Wiring Diagrams - Midea VRF Technical & Service Manual

One-way Cassette

6. Wiring Diagrams

MDV-D18Q1/VN1-D
To centralized
To outdoor unit controller
communication communication
E Q P E Y X
Attention! For wiring
convenience, two
communicative
terminals
can be pulled out from
wiring plate.
202084190081
MDV-D45Q1/VN1-D MDV-D56Q1/VN1-D MDV-D71Q1/VN1-D
To centralized
AC 208-230V 60Hz
AC 220-240V 50Hz
communication
LN
XYEPQ
L N
202084490071
10
MDV-D22Q1/VN1-D
AC 208-230V 60Hz
N L
DM
Wiring plate
To outdoor unit
controller
communication
DM
White(Grey)
MDV-D28Q1/VN1-D
CS
TR
CN1
CN11
CN4
White
White(Grey)
FM
GM
CS
TR
TRANSFORMER
CN1
CN11
CN4
Brown Red
White
FM
GM1
GM2
MCAC-VTSM-2016-05
MDV-D36Q1/VN1-D
Connect the To new display
outer network panel
module, short
connect if no
this module.
CN5 CN20 CN15 CN10
SW2 SW5 SW6 ENC1
SW1
maincontrolboard
CN8
CN22
CN12
CN6 CN7
CN14
CN25
T1 T2 T2B
PMV
To new display
Connect the
panel
outer network
module, short
connect if no
this module.
CN5 CN20 CN15 CN10
ON ON ON ON
SW1 SW2 SW5 SW6 ENC1
maincontrol panel
CN8
CN22
CN12
CN6 CN7
CN14
CN25
T2B PMV
T1 T2
Indoor Unit