5
WIRING DIAGRAMS
C1
T1 T2 T3
L1L2L3
3 Phase Delta
C1
T1 T2 T3
L1
L3
1 Phase 2 Or 3 Elem
MOTOR
1O OR 3O
C1
T1 T2 T3
L1
L2
L3
Power
60 HZ
To Element Wiring
3O Wiring Only
Cutout
XFMR
X2
H2
H1
X1
Optional
Thermostat
Built-in Or Field Installed
Optional Disconnect Switch
Built-in Or Field Installed
Transformer Color Code Index
PRI.
VOLT.
PRI. XFMR
LEAD CLRS.
120V SEC.
LEAD CLRS.
24V SEC.
LEAD CLRS.
208
240
277
480
H1
BLK
BLK
BLK
BLK
H2
RED
ORG
BRN
BLK/RED
X1
BLK
BLK
BLK
BLK
X2
WHT
WHT
WHT
WHT
X1
YEL
YEL
YEL
YEL
X2
BLU
BLU
BLU
BLU
30-00,32-00 30-40,32-40
Field Wiring
Built-in Or Field Installed
Factory Wiring
Figure A
C1
T1 T2 T3
L1
L3
1 Phase 2 Or 3 Elem
C1
T1 T2 T3
Motor
1Ø Or 3Ø
Standard Motor Connection
Motor
1Ø Or 3Ø
C1
T1 T2 T3
L1
L2
L3
Power
60 HZ
1
2
3
8
9
7
10
11
12
To Element Wiring
Optional
Summer Fan Switch
Built-in Or Field
Installed
3Ø Wiring Only
Cutout
XFMR
X2
H2
H1
X1
Optional Thermostat
Built-in Or Field Installed
3Ø Wiring Only
Optional Disconnect Switch
Built-in Or Field Installed
Transformer Color Code Index
PRI.
VOLT.
PRI. XFMR
LEAD CLRS.
120V SEC.
LEAD CLRS.
24V SEC.
LEAD CLRS.
208
240
277
H1
BLK
BLK
BLK
H2
RED
ORG
BRN
X1
BLK
BLK
BLK
X2
WHT
WHT
WHT
X1
YEL
YEL
YEL
X2
BLU
BLU
BLU
30-41,32-41 30-42,32-42 30-44,32-44
C1
T1 T2 T3
L1L2L3
3 Phase Delta
Field Wiring
Built-in Or Field Installed
Factory Wiring
Figure B
C1
T1 T2 T3
L1
L3
1 Phase 2 Or 3 Elem
Transformer Color Code Index
30-45, 32-45 30-43, 32-43
Motor
1O Or 3O
C1
T1 T2 T3
L1 L2 L3
Power
60 HZ
To Element
Wiring
3O
Wiring
Only
Cutout
X2
H2
H1
X1
Optional
Thermostat
Built-in Or Field Installed
Optional Disconnect
Switch Built-in Or
Field Installed
C1
T1 T2 T3
Motor
1O Or 3O
Standard Motor Connection
1
2
3
8
9
7
10 11
12
C1
C3
Optional
Summer
Fan Switch
Built-in Or
Field Installed
C3
Optional
Fan Relay
Built-in
Or Field
Installed
PRI.
VOLT.
PRI. XFMR
LEAD CLRS.
120V SEC.
LEAD CLRS.
24V SEC.
LEAD CLRS.
208
240
277
480
H1
BLK
BLK
BLK
BLK
H2
RED
ORG
BRN
BLK/RED
X1
BLK
BLK
BLK
BLK
X2
WHT
WHT
WHT
WHT
X1
YEL
YEL
YEL
YEL
X2
BLU
BLU
BLU
BLU
C1
T1 T2 T3
3 Phase Delta
Field Wiring
Built-in Or Field Installed
Factory Wiring
L1L2L3
C2
Figure C
C1
T1 T2 T3
L1
L3
1 Phase 2 Or 3 Elem
C1
T1 T2 T3
Motor
1Ø Or 3Ø
Standard Motor Connection
Motor
1Ø Or 3Ø
C1
T1 T2 T3
L1
L2
L3
Power
60 HZ
1
2
3
8
9
7
10
11
12
To Element Wiring
Optional
Summer Fan Switch
Built-in Or Field
Installed
3Ø Wiring Only
3Ø Wiring Only
Optional Disconnect Switch
Built-in Or Field Installed
Cutout
Field Installed
Built-in Or Field Installed
Factory Wiring
Optional
Thermostat
Built-in Or Field Installed
31-41,33-41 31-42,33-42 31-44,33-44
C1
C2
Control
Power
By Others
Note:
480V Heaters Require
Fan Relay For 480V Motor
(See Fig. F)
C1
T1 T2 T3
3 Phase Delta
L1L2L3
Figure E
C1
T1 T2 T3
L1
L3
1 Phase 2 Or 3 Elem
Motor
1Ø
C1
T1 T2 T3
L1
L2
L3
Power
60 HZ
To Element Wiring
3Ø Wiring Only
Cutout
Optional
Thermostat
Built-in Or
Field Installed
Optional Disconnect Switch
Built-in Or Field Installed
34-00,35-00 34-40,35-40
Field Installed
Built-in Or Field Installed
Factory Wiring
C1
T1 T2 T3
3 Phase Delta
L1L2L3
Figure G
C1
T1 T2 T3
L1
L3
1 Phase 2 Or 3 Elem
Motor
1O
C1
T1 T2 T3
L1
L2
L3
Power
60 HZ
To Element Wiring
3Ø Wiring
Only
Cutout
Field Installed
Built-in Or Field Installed
Factory Wiring
Optional
Thermostat
Built-in Or
Field Installed
Optional Disconnect Switch
Built-in Or Field Installed
31-00,33-00 31-40,33-40
C1
C2
Control
Power
By Others
C1
T1 T2 T3
3 Phase Delta
L1L2L3
Figure D
C1
T1 T2 T3
L1
L3
1 Phase 2 Or 3 Elem
Motor
1O Or 3O
C1
T1 T2 T3
L1 L2 L3
Power
60 HZ
To Element Wiring
3O Wiring Only
Cutout
Optional
Thermostat
Built-in Or
Field Installed
Optional Disconnect Switch
Built-in Or Field Installed
C1
T1 T2 T3
Motor
1O Or 3O
Standard Motor Connection
1
2
3
8
9
7
10 11
12
C1
C3
C3
Optional
Summer
Fan Switch
Built-in Or
Field Installed
C3
Optional
Fan Relay
Built-in Or
Field
Installed
C2
Control Power
(By Others)
31-43,33-43 31-45,33-45
T1 T2 T3
C1
T1 T2 T3
3 Phase Delta
L1L2L3
Field Installed
Built-in Or Field Installed
Factory Wiring
Figure F
C1
T1 T2
T3
L1
L3
1 Phase 2 Or 3 Elem
C1
T1 T2 T3
Motor
1Ø Or 3Ø
Standard Motor Connection
Motor
1Ø Or 3Ø
C1
T1 T2 T3
L1
L2
L3
Power
60 HZ
1
2
3
8
9
7
10
11
12
To Element Wiring
Optional
Summer Fan Switch
Built-in Or Field
Installed
3Ø Wiring Only
3Ø Wiring Only
Optional Disconnect Switch
Built-in Or Field Installed
Cutout
Optional Thermostat
Built-in Or Field Installed
34-41,35-41 34-42,35-42 34-44,35-44
Field Installed
Built-in Or Field Installed
Factory Wiring
C1
T1 T2 T3
3 Phase Delta
L1L2L3
Figure H
