Chromalox specifications UB-502D-T, UB-752D-T, 480V, 1Ø or 3Ø

Page 3

 

 

 

WIRING DIAGRAMS

 

 

 

 

Figure 5

}

1 or 3 Phase 60 Hz

 

 

Alternate 240V Wiring

Use with:

Power Supply 480 Volts

 

X1

X3

X2

X4

 

 

 

 

 

 

Heater Bank

UB-502D-T &

 

 

 

 

 

 

 

Fused

 

Integral 480V/240V

 

120V Wiring

1Ø Motor

UB-752D-T

Switch

 

or 120V Transformer

X1

X3

X2

X4

 

 

480V, 1Ø or 3Ø

 

Contactor

 

Thermal

 

 

 

Heater

 

 

 

 

 

 

 

 

 

 

Cutout

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Control

 

 

H1

H2

 

 

 

 

 

 

 

 

 

 

 

Switch Optional

 

 

 

 

 

 

 

Thermostat

This Wiring

Ground

 

 

 

Wiring Comp't

 

 

by Customer

 

 

 

 

Baffle

 

 

When Used

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T1

 

 

 

 

 

 

 

 

T2

 

 

 

 

 

 

 

 

F1

 

 

 

 

F2

For 3 Phase Only

L1

L2

L3

Figure 6

Use with:

UB-502D-R & UB-752D-R 480V, 1Ø or 3Ø

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

Fused

Control

 

Switch

Source 120 or

 

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

 

Contactor

 

Cutout

 

Wiring Comp't

 

Baffle

For 3 Phase Only

Figure 7

Use with:

UB-502D-TR & UB-752D-TR 480V, 1Ø or 3Ø

}1 or 3 Phase 60 Hz Power Supply 480 Volts

Fused

 

Switch

 

Control

 

Switch Optional

 

Thermostat

This Wiring

When Used

by Customer

 

 

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

 

 

X1

120V Wiring

 

 

Heater

X3

X2

X4

 

 

 

 

 

 

 

 

 

Integral

 

H1

 

H2

 

 

Contactor

 

 

 

 

 

 

 

 

 

 

 

Wiring Comp't

 

 

 

 

 

 

Baffle

For 3 Phase Only

Figure 8

Use with:

UB-502D-R 208V, 1Ø or 3Ø 240V, 1Ø or 3Ø

UB-752D-R 208V, 3Ø 240V, 3Ø

}1 or 3 Phase 60 Hz

Power Supply 208 or 240 Volts

Heater

Fused

 

 

Switch

 

 

Thermostat

This Wiring

Ground

When Used

 

by Customer

 

 

 

T1

 

 

T2

 

 

L1

 

 

L2

 

 

L3

1Ø Motor

Heater Bank

Cutout

Integral

 

Contactor

 

Wiring Comp't

 

Baffle

For 3 Phase Only

Image 3
Contents Mounting HorizontalModel Operation WiringMaintenance Wiring DiagramsUB-502D-T UB-752D-T480V, 1Ø or 3Ø Parts Common to ALL Heaters Renewal Parts IdentificationRenewal Parts Identification Relays Model Volts Phase Motor RelayLimited Warranty

UB-752D, UB-502D specifications

The Chromalox UB-502D and UB-752D are advanced electronic temperature control units designed for precise temperature management in various industrial applications. These units excel in providing reliable and efficient heating solutions, making them suitable for diverse environments such as manufacturing facilities, laboratories, and testing centers.

One of the standout features of the UB-502D and UB-752D is their dual-output capability, rendering them capable of controlling two separate heating zones independently. This is particularly advantageous in processes requiring different temperature settings, allowing for greater flexibility and efficiency in operations. Each unit is equipped with a digital display and user-friendly interface, facilitating easy navigation and real-time monitoring of temperature settings.

The UB-502D and UB-752D utilize advanced PID (Proportional-Integral-Derivative) control technology. This sophisticated control algorithm continuously adjusts the heating output, ensuring temperatures remain stable and within the desired range. This level of precision enhances process reliability and contributes to improved product quality, which is essential in industries where temperature control is critical.

Both models incorporate a wide temperature control range, making them suitable for various applications. The UB-502D can regulate temperatures up to 500°F, while the UB-752D extends this capability to 750°F, catering to high-temperature requirements. This versatility allows them to accommodate a range of heating applications, from material processing to equipment heating.

Another significant aspect is the robust construction of these units, designed to withstand harsh industrial conditions. The durable housing not only ensures longevity but also contributes to safety, safeguarding against potential hazards associated with overheating or equipment failures. Moreover, the units are designed with built-in safety features like over-temperature protection and alarms, providing an extra layer of security in operational settings.

The Chromalox UB-502D and UB-752D also offer options for remote monitoring and control, allowing operators to manage temperature settings from a distance. This connectivity is increasingly important in modern industrial environments where real-time data and remote access can enhance operational efficiency and responsiveness.

In conclusion, the Chromalox UB-502D and UB-752D are state-of-the-art electronic temperature control units that combine precision, flexibility, and safety. Their advanced technologies, robust design, and user-friendly interfaces make them indispensable tools for any industrial application requiring reliable temperature management. Whether for manufacturing processes or laboratory experiments, these units set a standard for performance and efficiency in temperature control solutions.