ABB RED670 B32, Ver. 2.1 1MRK004810-DF Line Differential Protection IED

Description

The ABB RED670 B32, Ver. 2.1 (Product ID: 1MRK004810-DF) is a line differential protection IED designed for protection and control of overhead lines and cables in multi-breaker busbar configurations. Equipped with single-phase tripping capability, it detects and clears phase-to-phase and phase-to-earth faults within utility transmission networks and industrial power systems. The unit integrates into sub-station control schemes within the ABB Protection and Control IED family.

Features

• Multi-breaker arrangement support
• Single-phase tripping capability
• Line differential protection for transmission and distribution lines
• Dedicated integration within protection and control IED networks

Applications

• Overhead line protection in multi-breaker configurations
• High-voltage underground cable differential protection
• Transmission substation protection and control schemes

Technical Specifications

Installation Guidelines

• Ensure the protection IED is securely mounted within a standard 19-inch rack or sub-station control panel frame.
• Establish low-impedance protective grounding connections prior to attaching external current transformer or voltage transformer circuits.
• Ensure signal and communication cabling maintain proper separation from primary high-voltage control wiring inside the panel.