ABB TU840 Terminal Unit | 3BSE020846R1 Industrial I/O Module

ABB Terminal Unit 3BSE020846R1

The ABB 3BSE020846R1 is a terminal unit module for industrial control systems. It provides reliable power distribution and signal interfacing with robust electrical protection.

Product Identification

• Manufacturer: ABB
• Article Number: 3BSE020846R1
• Product Type: Terminal Unit Module

Electrical Specifications

• Power Input: 24 V DC (19.2-30 V range)
• ModuleBus Current Distribution: Maximum 5V at 1.5A, 24V at 1.5A
• Rated Insulation Voltage: 50 V
• Dielectric Test Voltage: 500 V AC
• Power Dissipation: 2.0 W
• Recommended Torque: 0.5 Nm for connections

Physical Specifications

• Dimensions: 124mm W × 186mm H × 47mm D
• Height Includes: Latch mechanism
• Weight: 0.45 kg (0.99 lbs)
• Width: 124 mm (4.88 in.)
• Height: 186 mm (7.32 in.)
• Depth: 47 mm (1.85 in.)

Operational Features

• Hot Swap Capability: Not supported
• Mounting: Standard industrial mounting options
• Application: Industrial control system interfacing
• Reliability: Designed for continuous industrial operation

Shipping Information

• Includes: 1x ABB 3BSE020846R1 Terminal Unit
• Standard accessories as per factory packaging
• Installation and technical documentation
• Shipping via FedEx, UPS, or DHL with protective packaging

Frequently Asked Questions (FAQ)

What is the ModuleBus current distribution capability?

• This terminal unit can distribute up to 1.5A at both 5V and 24V through the ModuleBus, providing power for connected modules and peripherals.

What does the 500V AC dielectric test voltage indicate?

• The 500V AC dielectric test voltage confirms the module's insulation integrity, ensuring it can withstand high voltage stresses without breakdown for safe operation.

Can this module be replaced during system operation?

• No, the 3BSE020846R1 does not support hot swapping. The system must be powered down before removing or installing this module.