WIRING DIAGRAMS

Figure 4

Use with:

UB-1002E-T 480V, 1Ø or 3Ø

UB-1252E-T

480V, 1Ø or 3Ø

UB-1502E-T

480V, 1Ø or 3Ø

UB-2002E-T

480V, 1Ø or 3Ø

}1 or 3 Phase, 60 Cycle Power Supply 480 Volts

Fused

Switch

Contactor

 

Control

 

Switch Optional

Thermostat

This Wiring

by Customer

When Used

 

 

Alternate 240V Wiring

 

X1

X3

X2

X4

 

 

 

 

Heater Bank

Integral 480V/240V

 

120V Wiring

1Ø Motor

or 120V Transformer

 

 

X1

X3

X2

X4

 

Thermal

 

 

 

Heater

 

 

 

 

Cutout

 

 

 

 

Transformer

 

H1

H2

 

 

 

 

Fusing

 

 

 

 

Ground

 

 

 

Wiring Comp't

 

 

 

 

 

 

 

 

Baffle

C1

 

 

 

 

T1

 

 

 

 

T2

 

 

 

 

F1

 

 

 

 

F2

For 3 Phase Only

L1

L2

L3

Figure 5

Use with:

UB-1002E-R 208V, 1Ø or 3Ø 240V, 1Ø or 3Ø 480V, 1Ø or 3Ø

UB-1252E-R 208V, 3Ø 240V, 3Ø 480V, 1Ø or 3Ø

UB-1502E-R

208V, 3Ø 240V, 3Ø 480V, 1Ø or 3Ø

UB-2002E-R 480V, 1Ø or 3Ø 240V, 3Ø

}1 or 3 Phase, 60 Cycle Power Supply 208, 240 or 480 Volts

Fused

Control

 

Source 120 or

Switch

240 Volts, 60

Cycle

 

Fused

 

 

Control Switch

 

 

 

This Wiring

Ground

Thermostat

by Customer

 

When Used

 

C1

 

 

 

 

C2

 

 

L1

 

 

L2

 

 

L3

1Ø Motor

Heater Bank

 

Heater

 

Integral

 

Cutout

 

Cutout

 

Wiring Comp't

 

Baffle

For 3 Phase Only

Figure 6

Use with:

UB-1002E-TR

480V, 1Ø or 3Ø

UB-1252E-TR

480V, 1Ø or 3Ø

UB-1502E-TR

480V, 1Ø or 3Ø

UB-2002E-TR

480V, 1Ø or 3Ø

}1 or 3 Phase, 60 Cycle Power Supply 480 Volts

Fused

 

Switch

 

Control

 

Switch Optional

 

Thermostat

This Wiring

When Used

by Customers

 

 

T1

 

T2

 

C1

 

C2

 

L1

 

L2

 

L3

Cutout

Integral 480V/240V or 120V Transformer

Ground

Alternate 240V Wiring

1Ø Motor

Heater Bank

X1

X3

 

X2

X4

 

 

 

120V Wiring

 

 

Heater

X1

X3

X2

X4

 

 

 

 

 

 

 

 

 

Integral

 

 

 

 

 

 

Cutout

 

H1

 

H2

 

 

 

 

 

 

 

 

 

Wiring Comp't

 

 

 

 

 

 

Baffle

For 3 Phase Only

Transformer

Fusing

Page 3
Image 3
Chromalox UB-1502E-T, UB-2002E-T, UB-1502E-R, UB-2002E-R 480V, 1Ø or 3Ø 240V, 3Ø, UB-1002E-TR, UB-1252E-TR