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).Afused disconnect switch should be field provided for the unit. The switch must be separate from all other circuits.

Electrical Access

Heater Power Entry

Thermostat

Entry

Line Voltage

Entry

Figure 5

WARNING

Unit must be grounded in accordance with national and local codes. Failure to ground unit properly can result in personal injury or death.

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.

Typical Wiring Connections

THERMOSTAT

OUTDOOR UNIT

 

R

R

 

C

C

ECONOMIZER

Y

Y

 

 

NOT

 

 

INSTALLED

O

O

 

 

W

W1

 

W2

 

 

 

G

G

CAUTION

 

 

Do not connect C connections except when

 

 

required by the indoor thermostat. Refer to the

 

 

thermostat installation instructions.

 

 

 

L2

L1

GROUND

SCREW

POWER WIRING

208/230-1-60

(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.

*5 & 10 KW HEATER ACCESSORY FUNCTION OFF

W1 ONLY.

TYPICAL WIRING CONNECTION

1 PHASE

THERMOSTAT

 

OUTDOOR UNIT

ECONOMIZER

 

R

 

R

 

 

C

 

C

BLUE

 

Y1

 

 

YELLOW

 

 

 

Y

YELLOW

 

O

 

O

ORANGE

 

W

 

W1

 

 

 

W2

 

 

 

 

 

CAUTION

 

 

 

 

G

 

G

GREEN

Do not connect C connections except when

 

 

 

 

required by the indoor thermostat. Refer to the

 

 

 

BLACK

thermostat installation instructions.

Y2

 

 

 

L3

L2

L1

 

 

 

 

 

GROUND

 

 

 

 

SCREW

 

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

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Issue 0902

Page 5 of 14

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Allied Air Enterprises 15), 4)PHP(13, (2 warranty Electrical Access, Typical Wiring Connections

15), (2, 4)PHP(13 specifications

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