Chromalox PF479-6 Wiring Diagrams, Figure J, Figure K, Figure M, Figure O, Figure L, Figure N

WIRING DIAGRAMS

			Field Installed
			Built-in Or Field Installed		To Element Wiring
			Factory Wiring
				Optional
							Optional
				Thermostat			Fan Relay	Motor
1 Phase 2 Or 3 Elem				Built-in Or			Built-in Or
				Field Installed			Field	1Ø Or 3Ø
				C1	Cutout		Installed
				C2
			1	2		T1 T2 T3		T1 T2 T3
T1	T2	T3	3	C3		C1		C3
C1			7
			9	8
L1	L3		10	11
			12
				Optional
3 Phase Delta				Summer Fan Switch
				Built-in Or Field
							3Ø Wiring Only
				Installed		L1 L2 L3
								Power
				Motor				60 HZ
T1 T2 T3				1Ø Or 3Ø
C1			T1 T2 T3				Optional Disconnect Switch
L1L2L3			C1
							Built-in Or Field Installed
			Standard Motor Connection
					34-43,35-43		34-45,35-45

Field Installed

Built-in Or Field Installed

Factory Wiring

Optional

Thermostat

Built-in Or Field Installed

X1 X2

H1H2

Transformer Color Code Index

PRI.	PRI. XFMR			120V SEC.		24V SEC.
VOLT.	LEAD		CLRS.	LEAD CLRS.		LEAD	CLRS.
	H1		H2	X1	X2	X1	X2
208	BLK		RED	BLK	WHT	YEL	BLU
240	BLK		ORG	BLK	WHT	YEL	BLU
480	BLK	BLK/RED		BLK	WHT	YEL	BLU

	Elements			Elements
			Motor
			3o
	Stage 1			Stage 2
			Fuses
			KTK-3
	C1	T1 T2 T3		T1 T2 T3
Cutouts		Contactor (Typ.)		C2
XFMR
			Fuses
		AL2 AL3	(When Req'd)	BL3
		AL1		BL1 BL2
Optional Disconnect			L3	3 Phase,
Switch Built-in Or			L2	60 HZ Power
			L1
Field Installed
30-00, 32-00		30-40, 32-40

Figure I

Figure J

To Elements		To Elements					Elements		Elements
Stage 1		Motor	Stage 2			Optional				Motor
		3Ø				Thermostat				3Ø
						Built-in Or	Stage 1		Stage 2		Fuses KTK-3
						Field Installed
T1 T2	T3		T1 T2	T3		Cutouts				1	2
C1			C2
										3
							T1 T2 T3		T1 T2 T3
										7
							C1	Contactor C2
Standard Motor Connection								(Typ.)		9	8
					X1	X2				10	11
										12
						XFMR		Fuses
					H1	H2				Optional Summer
								(When Req'd)
	Built-in Or Field Installed						AL2 AL3		BL3	Fan Switch
										Built-in Or
	Factory Wiring						AL1		BL2	Field Installed
	Transformer Color Code Index
									BL1
PRI.	PRI.	XFMR	120V	SEC.	24V	SEC.			Optional Disconnect
VOLT	LEAD	CLRS	LEAD	CLRS.	LEAD	CLRS.
	H1	H2	X1	X2	X1	X2	Note: Heater requires		Switch Built-in Or
								L1 L2 L3	Field Installed
208	BLK	RED	BLK	WHT	YEL	BLU	Fan Relay for 480V
240	BLK	ORG	BLK	WHT	YEL	BLU	Motors. (See Figure L)	3 Phase,		30-41, 30-42, 30-44
								60 HZ Power		32-41, 30-42, 32-44

C2

T1T2T3		T1T2T3
C1	Contactor	C2

Motor

3Ø

Standard Motor Connection

1 2

3

7

9 8

10 11

12

Summer Fan Switch

Transformer Color Code Index

PRI.	PRI. XFMR			120V SEC.		24V SEC.
VOLT.	LEAD		CLRS.	LEAD CLRS.		LEAD	CLRS.
	H1		H2	X1	X2	X1	X2
208	BLK		RED	BLK	WHT	YEL	BLU
240	BLK		ORG	BLK	WHT	YEL	BLU
480	BLK	BLK/RED		BLK	WHT	YEL	BLU

Optional Thermostat			Elements		Elements
Built-in Or
Field Installed
			Stage 1	Fan Relay	Stage 2
	C3
	Cutouts
	C2		T1T2T3		T1T2T3
				Contactor
	Contactor		C1		C2
				C3
				Motor
C1				3Ø
X1	X2			Fuses KTK-3
				Fuses
	XFMR		AL2 AL3	(When Req'd)	BL3
					BL2
H1	H2		AL1		BL1
		Optional Disconnect
		Switch Built-in Or
	Field Wiring	Field Installed
				L1L2 L3
	Built-in Or Field Installed
	Factory Wiring			3 Phase
		For Use With 480V		60 HZ Power
		30-43,32-43 30-45,32-45

Figure K

	Elements			Elements
			Motor
			3Ø
	Stage 1			Stage 2
			Fuses
			KTK-3
	C3
	C2			T1 T2 T3
Control Power	T1 T2 T3	Contactor (Typ.)
	C1			C2
(By Others)
	Cutouts
	C1
Optional Thermostat			Fuses
	AL2 AL3		(When Req'd)	BL3
Built-in Or
Field Installed	AL1			BL1 BL2
Field Installed	Optional Disconnect		L3	3 Phase,
Built-in Or Field Installed	Switch Built-in Or		L2	60 HZ Power
			L1
Factory Wiring	Field Installed
	31-00, 33-00 31-40, 33-40

Figure M

C2				Optional Thermostat		Elements		Elements
T1T2T3		T1T2T3		Built-in Or
C1	Contactor	C2		Field Installed
				(Single Stage)		Stage 1	Fan Relay	Stage 2
	Motor				C3
	3Ø				C2
								T1T2T3
						T1T2T3	Contactor
Standard Motor Connection					Contactor	C1		C2
							C3
			2		Cutouts
		1					Motor
		3					3Ø
		7
							Fuses KTK-3
		9	8		C4
		10	11	C1			Fuses
		12				AL2 AL3	(When Req'd)	BL3
								BL2
				Control Power		AL1		BL1
Summer Fan Switch
				(By Others)
					Optional Disconnect
					Switch Built-in Or		L1L2 L3
					Field Installed
	Field Installed				For Use With 480V		3 Phase
	Built-in Or Field Installed
					31-43,33-43 31-45,33-45		60 HZ Power
	Factory Wiring

Figure O

Figure L

	Field Wiring		Elements			Elements	Motor
	Built-in Or Field Installed
							3Ø
	Factory Wiring
			Stage 1			Stage 2
								Fuses KTK-3
	C3
	C2						1	2
Control Power			T1 T2 T3			T1 T2 T3	3
(By Others)		Cutouts	C1		Contactor	C2	7	8
							9
	C1				(Typ.)		10	11
							12
To Elements	To Elements	Optional Thermostat			Fuses		Optional Summer
			AL2	AL3	(When Req'd)	BL3	Fan Switch
Stage 1	Stage 2	Built-in Or
Motor		Field Installed				BL2	Built-in Or
3Ø							Field Installed
			AL1			BL1
		Note: Heater Requires				Optional Disconnect
		Fan Relay For 480V Motors				Switch Built-in Or
C1	C2	(See Fig. O)			L1 L2 L3	Field Installed
Standard Motor		31-41, 33-41 31-44, 33-44			3 Phase,
Connection				60 HZ Power

Figure N

Warning - First Stage Of Thermostat Must				Elements			Elements
Be Connected To Terminals C1 & C2 To						Motor
Insure That Motor Will Be Energized With
						3Ø
First Stage Heat Operation
				Stage 1			Stage 2
						Fuses
						KTK-3
	C3		C3
			C2
	C2		Cutouts	C1	Contactor (Typ.)		C2
	C1	Stage 1
Alternate						Fuses
1 Stage		Stage 2	C1
Thermostat						(When Req'd)
(by Others)	2 Stage Thermostat
		(By Others)
						Fused Switch
						(By Others)
Customer Wiring				AL1 AL2 AL3			BL1 BL2 BL3
Factory Wiring				3 Phase,			3 Phase,
		34-00, 35-00, 34-40, 35-40		60 HZ Power			60 HZ Power

Figure P

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