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MPM123

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The Alstom MPM123 Measurement and Protection Module is designed to provide accurate monitoring and reliable protection functions for industrial and power system applications.
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Technical specifications for MPM123

  • Manufacturer:
    Alstom
  • Part Number:
    MPM123
  • Product Family:
    Alstom
  • Type:
    Measurement and Protection Module
  • Input voltage:
    24 V DC
  • Power consumption:
    ≤15 W
  • Measurement accuracy:
    ±0.5%
  • Frequency range:
    45–65 Hz
  • Response time:
    <10 ms
  • Communication interface:
    RS485, Ethernet
  • Protocol support:
    Modbus RTU, Modbus TCP
  • Operating temperature:
    -20°C to +70°C
  • Storage temperature:
    -40°C to +85°C
  • Humidity:
    5% to 95% non-condensing
  • Insulation resistance:
    ≥100 MΩ at 500 V DC
  • Weight:
    0.5 kg
  • Estimated shipping dimensions:
    13x3.5x4cm
  • Tariff Code:
    8537101190
  • Country of origin:
    USA
  • Place of shipment:
    Xiamen, Fujian, China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.
Description
The Alstom MPM123 Measurement and Protection Module is designed to provide accurate monitoring and reliable protection functions for industrial and power system applications. It integrates measurement, protection, and diagnostic capabilities in a compact unit. 

Built with robust design and advanced technology, it ensures dependable performance in demanding environments. The module supports continuous monitoring of system parameters, fault detection, and safe shutdown operations, helping to maintain system stability and safety.

The MPM123 is a high‑performance Measurement and Protection Module originally developed by Alstom for industrial automation and power system protection applications. 

It is engineered to deliver accurate real‑time monitoring of critical electrical parameters — including voltage, current, frequency, and power quality — while providing comprehensive protection functions that safeguard equipment and systems from electrical faults and abnormal conditions.
Alternative Names
MPMI23
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
What is the MPM123 module?
The MPM123 is a Measurement and Protection Module designed to monitor electrical parameters such as voltage, current, and frequency, while providing protection for industrial and power systems.
What protection functions does the MPM123 provide?
It offers overvoltage, undervoltage, overcurrent, and frequency protection, helping prevent damage to generators, transformers, motors, and other critical equipment.
Where is the MPM123 typically used?
The module is widely deployed in power plants, substations, industrial automation systems, and distribution networks for reliable monitoring and rapid fault response.

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