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TU891

TU891 ABB 3BSC840157R1 Module Terminal Unit 8 Channels

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  • Manufacturer: ABB

  • Product No.: TU891

  • Product Type: Terminal Block

  • Product Origin: SE

  • Payment:T/T, Western Union

  • Weight: 170g

  • Shipping port: Xiamen

  • Warranty: 12 months

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Description

ABB TU891 Module Terminal Unit

The ABB TU891 is a horizontal mount module terminal unit for industrial systems. It provides 8 channels for signal connection and control. This unit uses model identification 3BSC840157R1.

Technical Specifications

  • Brand & Model: ABB TU891 (3BSC840157R1)
  • Type: Module Terminal Unit (MTU)
  • Mounting: Horizontal orientation
  • Channels: 8 connection channels
  • Voltage: 24VDC nominal
  • Max Voltage: 50VDC rated
  • Current: 2A maximum per channel
  • Dielectric Test: 500V AC withstand
  • Dimensions: 64mm × 194mm × 58mm (2.52" × 7.64" × 2.28")
  • Terminal Depth: 106mm (4.17") including terminals
  • Weight: 0.17 kg (0.37 lbs)
  • Operating Temp: Up to 55°C (131°F)
  • Power Wire: 0.25–2.5mm² (24–14 AWG)
  • Process Wire Solid: 0.2–4mm²
  • Process Wire Stranded: 0.2–2.5mm² (24–12 AWG)

Key Features

  • 8-channel terminal unit
  • Horizontal mounting design
  • 24VDC nominal operation
  • 2A maximum current per channel
  • 500V AC dielectric test rating
  • Lightweight 0.17 kg construction
  • Wide wire size compatibility
  • Compact dimensions for space saving
  • High temperature operation to 55°C
  • Maximum 50VDC voltage rating

Electrical Specifications

  • Nominal voltage: 24VDC
  • Maximum voltage: 50VDC
  • Current rating: 2A per channel
  • Dielectric strength: 500V AC test
  • Power supply wire: 0.25–2.5mm²
  • Process wire solid: 0.2–4mm²
  • Process wire stranded: 0.2–2.5mm²
  • 8 independent channels

Mechanical Specifications

  • Width: 64mm including connector
  • Height: 194mm including latch
  • Depth: 58mm base (106mm with terminals)
  • Weight: 0.17 kg lightweight
  • Mounting: Horizontal orientation
  • Terminal access: Front connection

Wire Compatibility

  • Power connector: 24–14 AWG (0.25–2.5mm²)
  • Process solid wire: 0.2–4mm²
  • Process stranded wire: 12–24 AWG (0.2–2.5mm²)
  • Flexible wiring options
  • Standard industrial wire sizes

FAQ

Q: How many channels does this unit have?

A: The ABB TU891 provides 8 connection channels for industrial applications.

Q: What is the weight of the unit?

A: The unit weighs only 0.17 kg (0.37 lbs) for easy installation.

Q: What wire sizes are supported?

A: It supports 24-14 AWG for power and 24-12 AWG for process connections.

Contact

For pricing and availability of the ABB TU891 terminal unit:

Email: sale@etowonauto.com

🏷️ Tags: Terminal Block
  • White
  • Geometric

Scalar (V/f)

Vector

AC-powered
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