Heat Controller DMH24SB-1 Air Conditioner User Manual


 
26 Room Air Conditioner
Connection Of The Cable
1
Indoor Unit Outdoor Unit
2
3
4
1
2
3
4
5
6
G
To
branch
circuit
Ground
Power supply
a
L1
*
L2
Connecting cable(Low voltage)
b
Terminal
(4P)
Terminal
(6P)
Outdoor unit
Wiring Diagram
Terminal block
Over 5mm
(0.2")
Cover control
Conduit panel
Connecting
cable
Power supply
cord
*
L1 is neutral for 115V models.
1. Remove the cover control from the unit by
loosening the 3 screws.
2. Dismount caps on the conduit panel.
3. Temporarily mount the conduit tubes on the
conduit panel.
4. Properly connect both the power supply and
low voltage lines to the corresponding ter-
minals on the terminal block.
5. Ground the unit in accordance with local
codes.
6. Be sure to size each wire allowing several
inches longer than the required length for
wiring.
7. Use lock nuts to secure the conduit tubes.
1. shows field wiring.
2. Separately wire the high and low voltage line.
3. Use heat-proof electrical wiring capable of
withstanding temperatures up to 167°F(75°C).
4. Use outdoor and waterproof connection cable
rated more than 300V for the connection
between indoor and outdoor unit.
(For example, Type SJOW)
• Be sure to comply with local codes while
running the wire from the indoor unit to
the outdoor unit(size of wire and wiring
method, etc).
• Every wire must be connected firmly.
• No wire should be allowed to touch refrig-
erant tubing, the compressor or any mov-
ing parts.
Connector trade size for this unit is 1/2" for
instructions on connecting depending on
the wire type you are using.
Power Supply
Model
Power source
9k Cooling 1ø, 115V 18 8.6 15
9k Heating 1ø, 115V 14 14.3 20
12k Cooling 1ø, 115V 14 14.3 20
12k Heating 1ø, 115V 14 14.3 20
18k Cooling 1ø, 230/208V 14 13.6 20
18k Heating 1ø, 230/208V 14(12) 17.7 30
24k Cooling 1ø, 230/208V 14(12) 17.7 30
24k Heating 1ø, 230/208V 14(12) 17.7 30
AWG(MIN.)
AWG MCA
MOP(MAXIMUN OVER-
CURRENT PROTECTION)
NOTICE
NOTICE
Installation