Midea VRF Service Manual

MCAC-VTSM-2016-05 One-way Cassette
Indoor Unit 5
Model
MDV-D45Q1/VN1-D
MDV-D56Q1/VN1-D
MDV-D71Q1/VN1-D
power supply
V-Ph-Hz
220-240V~1Ph~60Hz
Cooling
Capacity
W
4500
5600
7100
Btu/h
15400
19100
24200
Input
W
54
60
75
Rated current
A
0.27
0.32
0.36
Heating
Capacity
W
5000
6300
8000
Btu/h
17100
21500
27300
Input
W
44
50
65
Rated current
A
0.27
0.32
0.36
Indoor fan
motor
Model
YDK38-4
YDK38-4
YDK43-4
Type
AC motor
AC motor
AC motor
Brand
Welling/ Tongde
Input
W
43.6/36.0/26.8
48.2/40.0/29.8
72.8/46.0/31.8
Capacitor
uF
2.0
3.0
3.0
Speed (h/m/l)
r/min
930/830/700
1050/930/800
1120/960/780
Indoor coil
Number of rows
2
2
2
Tube pitch(a) × row
pitch(b)
in.(mm)
21×13.37
21×13.37
21×13.37
Fin spacing
in.(mm)
1/16(1.5)
1/16(1.5)
1/16(1.5)
Fin type
Hydrophilic Aluminum
Tube outside dia.
and type
in.(mm)
9/32(Ф7)
Inner groove tube
Coil length × height
× width
in.(mm)
37-19/32×9-3/32×1-3/64(955×231×26.74)
37-19/32×13-15/64×1-3/64
(955×336×26.74)
Number of circuits
3
3
5
Indoor air flow (H/M/L)
m
3
/h
693/600/476
792/688/549
933/749/592
CFM
408/353/280
466/405/323
549/441/349
Indoor noise level (H/M/L)
dB(A)
41/39/35
42/40/36
44/41/37
Indoor unit
Dimension (W×H×D)
in.(mm)
50-13/64×7-7/16×17-23/32(1275×189×450)
Packing (W×H×D)
in.(mm)
53-15/16×11-39/64×19-7/8(1370×295×505)
Net/Gross weight
lbs.(kg)
40.8/51.1(18.5/23.2)
41.4/51.8(18.8/23.5)
43.0/53.4(19.5/24.2)
Panel
Dimension (W×H×D)
in.(mm)
53-5/32×63/64×19-7/8(1350×25×505)
Packing (W×H×D)
in.(mm)
55-33/64×3-47/64×22-3/64(1410×95×560)
Net/Gross weight
lbs.(kg)
8.8/11.9(4/5.4)
Refrigerant type
R410A
R410A
Throttle
Type
Electronic expansion valve
Model
D20MISZ-1R(L)
Design pressure (H/L)
MPa
4.4/2.6
Refrigerant
piping
Liquid side
in.(mm)
1/4 (Φ6.35)
1/2(Ф12.7)
1/2(Ф12.7)
Gas side
in.(mm)
1/2(Φ12.7)
5/8(Ф15.9)
5/8(Ф15.9)
Connecting
wiring
Power wiring
mm
2
3×2.5
Signal wiring
mm
2
3×0.75
0.75
Drainage water pipe dia.
in.(mm)
OD 63/64 (Ф25)
OD 63/64 (Ф25)
Controller
Wireless remote controller
Notes: 1. Nominal cooling capacities are based on the following conditions: return air temperature: 80.6℉（27°C）DB,66.2℉
（19°C）WB, outdoor temperature:95℉(35°C)DB, equivalent ref. Piping: 8m(horizontal)
2. Nominal heating capacities are based on the following conditions: return air temperature: 68℉(20°C)DB,
outdoor temperature: 44.6℉(7°C)DB,42.8℉(6°C)WB, equivalent ref. Piping: 8m(horizontal)

Midea VRF Specifications

General

Type	VRF (Variable Refrigerant Flow)
Brand	Midea
Control	Centralized controller, BMS integration, individual remote controllers
Refrigerant	R410A or R32
Indoor Unit Types	ducted, floor standing, wall-mounted, ceiling cassette
Outdoor Unit Noise Level	55-65 dB(A)
Indoor Unit Noise Level	22-45 dB(A) (dependent on model and fan speed)