Broan D SERIES ELECTRIC FURNACE, 30042432A Wiring Diagrams Cont’D, 27 kW 240 VAC, Single phase

WIRING DIAGRAMS (CONT’D)

!WARNING

Risk of electrical shock. Disconnect power before installation, servicing, maintenance or field wiring. Replace all panels before operating. Failure to do so can result in electrical shock causing severe injuries or death.

E

KC6

HEAT 6

WHT

P2-3

RLY PWR2

HTL

PNK

HEAT5

Open: 93.3°C (200°F)

RED

BLK

NO

COM

BLK

PPL

P2-2

HEAT6

WHT

P2-1

HEAT 6

24VDC

PNK

HEAT5 IN

WHT

MRHTL1

WHT

MRHTL2

YEL

Heater

P1-4

WHT

PPL

HEAT6 IN

Logic

E

KC5

HEAT 5

PNK

P1-3

24V

HTL

GRY

P1-2

RED

BLK

NO

COM

BLK

P1-1

regulated

HEAT 5

24VDC

WHT

GRY

PNK

PNK

KC4

HEAT 4

PPL

RED

HTL

E

BLK

NO

COM

BLK

PNK

BLK

BRN

HEAT 4

WHT

PPL

GRY

HEAT3

HEAT4

HEAT1

HEAT2

VOUT

24VDC

POWER

GND

PPL

WHT

WHT

YEL

RED

HTL

E

BLK

KC3

HEAT 3

VAC

NO

COM

BLK

P3-1 P3-2

P3-3

P3-4

P3-5

P3-6

P3-7

P3

HEAT 3

WHT

PNK

24

F1

24VDC

5 AMPS

PNK

BOARD POWER

RED

HTL

E

BLK

KC2

HEAT 2

SEASON SELECT

PPL

SUPPLY

NO

COM

BLK

24 VAC

PPL

C

WHT

COMMON OUT

HEAT 2

BRN

24VDC

		GRY	BLK P2-8	R	FUSED 24 VAC
					POWER OUT
	E	KC1 HEAT 1
HTL			P2-7

RED BLK NO COM BLK G CALL FOR FAN

HEAT 1

WHT

24VDC

GRY

P2-6

Y/Y2

CALL FOR COOL.

HEAT INDICATOR

PPL

P2-5

O

REVERSING VALVE

BLK

PPL

P2-4

W1

WHT

CALL FOR HEAT 1

L2

K7

P2-3

PNK

3

1

GRY

W2

RED

RED

WHT

24VDC

VENTILATION SPEED

CALL FOR HEAT 2

P2-2

RED

RED

4

5

BLU

LO RED

27 kW 240 VAC

RED

RED

Y1

RED

RED

NC

YEL

Single phase

P2-1

CALL FOR COOL 1

MED-LO

P2

N

ORG

6

2

BLU

P1

G

HEAT

K2

FAN

XFMR

VSPOWER L1

L2COM

L2

L2COM2

TB

COOL

K2

K1

BRN

BLK (HI)

L1

C

HI

BLU (MED-HI)

ORG

BLK

BLK

BLK

RED

ORG

T

M

Med-Hi

YEL (MED-LO)

Class 2 Transformer

BLK

BLK

Med-Lo

Pri: 240 V 60 Hz

BLK

Lo

RED (LO)

Sec: 24 V 60 Hz 40 VA

BLK

BLK

BRN

BLK

BLK

ORG

BLK

YEL

BLK

YEL

Critical Characteristic

1.If any of the original wire, as supplied, must be replaced, use the same equivalent wire. Wiring must comply with applicable codes, ordinances and regulations.

2.Field wiring must comply with applicable codes, ordinances and regulations. Use only Class 1 wiring inside furnace compartments.

Line voltage wiring:

UL AWM 1015/1230, 600V, 105°C, VW-1,12AWG; CSA TEW 600V, 105°C, FT1, 12AWG.

Low voltage wiring: same ratings as high voltage except 18AWG.

For the use of a two-stage heat thermostat or an outdoor thermostat, connect between W1 and W2. Make sure that the Season Select switch is set to the Mild Position.

	WIRING COLOR CODE
	BLK	BLACK
	BLU	BLUE
	BRN	BROWN
	GRN	GREEN
	GRY	GREY
	ORG	ORANGE
	PNK	PINK
	PPL	PURPLE
	RED	RED
	WHT	WHITE
	YEL	YELLOW
FAN MOTOR SPEED			COLOR
HI			BLACK
MED-HIGH			BLUE
MED-LOW			YELLOW
LOW			RED

	LEGEND
C	Capacitor
F1	Fuse
E	Heating Element
KC	Heating Element
	Relay
K	Fan Relay
HTL	Auto-Reset
	Thermal Protector
MRHTL	Manual Reset
	Thermal Protector
M	Fan Motor
TB	Terminal Block
T	Transformer Class 2
HEAT	Heat
L1, L2	240V Line Supply
N	Neutral

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