Allied Air (2 Installation And Maintenance Instructions Manual page 5

CAUTION
When connecting electrical power and control
wiring to the unit, waterproof type connectors
must be used so that water or moisture cannot
be drawn into the unit during normal operation
Power supply to the unit must comply with all applicable codes
and the National Electical Code (NEC) or Canadian Electrical
Code (CEC). A fused disconnect switch should be field provided
for the unit. The switch must be separate from all other circuits.
WARNING
Unit must be grounded in accordance with
national and local codes. Failure to ground unit
properly can result in personal injury or death.
ECONOMIZER
NOT
INSTALLED
CAUTION
C
Do not connect connections except when
required by the indoor thermostat. Refer to the
thermostat installation instructions.
POWER WIRING
24V CONTROL WIRING
(NEC CLASS 2)
* W1, W2 CAN BE USED TO STAGE ELECTRIC
HEAT ACCESSORY ON 15 & 20 KW MODELS.
* 5 & 10 KW HEATER ACCESSORY FUNCTION OFF
W1 ONLY.
506248-01
Typical Wiring Connections
THERMOSTAT OUTDOOR UNIT
R R
C C
Y Y
O O
W1
W
W2
G G
L2 L1
GROUND
SCREW
POWER WIRING
208/230-1-60
(75°C MIN. WIRE)
TYPICAL WIRING CONNECTION
1 PHASE
Heater Power Entry
.
Thermostat
If any of the wire supplied with the unit must be replaced,
replacement wire must be of the type shown on the wiring
diagram. Electrical wiring must be sized to carry minimum
circuit ampacity marked on the unit. Use copper conductors
only. Each unit must be wired with a separate branch circuit
and be properly fused.
THERMOSTAT OUTDOOR UNIT
R R
C C
Y1
Y
O O
W1
W
W2
G G
Y2
L3 L2 L1
POWER WIRING
200/230-3-60, 460/575-3-60
(75°C MIN. WIRE)
POWER WIRING
24V CONTROL WIRING
(NEC CLASS 2)
* W1, W2 CAN BE USED TO STAGE ELECTRIC
HEAT ACCESSORY ON 15 & 20 KW MODELS.
* 10 KW HEATER ACCESSORY FUNCTION OFF
W1 ONLY.
TYPICAL WIRING CONNECTION
3 PHASE
Figure 6
Issue 0902
Electrical Access
Entry
Line Voltage
Entry
Figure 5
ECONOMIZER
BLUE
YELLOW
YELLOW
ORANGE
CAUTION
GREEN
C
Do not connect
required by the indoor thermostat. Refer to the
thermostat installation instructions.
BLACK
GROUND
SCREW
connections except when
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