

  • Page 84: Features

    Silent Four-way Cassette MCAC-VTSM-2016-05 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 85 MCAC-VTSM-2016-05 Silent Four-way Cassette  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.  Fresh air makes life healthier and more comfortable. ...

  • Page 86: Specifications

    Silent Four-way Cassette MCAC-VTSM-2016-05 2. Specifications MDV-D28Q4/ MDV-D36Q4/ MDV-D45Q4/ Model VN1-E VN1-E VN1-E Power supply 208-230V~ 60Hz Capacity Cooling Btu/h 9554 12283 15354 Power input Capacity Heating Btu/h 10918 13648 17060 Power input Model YDK26-6SA Type AC motor Brand Weiling, Tongde Insulation class Indoor fan motor Safe class...
  • Page 87 MCAC-VTSM-2016-05 Silent Four-way Cassette Specifications MDV-D56Q4/ MDV-D71Q4/ MDV-D80Q4/ Model VN1-E VN1-E VN1-E Power supply 208-230V~ 60Hz Capacity Cooling Btu/h 19107 24225 27296 Power input Capacity Heating Btu/h 21496 27296 30708 Power input Model YDK26-6SA YDK37-6SA YDK37-6SA Type AC motor Brand Weiling, Tongde Insulation class Indoor fan motor...
  • Page 88 Silent Four-way Cassette MCAC-VTSM-2016-05 Specifications MDV-D90Q4/ MDV-D100Q4/ MDV-D112Q4/ MDV-D140Q4/ Model VN1-E VN1-E VN1-E VN1-E Power supply 208-230V~ 60Hz 10.0 11.2 14.0 Capacity Cooling Btu/h 30708 34120 38214 47768 Power input 10.0 11.1 12.5 16.0 Capacity Heating Btu/h 34120 37873 42650 54592 Power input Model...

  • Page 89: Dimensions

    MCAC-VTSM-2016-05 Silent Four-way Cassette 3. Dimensions Unit：in. (mm) 37-13/32 (950) 4-9/64 (105) 30-45/64 (780) φ1-1/4 (32) Drain pipe Φ75 Fresh air 33-5/64 (840) supply orifice ≥25/32 (20) Install hanger Hexagon nut (For adjust to balance) 1-13/16 (46) Ceiling Panel Main body Drain pipe Model in.

  • Page 90: Service Spaces

    Four-way Cassette Silent Type 60Hz MCAC-VTSM-2016-05 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 91: Piping Diagrams

    MCAC-VTSM-2016-05 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 in.

  • Page 92: Wiring Diagrams

    Silent Four-way Cassette MCAC-VTSM-2016-05 6. Wiring diagrams Models: 2.8-14kW Indoor unit...

  • Page 93: Capacity Tables

    MCAC-VTSM-2016-05 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) Indoor unit...
  • Page 94 Silent Four-way Cassette MCAC-VTSM-2016-05 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 Indoor unit...
  • Page 95 MCAC-VTSM-2016-05 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 96 Silent Four-way Cassette MCAC-VTSM-2016-05 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 97 MCAC-VTSM-2016-05 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 98 Silent Four-way Cassette MCAC-VTSM-2016-05 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 99 MCAC-VTSM-2016-05 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 100: Electrical Characteristics

    Silent Four-way Cassette MCAC-VTSM-2016-05 8. Electrical characteristics Indoor unit Power supply Model Voltage Min. Max. MDV-D28Q4/VN1-E 208-230 0.39 0.026 0.31 MDV-D36Q4/VN1-E 208-230 0.39 0.026 0.31 MDV-D45Q4/VN1-E 208-230 0.026 MDV-D56Q4/VN1-E 208-230 0.026 MDV-D71Q4/VN1-E 208-230 0.54 0.037 0.43 MDV-D80Q4/VN1-E 208-230 0.67 0.037 0.53 MDV-D90Q4/VN1-E 208-230...

  • Page 101: Sound Levels

    MCAC-VTSM-2016-05 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/VN1-E...
  • Page 102 Silent Four-way Cassette MCAC-VTSM-2016-05 Octave band level MDV-D28Q4/VN1-E ~ MDV-D36Q4/VN1-E NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 MDV-D45Q4/VN1-E ~ MDV-D56Q4/VN1-E NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 Indoor unit...
  • Page 103 MCAC-VTSM-2016-05 Silent Four-way Cassette MDV-D71Q4/VN1-E ~ MDV-D80Q4/VN1-E NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 MDV-D90Q4/VN1-E NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 Indoor unit...
  • Page 104 Silent Four-way Cassette MCAC-VTSM-2016-05 MDV-D100Q4/VN1-E ~ MDV-D112Q4/VN1-E NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 MDV-D140Q4/VN1-E NC60 NC50 NC40 NC30 NC20 1000 2000 4000 8000 Indoor unit...

  • Page 105: Accessories

    MCAC-VTSM-2016-05 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 106 Commercial Air Conditioner Division Midea Group Address: Midea Headquarters Building, 6 Midea Avenue, Beijiao, Shunde, Foshan, Guangdong, China Midea CAC After-service Application Midea CAC News Application Postal code: 528311 Tel: +86-757-26338346 Fax: +86-757-22390205 cac.midea.com global.midea.com Note: The data in this book may be changed without notice for further improvement on...

Table of Contents

Save PDF