ABB TU837 3BSE013238R1 Termination Unit

Product Overview

The ABB TU837 (3BSE013238R1) is a high-capacity Extended Module Termination Unit designed to streamline signal and power distribution for I/O modules. Featuring 8 channels and robust electrical specifications, this MTU ensures reliable connectivity for demanding industrial control applications, supporting both single and redundant process configurations.

Technical Configuration

The TU837 is engineered for high-performance signal management within ABB automation systems:

• MTU Architecture: Extended termination unit featuring a modular, high-density terminal block design.

• Channel Capacity: 8 I/O channels with 2 terminals per channel for precise signal processing.

• Power Distribution: Includes 2 x 6 power common terminals for flexible, efficient wiring.

• System Integration: Perfectly optimized for use with ABB D0820 and D0821 I/O modules.

• Versatility: Designed for bidirectional mounting, allowing for flexible cabinet layout and space optimization.

Specifications

• Part Number: 3BSE013238R1

• ABB Type: TU837

• Voltage Rating: 250V AC

• Max Current (I/O Channel): 3A

• Max Current (Process Connection): 10A

• Dielectric Test Voltage: 2000V AC

• Wire Compatibility: * Signal: Solid 0.2–6 $mm^2$ / Stranded 0.2–4 $mm^2$

• Return: Solid 0.2–4 $mm^2$ / Stranded 0.2–2.5 $mm^2$

• Recommended Torque: 0.5–0.6 Nm