Schneider Electric Easergy MiCOM P442 Numerical High Performance Distance Protection Relay
Schneider Electric Easergy MiCOM P442 Numerical High Performance Distance Protection Relay is designed to provide fast and dependable protection, control and monitoring for transmission and sub-transmission power lines. It is suitable for overhead lines and underground cable networks operating at high and extra-high voltage levels, where rapid fault clearance and reliable system stability are essential.
The MiCOM P442 uses proven numerical protection algorithms to deliver accurate distance protection for a wide range of power system faults. Along with distance protection, it offers advanced monitoring, programmable protection logic and communication functions that simplify integration into modern substations. The relay also supports power swing detection and out-of-step protection, helping improve the stability of interconnected power systems.
Built for today’s digital substations, the MiCOM P442 supports IEC 61850 communication, InterMiCOM teleprotection and multiple industry-standard protocols. Its high-speed operation, comprehensive recording functions and flexible configuration make it suitable for both new transmission projects and upgrades of existing protection schemes.
Specifications
- Manufacturer: Schneider Electric
- Product Family: Easergy MiCOM
- Model: MiCOM P442
- Relay Type: Numerical High Performance Distance Protection Relay
- Protection Application: Transmission and sub-transmission line protection
- Suitable For: Overhead transmission lines and underground cables
- Distance Protection: Multi-zone numerical distance protection
- Directional Protection: Supported
- Power Swing Detection: Supported
- Out-of-Step Protection: Supported
- Backup Protection: Supported
- Auto-Reclose: Supported
- Check Synchronism: Supported
- Fault Locator: Integrated
- Programmable Scheme Logic: Supported
- Communication Interfaces: Serial and Ethernet
- Communication Protocols: IEC 61850, Modbus, DNP3 and IEC 60870-5-103
- Teleprotection: InterMiCOM supported
- Event Recording: Supported
- Disturbance Recording: Supported
- Mounting: Standard modular case
Features
- Numerical relay designed for high-performance distance protection.
- Suitable for transmission and sub-transmission line protection.
- Fast fault detection using proven numerical protection algorithms.
- Supports power swing detection and out-of-step protection.
- Integrated fault locator simplifies fault identification.
- Auto-reclose and check synchronism functions improve network restoration.
- Programmable scheme logic allows customised protection schemes.
- Supports IEC 61850 and other industry-standard communication protocols.
- InterMiCOM teleprotection enables secure relay communication.
- Easy integration with SCADA and digital substation automation systems.
Applications
- Transmission line protection
- Sub-transmission networks
- Overhead line protection
- Underground cable protection
- High-voltage substations
- Extra-high-voltage transmission systems
- Utility power networks
- Digital substations
Schneider Electric Easergy MiCOM P442 Numerical High Performance Distance Protection Relay combines fast distance protection, advanced communication and flexible automation features, making it suitable for protecting modern transmission networks where dependable performance and system stability are critical.
