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469-P1-HI-A20
469-P1-HI-A20
469-P1-HI-A20

GE 469-P1-HI-A20 Multilin 469 Motor Management Relay

  • Model: 469-P1-HI-A20
  • Brand: GE Multilin
  • Series: 469 Motor Management
  • Core Function: Advanced motor protection & control
  • Product Type: Motor Management Relay
  • Key Specs: 1A phase CT inputs, HI control power, 4-20mA analog outputs
  • Condition: New Original / New Surplus
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Description

3. Key Technical Specifications

  • Phase CT Inputs: 1A (P1)
  • Control Power: HI range (90-300 VDC / 70-265 VAC)
  • Analog Outputs: 4-20 mA (A20 option)
  • Protection: Thermal model, stator/rotor thermal, ground fault
  • RTD Inputs: Multiple (configurable)
  • Communication: Multiple ports including RS485
  • Display: Large LCD with keypad
  • Outputs: Multiple programmable relays

4. Product Introduction

The GE 469-P1-HI-A20 is a Multilin 469 motor management relay configured for 1A CT inputs, high-range control power, and analog outputs. It delivers comprehensive protection for medium to large AC motors and driven equipment.

This model excels in applications requiring detailed monitoring and 4-20 mA signals for DCS integration. It includes advanced thermal protection and diagnostics. Confirm all order code details and CT ratios match your motor and system requirements before installation.

469-P1-HI-A20
469-P1-HI-A20
469-P1-HI-A20
469-P1-HI-A20

5. Troubleshooting Quick Reference

Symptom Possible Cause Relevance to this Part Quick Check Method Recommendation
Relay unresponsive Control power failure ✅ High Measure voltage at power terminals Verify within HI range specs
Incorrect current readings Wrong CT ratio programmed ✅ High Compare relay display to clamp meter Update CT primary/secondary settings
Analog output not scaling Configuration error ✅ High Check 4-20 mA loop and scaling parameters Verify output assignment in software
Thermal trip too early Inaccurate motor data ✅ Medium Review motor nameplate vs settings Enter correct FLA, service factor, and thermal constants
Communication loss Protocol mismatch ✅ Medium Test RS485 wiring and baud rate Confirm device address and parity

Capture oscillography and event records for support analysis.

6. Frequently Asked Questions (FAQ)

What does P1-HI-A20 indicate in the 469 order code? P1 = 1A phase current inputs, HI = high voltage control power supply, A20 = 4-20 mA analog output module.

Is the 469 suitable for large motors? Yes. The 469 series targets medium and large motors with sophisticated thermal modeling and comprehensive protection elements.

Does this relay support RTD monitoring? Yes. It accepts multiple RTD inputs for stator, bearing, and ambient temperature monitoring. Configure voting and alarm/trip levels as needed.

How do I connect to the relay for setup? Use EnerVista 469 Setup software via the front port or rear communications. It simplifies programming, monitoring, and firmware management.

Is this configuration in stock? New Surplus units matching this order code are available for prompt shipment. Reach out for exact availability.

What testing occurs on these relays? Power supply verification, CT input simulation, protection element testing, analog output calibration, and communication checks. Reports available upon request.

What setup step causes the most headaches? Mismatched CT ratios or incomplete motor data. Always record existing settings and motor nameplate information before swap. Double-check all protection thresholds and test the system with a reduced load if possible after installation. Use proper shielding on communication and RTD cables.

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