Wiring Diagram; Power Wiring; Communication Wiring - Carrier 40VM900010 Installation And Operating Instructions Manual

WIRING DIAGRAM

TRANSFORMER
RED
L1 L2
TERMINAL
POWER INPUT
NOTES:
1. The address set through ENC1 and SW7 must be consistent with the address of connect in indoor unit.
2. The set temperature unit through SW2_1 must be consistent with central controller, wired controller, and indoor units.

POWER WIRING

Phase
Power
Volt and
Frequency
Fuse on board
Wire
Fig. 4 —Power Input
RED
BLACK
CN8
YELLOW
YELLOW
CN6
CN1
CN54
Y/G
BLACK
Control port of
auxiliary heater etc.
( Voltage range: 0-24V AC/DC)
( Current range: 0-1A)
Fig. 3 —Wiring Diagram
1-Phase
230V-60Hz
5A/250VAC
2-core stranded shielded cable
18AWG
Y/G
CN7
LED1
CN5
DEBUG
ON
ON
1 2
ENC2 ENC1 SW7
CN3 CN4
X E Y X E Y

COMMUNICATION WIRING

Type: 2-core stranded shielded cable
Diameter: AWG 18
Maximum wiring length:
• Within 3937 ft. between the ductless indoor unit and the
DLS VRF interface
• Within 3280 ft. between the touchscreen central
controller and the DLS VRF interface
• Within 820 ft. between the wire controller and DLS VRF
interface
Touch Screen
DLS VRF interface 1#
Controller
(TSCC)
CN3
X E Y
X E Y
X Y E
Ductless
Indoor
unit 1#
Fig. 5 —Communication Wiring
4
ON
ON
1 2
SW2
CN2
HB HA
DLS VRF interface M#
CN4 CN2 CN3 CN4
X E Y HB HA X E Y X E Y
Matched
resistance
X Y E
VRF Ductless
controller Indoor
controller
unit N#
Note：
CN2
HB HA
VRF