The Schneider Electric Micom P143 is an overcurrent and earth fault protection relay designed for critical power system monitoring. This relay is part of Schneider Electric's established protection relay portfolio, offering robust fault detection capabilities essential for maintaining grid stability and equipment integrity. Its application is typically found in medium and high-voltage substations, as well as industrial power distribution networks where reliable protection against electrical faults is paramount.

Technical Details

• Series: Micom P143
• Functionality: Overcurrent and Earth Fault Protection
• Protection Type: Inverse Time and Definite Time Overcurrent, Earth Fault
• Control Voltage: Typically 110-240V AC/DC (verify specific model requirements with manufacturer datasheet)
• Communication Interface: May include serial ports for configuration and data retrieval (verify specific model capabilities)
• Relay Outputs: Configurable output contacts for tripping and alarm functions
• Measurement Capabilities: Monitors phase currents and earth fault currents
• Event Logging: Records fault events and operational data for analysis

Applications & Compatibility

This protection relay is integral to the safe and reliable operation of power distribution systems. It is commonly deployed in electrical substations, industrial plants with significant motor loads, and utility grids to protect transformers, feeders, and generators from damaging overcurrent and earth faults. Its compatibility extends to various protection schemes and SCADA systems requiring detailed fault information.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric Micom P143 or contact our technical team for cross-reference assistance with compatible protection relay components.