ABB TU839 Extended MTU New 3BSE046966R1

Overview

The TU839 is a high-performance 8-channel extended MTU (Module Termination Unit) designed for use with ABB’s S800 I/O modules. This device offers robust connectivity and power distribution solutions for industrial automation applications.

Technical Specifications:

• Brand: ABB
• Model: TU839
• Rated Maximum Current per I/O Channel: 1 A
• Process Voltage Connections (L): 10 A
• Fuse: 2 x 200 mA (slow glass tube, 5×20 mm)
• Wire Size: Stranded 24-14 AWG (0.2-2.5 mm² solid and stranded)
• Mechanical Keys: 36 different configurations
• Protection Rating: IP20 (IEC 60529)
• Class: Class I (Earth protected, IEC 61140)
• Rated Insulation Voltage: 250 V
• Dielectric Test Voltage: 2300 V a.c. (channel to ground), 1350 V a.c. (channel to channel)
• Dimensions: Width 126 mm (5”), Depth 64 mm (2.52”), Height 110 mm (4.3”)
• Weight: 0.28 kg (0.6 lbs.)

FAQ:

1. What is the maximum current supported by each I/O channel?
   Each I/O channel can support up to 1 A continuous current.
2. How does the MTU distribute power?
   The TU839 distributes sensor power across two isolated groups, each with a 200 mA fuse for protection.
3. How do I configure the I/O module with the MTU?
   The MTU uses mechanical keys to configure the module, offering 36 possible configurations.

For more detailed information, please check official datasheet: S800_I_O_Modules_and_Termination_Units