ABB 1MRK002305-AA R01 IRIG-B Time Sync Module | Relion 670

Product Description

Overview

The ABB 1MRK002305-AA R01 is a high-precision IRIG-B time synchronization module designed for ABB Relion 670 series protection and control devices. The module receives IRIG-B time code signals, providing a consistent and reliable time reference for the system. This ensures all devices operate in sync, enhancing system performance and data consistency.

Key Features

• IRIG-B Signal Reception: Decodes industrial standard IRIG-B time codes for precise synchronization

• Accurate Time Reference: Millisecond-level time stamping ensures coordinated device operations

• System Performance Optimization: Unified time base improves reliability and fault response

• ABB System Integration: Plug-and-play compatible with Relion 670 series IEDs (refer to ABB manuals)

• Multiple Output Options: Supports Ethernet or pulse outputs for synchronizing different devices (check manuals for exact output type)

Technical Specifications

• Module Type: Binary Input Module (BIM) / Binary Input/Output Module (BOM)

• Compatible Series: Relion 670 (RED670, REC670, RET670)

• Input Channels: Typically 24, with variants supporting mixed input/output configurations

• Time Resolution: 1 ms, supporting accurate Sequence of Events (SOE) recording

• Voltage Range: Adjustable threshold (24V, 48V, 110V, 220V DC)

• Isolation Voltage: Up to 2 kV AC between inputs and IED internal bus

• Signal Conditioning: Oscillating filter and debounce logic for stable input recognition

• High-Speed Response: Signal change recognition < 1 ms

• Self-Diagnostics: Internal hardware monitoring triggers CPU block and alarm on fault

• Industrial Design: High-grade components withstand high-voltage substation electrical noise

Applications

Ideal for power system protection and control, especially in high-voltage substations requiring synchronized IED operation, high-speed event recording, and reliable input/output interfacing.

FAQ

Q1: Which ABB series does this module support?
A1: Compatible with Relion 670 series IEDs, including RED670, REC670, and RET670.

Q2: Can the module directly interface with breaker signals?
A2: Yes. The module provides high-isolation inputs capable of safely handling breaker and disconnect switch signals.

Q3: What output options are available for synchronization?
A3: Depending on the specific variant, outputs are available via Ethernet or pulse. Refer to ABB manuals for exact configuration.

Technical Specification Table