GE SR469-HI-A20 Motor Management Relay – Intelligent Protection for Critical Industrial Systems
The GE SR469-HI-A20 Motor Management Relay combines advanced metering technology with adaptive protection algorithms to deliver unparalleled motor performance monitoring and failure prevention. Designed for demanding industrial environments, this relay provides real-time diagnostics through waveform captures, event reports, and comprehensive startup data logging to maximize system uptime and operational efficiency.
Key Features
- Adaptive Learning Technology – Automatically adjusts protection settings based on motor operating patterns to optimize performance and extend equipment lifespan
- Advanced Metering Capabilities – Captures high-resolution waveforms, harmonic analysis, and energy consumption metrics for predictive maintenance
- Multi-Protocol Communication – Supports Modbus RTU/TCP and Ethernet/IP protocols for seamless integration with SCADA systems
- Comprehensive Protection Suite – Provides 27 protection functions including thermal overload, stall protection, and voltage unbalance detection
- Robust Industrial Design – IP54 front panel rating and Class I insulation ensure reliable operation in harsh industrial environments
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand/Model | GE SR469-HI-A20 |
| Power Requirements | 110-250 VDC / 100-240 VAC 50/60Hz |
| Dimensions | 29.6cm H × 10.7cm W × 20.5cm D |
| Weight | 4.54 kg (10 lbs) |
| Current Inputs | 1A/5A secondary (auto-ranging) |
| RTD Compatibility | 3-wire RTD support for 100Ω Pt, 100Ω Ni, 120Ω Ni, 10Ω Cu |
Application Fields
This advanced motor management relay is engineered for critical applications across multiple industries including:
- Oil & Gas processing plants
- Power generation facilities
- Heavy manufacturing operations
- Mining equipment monitoring
- Water/wastewater treatment systems
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