R410a All DC Inverter Mini VRF
MCAC-VTSM-2016-02
16
Specifications&Performance
6. Field Wiring
5x2.5mm
3x1.0mm
Outdoor unit
Signal wire between indoor/outdoor unit
Indoor unit
Indoor unit
Indoor unit
Signal wire between indoor units
N
L1 L2 L3
P Q E
L
N
E
Q
P
E
Y
X
L N
E
L N
E
Q
P
Q
P
Y
E
X
Branch Box
Branch Box
CCM
E
Y
X
E
Y
X
Branch Box
Please use 3-core shielded wire, and connect the shielded layer to Grounding
Power Supply
Power Supply
X Y E
Y
E
X
CCM
Outdoor
Unit
Indoor
Unit
Power (220-240V~ 50Hz 1-Phase
)
(220-240V~ 60Hz 1-Phase)
(208-230V~ 60Hz 1-Phase)
Power wiring
(indoor)
Communication Bus
Indoor
Unit
Indoor
Unit
wire distribution box
Switch / Circuit breaker
Switch / Circuit breaker
Power wiring
(outdoor)
Central control
monitor (CCM)
CCM
Computer
in broken line table, users can purchase the Central
control montior when necessar y.please contract
with local supplier in details .
Power (380-415V~ 50Hz 3-Phase)
(380-415V~ 60Hz 3-Phase)
Single phase indoor unit
Wirecontroller
Thereservedwirecontrol function
isindicatedinbrokenlinetable,
userscanpurchasethewire
controller whennecessary.
Towirecontroller
Display
board
W
H
IT
E
B
LU
E
B
LA
C
K
P Q
X Y E
Y
E
LL
O
W
G
R
A
Y
To Outdoor
COMM.BUS
To Central Control
Monitor (CCM)
COMM. BUS
Indoor Unit Power
220-240V~50Hz
Y/G
N
L
Please use 3-core shielded wire, and
connect the shielded layer to Grounding
XT1
XT3
B
LA
C
K
E
