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      MPM Motor Protection Meter

      MPM-HI-A20

      Spare Part Number

      PNMPM

      Product Information:

      The MPM-HI-A20 is a GE Multilin MPM series Motor Protection Meter, designed for monitoring and protecting three-phase electric motors in industrial power systems. It is commonly used in motor control centers (MCC), pumps, compressors, and heavy industrial machinery to ensure safe and reliable motor operation.


      This device provides comprehensive electrical measurement and protection functions, including current, voltage, power, energy, and power factor monitoring, as well as advanced motor protection features such as overload detection, phase loss, phase imbalance, and thermal modeling protection. It helps prevent motor damage by detecting abnormal operating conditions in real time and initiating alarms or trip actions when necessary.


      In terms of communication and integration, the MPM-HI-A20 supports RS-485 serial communication with Modbus protocol, allowing it to connect with SCADA systems, PLCs, and energy management platforms. It typically includes configurable relay outputs and analog I/O (such as 4–20 mA outputs) for control and monitoring applications. This model is part of a legacy GE Multilin product line and is mainly used today in existing industrial installations for maintenance, replacement, or system upgrades.


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      Technical specifications for

      MPM-HI-A20

      0 TECHNICAL PARAMETERS
      • Manufacturer:
        General Electric
      • Product Category:
        General Automation
      • Spare Part Number:
        MPM
      • Estimated shipping dimensions:
        20.3 x 10.2x 10.2 cm
      • Weight:
        1.2 kg
      • Tariff Code:
        8537101190
      • Country of origin:
        USA
      • Place of shipment:
        Xiamen, Fujian, China
      • Product Type:
        Multi-Parameter Monitoring Module
      • Primary Function:
        Real-time acquisition and processing of industrial measurement signals
      • Measurement Capability:
        Multi-channel analog and/or digital signal acquisition (configuration-dependent)
      • Isolation Concept:
        Galvanic isolation between input and processing stages (industrial-grade design)
      • Operational Objective:
        High-precision real-time monitoring and data consolidation
      • Series:
        GE Multilin
      • Stock Availability:
        40
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      PRODUCT & ORDER FAQS

      Questions buyers ask about MPM-HI-A20

      • What is the system-level functional architecture of the MPM-HI-A20 within high-integrity industrial monitoring ecosystems?

        The MPM-HI-A20 is typically conceptualized as a high-accuracy multi-parameter monitoring module, engineered to perform synchronized acquisition of electrical and process variables within industrial automation and energy management infrastructures.

      • How does the MPM-HI-A20 achieve deterministic multi-channel data acquisition under real-time operating conditions?

        The MPM-HI-A20 generally utilizes a multi-channel sampling architecture with embedded digital signal processing (DSP), enabling deterministic acquisition of analog inputs such as voltage, current, or process signals with minimized latency and sampling jitter.

      • Why is the MPM-HI-A20 considered critical in precision industrial metering and supervisory control systems?

        The MPM-HI-A20 serves as a centralized metering and monitoring node, enabling high-resolution measurement consolidation for SCADA, PLC, and distributed energy management systems in mission-critical environments.

      • In what manner does the MPM-HI-A20 ensure signal integrity in electrically noisy industrial environments?

        The MPM-HI-A20 is typically designed with galvanic isolation and noise suppression filtering stages, reducing susceptibility to electromagnetic interference (EMI) and ensuring stable signal acquisition in harsh industrial conditions.

      • How does the MPM-HI-A20 maintain measurement stability across temperature and load variations?

        The MPM-HI-A20 generally incorporates temperature-compensated measurement circuits and auto-calibration logic, ensuring long-term drift stability and repeatable measurement accuracy under dynamic environmental conditions.
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          Moore Disclaimer: Moore Automated's sales automation equipment and related solutions are intended for industrial automation and business operational efficiency improvement purposes only. Product information, technical parameters, and application cases are for reference only and do not constitute an absolute guarantee of performance for any specific industry, scenario, or final application. Actual equipment performance may vary depending on factors such as the usage environment, system integration method, and maintenance conditions. Users should confirm compatibility and safety based on professional technical assessments. Moore Automated assumes no liability for any direct or indirect losses caused by improper use, modification, or failure to operate according to specifications, to the extent permitted by law.

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