📦 Product Introduction

The ABB RED670 (part of the Relion 670 series, with base catalog code format 1MRK004810-xx) is a premier, highly reliable Intelligent Electronic Device (IED) engineered for selective and fast line differential protection, monitoring, and control of overhead lines and cable systems. Part of ABB’s advanced power automation lineup, it supports complex multi-terminal applications, phase-segregated differential protection with high sensitivity for high-resistance faults, and robust communication integration via IEC 61850.

⚙️ Product Parameters & Datasheet

• 🔌 Auxiliary Voltage Supply: 48–250V DC / 100–240V AC universal monitoring inputs

• ⚡ Current Input Ratings: Adjustable 1 A or 5 A phase/earth configurations

• ⏱️ Operating Time: High-speed processing achieving fast trip times around 10 ms

• 🛡️ Core Protection Functions: Phase-segregated line differential protection, distance protection backing, overcurrent, earth-fault, and overvoltage protection

• 🌐 Communication Protocols: IEC 61850-8-1 (with PRP redundancy options), DNP3.0, IEC 60870-5-103, and TCP/IP optical ports

• 📐 Dimensions: Standard 19-inch rack-compatible enclosure variants (height: 6U, width: 3/4 or 1/1 rack size depending on configuration)

• ⚖️ Weight: Approx. 5.0 kg to 10.0 kg (depending on installed hardware module slots)

• 🌍 Country of Origin: Sweden / Switzerland

• 🌡️ Operating Temperature Range: -25°C to +55°C

• 🔌 Mounting Style: Flush mounting, semi-flush mounting, or 19-inch rack panel installation

📖 Product Operation Instructions

• 🔧 Hardware Configuration: Ensure all plug-in modules (TRM communication and processing cards) are securely locked in their designated rear slots prior to panel installation.

• ⚡ Wiring & Grounding: Connect current and voltage transformer leads to the robust ring-lug terminal blocks on the rear panel. Ensure a low-impedance earth connection is securely wired to the protective earth (PE) screw to secure against transient surges.

• 💻 Software Engineering: Utilize ABB’s PCM600 (Protection and Control Manager) tool via the front RJ45 local HMI port or rear optical connection to configure application logic, set protection parameters, and map binary/analog signals.

• 🔄 Commissioning & Testing: Perform loop checks on binary inputs/outputs and validate communication channels (such as fiber-optic line differential channels) using built-in monitoring tools and phasor visualization screens before putting the line into service.

❓ Frequently Asked Questions (Q&A)

• ❓ Q: What is the main application of the ABB RED670?

  💡 A: It is primarily designed for fast, selective protection of overhead lines and underground cables in sub-transmission and high-voltage transmission power systems.

• ❓ Q: How many line terminals can a single RED670 support for differential protection?

  💡 A: It supports multi-terminal applications connecting up to five line ends/terminals.

• ❓ Q: Can the RED670 integrate into modern digital substations?

  💡 A: Yes, it features full native support for IEC 61850, supporting GOOSE messaging and sampled values for future-proof substation automation.

🔍 Recommended Alternative Series & Models

• 🔌 ABB Relion 670 Series: ABB RET670 (Transformer Protection IED)

• 🔌 ABB Relion 670 Series: ABB REC670 (Bay Control IED)

• 🔌 ABB Relion 670 Series: ABB REL670 (Distance Protection IED)

• 🔌 ABB Relion 670 Series: ABB REB670 (Busbar Protection IED)

• 🔌 ABB Relion 670 Series: ABB RES670 (Phasor Measurement Unit / WAMS)

• 🔌 ABB Relion 650 Series: ABB RED650 (Compact Line Differential Protection)

• 🔌 ABB Relion 620 Series: ABB REC620 (Modular Bay Control)

• 🔌 GE Multilin Series: GE D60 (Line Distance Relay)

• 🔌 Siemens SIPROTEC 5: Siemens 7SD82 (Line Differential Protection)

• 🔌 Siemens SIPROTEC 5: Siemens 7SL86 (Line Differential and Distance Protection)