2150 N. RULON WHITE BLVD., OGDEN, UT 84404
Phone: 1-800-368-2493 www.chromalox.com
WIRING DIAGRAMS
Element
Heater No Controls – 1-Ph Parallel
Return Wire
Unit
Control
L1
L2
L1
L2
Element
Heater No Controls – 3-Ph Delta
Unit
Control
L1
L2
L3
L2
L1
L3
Return Wires
Return Wire
Element
Heater 2 Pole Stat – 1-Ph Parallel
Unit
Control
Stat
L1
L2
L1
L2
Element
Return Wires
Unit
Control
Stat
Heater 3 Pole Stat – 3-Ph Parallel
L1
L2
L3
L1 L2
L3
Element
Heater LYD Relay – 1-Ph Parallel
Return Wire
Unit
Control
L1
L2
2
T2
T1
Element
Return Wire
Unit
Control
Heater LVC Relay – 1-Ph Parallel
L2
L1
T0
T1
2
Element
Return Wires
Unit
Control
Heater 3 Pole Contactor – 3-Ph Delta
Contactor
T0
T1
L1
L2
L3
24V
Element
Return Wires
Unit
Control
Contactor
Heater 3 Pole Contactor/TX – 3-Ph Delta
T0
T1
L1
L2
L3
24V
Limited Warranty:
Please refer to the Chromalox limited warranty applicable to this product at
http://www.chromalox.com/customer-service/policies/termsofsale.aspx.