Description
You’ve previously inquired about the GE MMII-PD-MOD501-120, and I can provide the same information I shared earlier, along with some additional insights:
GE MMII-PD-MOD501-120 Motor Management Relay
This is a microprocessor-based motor management relay manufactured by GE Multilin. It offers comprehensive protection, control, and monitoring functionalities for electric motors in industrial settings.
Breakdown of the Model Number:
- GE: Manufacturer (General Electric)
- MMII-PD: Product line (Motor Management – Microprocessor based, possibly Millisecond Intelligent Interface – Protective Device)
- MOD501: Specific model variant within the MMII-PD series (likely signifying specific functionalities)
- -120: Voltage rating (likely 120 Volts)
Key Functionalities (General, may vary depending on model variant):
- Motor Protection: Safeguards motors against electrical faults through features like:
- Overcurrent Protection
- Overvoltage Protection
- Undercurrent Protection
- Ground Fault Protection
- Locked Rotor Protection
- Thermal Overload Protection
- Motor Control (Optional): May provide basic control functions for starting and stopping motors.
- Motor Monitoring: Continuously monitors various motor parameters, including:
- Current
- Voltage
- Power
- Speed
- Temperature (may require additional sensors)
- Communication (Optional): May support protocols like Modbus or Ethernet for integrating with SCADA systems, enabling remote monitoring and control.
Possible Applications:
- Industrial facilities with electric motors used in pumps, fans, compressors, and machine tools.
- Water and wastewater treatment plants for pump motor protection and monitoring.
- HVAC systems for motor protection in air handling units and chillers.
- Manufacturing facilities for motor protection in conveyor systems and production machinery.
