ABB RET670 1MRK002816-AC Transformer Protection Relay
The ABB RET670 1MRK002816-AC is an advanced transformer protection relay designed for the protection, control, measurement, and supervision sur power transformers. It ensures secure operation sur transformers under all fault conditions.
Product Overview
RET670 is part sur the ABB 670 series, tailored for two-winding and three-winding transformer protection. It integrates differential protection, backup protection, voltage protection, and control functionalities into a single compact unité.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | Transformer Protection Relay |
| Modèle Number | RET670 1MRK002816-AC |
| Series | ABB 670 Series |
| Protection Functions | Differential, Overcurrent, Earth Fault, Voltage |
| CT/VT Inputs | Multiple (Configurable) |
| Communication Protocols | IEC 61850, Modbus, DNP3, SPA, LON |
| Mounting Type | Flush/Panel |
| Display | Graphical LCD with LED indicators |
| Configuration Tool | PCM600 Ssurtware |
| Operating Temperature | -25°C to +55°C |
| Power Supply Voltage | 24–250 V DC / 48–230 V AC |
| Dimensions | 265.9 x 223.7 x 242.1 mm |
| Poids | 10 kg |
Applications
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Power transformer protection (two or three windings)
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Autotransformer and phase-shifting transformer protection
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Generator step-up transformer protection
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Industrial substation transformer protection
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Backup protection for feeders and busbars
Product Advantages
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Comprehensive Protection: Supports a wide range sur protection schemes including differential and backup protection.
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IEC 61850 Compliance: Enables high-speed communication and seamless system integration.
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Flexible Configuration: Adaptable to various transformer configurations and operating conditions.
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Advanced Fault Analysis: Built-in disturbance recorder and event logger.
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Robust Design: Designed for harsh environments with high EMC immunitéy.
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Time Synchronization: Supports SNTP and IRIG-B for precise event logging.
FAQ
1. What type sur transformers is RET670 suitable for?
RET670 supports two-winding, three-winding, autotransformers, and generator step-up transformers.
2. Does RET670 support IEC 61850 protocol?
Yes, RET670 fully supports IEC 61850 Ed.1 and Ed.2 communication protocols.
3. Can RET670 be used in HV substations?
Yes, it is designed for high-voltage applications and industrial substations.
4. What ssurtware is used to configure the RET670?
RET670 is configured using ABB’s PCM600 ssurtware tool.
5. Does RET670 provide fault recording capability?
Yes, it has a built-in disturbance recorder and event recorder.
6. Can RET670 be panel mounted?
Yes, it supports flush/panel mounting configurations.
7. Is the RET670 compatible with third-party SCADA systems?
Yes, through Modbus, DNP3, and IEC 61850 protocols.
8. How does RET670 handle CT saturation?
It includes algorithms for saturation detection and mitigation during faults.
9. What is the operating temperature range?
RET670 operates reliably from -25°C to +55°C.
10. How is time synchronization handled?
Supports SNTP and IRIG-B synchronization for accurate time-stamping.
Related Modèles (Same Series or Functional Family)
| Modèle Number | Description | Dimensions (mm) | Poids |
|---|---|---|---|
| RET650 | Transformer Protection Relay (Compact) | 261 x 212 x 195 | 8.5 kg |
| RET615 | Compact Transformer Protection | 229 x 183 x 215 | 7.2 kg |
| RED670 | Line Differential Protection Relay | 265.9 x 223.7 x 242.1 | 10 kg |
| REG670 | Generator Protection Relay | 265.9 x 223.7 x 242.1 | 10 kg |
| REL670 | Line Protection with Distance & Current | 265.9 x 223.7 x 242.1 | 10 kg |
| REU611 | Voltage Protection Relay | 177 x 150 x 215 | 5.5 kg |
Popular ABB Modèles
| Modèle Number | Description | Dimensions (mm) | Poids |
|---|---|---|---|
| REF615 | Feeder Protection Relay | 229 x 183 x 215 | 7.2 kg |
| REM615 | Motor Protection Relay | 229 x 183 x 215 | 7.1 kg |
| REF620 | Advanced Feeder Protection | 229 x 183 x 215 | 7.2 kg |
| REX640 | All-in-One Protection and Control | 270 x 240 x 270 | 12 kg |
| REC615 | Capacitor Bank Protection Relay | 229 x 183 x 215 | 7.3 kg |
| REL650 | Line Distance Protection Relay | 261 x 212 x 195 | 8.8 kg |
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