York H*DB012-76 Installation Manual download pdf (Page 10)

550.38-N1Y

Unitary Products Group

FIGURE 8 :

TYPICAL SINGLE PHASE FIELD WIRING

FIGURE 9 :

TYPICAL THREE PHASE FIELD WIRING

YRGW

WGR

CONTACTOR

TERM INALS

FURNACE OR AIR HANDLER TERM INAL BLOCK

POW ER

CONTROL

FACTO RY

ROOM THERMOSTAT

* T e rm in a l W is o n ly

required on system s

w ith h e a t.

POW ER W IRING

208/230-1-60

2 3 0 -1 -5 0

COIL

ALL FIELD W IRING TO BE IN ACCORDANCE W ITH NATIONAL ELECTRICAL CODE (NEC) AND/OR LOCAL CODES

ALL OUTDOOR W IRING M UST BE W EATHERPROOF. USE COPPER CONDUCTORS ONLY.

24 VO LT C O N TR O L W IR IN G

Minimum 18 GA. Wire

(N E C C la s s 2 )

GROUND.

LUG

YRGW

WGR

CONTACTOR

TERM INALS

FURNACE OR AIR HANDLER TERM INAL BLOCK

POW ER

CONTROL

FACTO RY

ROOM THERMOSTAT

* T e rm in a l W is

only required

on system s

w ith heat.

POW ER W IRING

208/230-3-60

460-3-60

380/415-3-50

COIL

GROUND

SCREW

ALL FIELD W IRING TO BE IN ACCORDANCE W ITH NATIONAL ELECTRICAL CODE (NEC) AND/OR LOCAL CODES

A L L O U T D O O R W IR IN G M U S T B E W E A T H E R P R O O F . U S E C O P P E R C O NDUCTORS ONLY.

24 VO LT C O N TR O L W IR IN G

M inim um 18 G A. W ire

(N E C C lass 2)

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 16

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York H*DB012-76 Installation Manual Page 10

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