Wiring Diagrams - Chromalox PF490-5 Installation Instructions And Renewal Parts Identification

DIAGRAM I
Refer to Name Plate for Input Voltage
1PH
L1 L2
GND
H1
X1
Refer to Nameplate
for Transformer
Voltage
T3
Built in or
Thermostat
DIAGRAM II
Refer to Name Plate for Input Voltage
3PH
L1 L2 L3
GND
H1
X1
Refer to Nameplate
for Transformer
Voltage
T3
Thermostat

WIRING DIAGRAMS

Optional
Disconnect
Switch
C1
Elements
M
H2
1 PH
Motor
X2
C1
Auxiliary
Contactor
T2
Manual Reset
High Limit
Remove this wire
when using a
External
thermostat
Optional
Disconnect
Switch
C1
Elements
M
H2
3 PH
Motor
X2
C1
Auxiliary
Contactor
T2
Manual Reset
High Limit Control
Remove this wire
Built in or
when using a
External
thermostat
Transformer Color Code Tabulation
PRI PRI. XFMR
VOLT. LEAD CLRS.
H1
208 BLK
240 BLK
380 BLK
415 BLK
415 BLK
480 BLK BLK/RED
575/600 BLK
Optional
R
Alarm
C1
Contactor Coil
Transformer Color Code Tabulation
PRI PRI. XFMR
VOLT. LEAD CLRS.
H1
208 BLK
240 BLK
380 BLK
415 BLK
415 BLK
480 BLK BLK/RED
575/600 BLK
Optional
R
Alarm
C1
Contactor Coil
6
120V SEC 24V SEC
LEAD CLRS. LEAD CLRS.
H2 X1 X2 X1
RED BLK WHT YEL
ORG BLK WHT YEL
VIO BLK WHT YEL
YEL BLK WHT -
BRN - - YEL
BLK WHT YEL
GRY BLK WHT YEL
Factory Wiring
Optional or Customer Wiring
120V SEC 24V SEC
LEAD CLRS. LEAD CLRS.
H2 X1 X2 X1
RED BLK WHT YEL
ORG BLK WHT YEL
VIO BLK WHT YEL
YEL BLK WHT -
BRN - - YEL
BLK WHT YEL
GRY BLK WHT YEL
Factory Wiring
Optional or Customer Wirin
X2
BLU
BLU
BLU
-
BLU
BLU
BLU
X2
BLU
BLU
BLU
-
BLU
BLU
BLU