ABB MO132-25 Manual Motor Starter

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• 1. Product Overview

  ABB MO132-25 Manual Motor Starter is a compact device for low-voltage motor starting and protection. It integrates overload protection, short-circuit protection, and manual control functions.

  The device is suitable for industrial, commercial, and infrastructure systems to safely start and protect three-phase asynchronous motors. MO132-25 supports direct-on-line (DOL) starting and adjustable overload trip settings, extending motor life and ensuring safe operation.

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  2. Main Technical Data

  General

  • Product type:
    Manual Motor Starter (MMS)

  • Rated current range:
    12–18 A (adjustable, depending on model)

  • Poles:
    3

  • Operating voltage:
    400 V AC, 50/60 Hz

  • Overload protection:
    Adjustable thermal trip for motor overload

  • Short-circuit protection:
    Built-in or external fuse protection

  Electrical Characteristics

  • Starting method:
    Direct-on-line (DOL)

  • Rated insulation voltage:
    690 V

  • Breaking capacity:
    10 kA

  • Reset method:
    Manual reset

  Mechanical & Environment

  • Mounting:
    DIN rail or panel

  • Housing:
    Flame-retardant plastic

  • Operation:
    Manual knob/lever

  • Operating temperature:
    -20°C to +60°C

  • Protection rating:
    IP20 (standard)

  Standards & Certification

  • Compliance:
    IEC 60947-4-1, EN 60947-4-1

  • Operating environment:
    Industrial, commercial, and infrastructure motor control

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  3. Key Advantages and Features

  1. Motor protection
     Provides overload and short-circuit protection for motors and circuits.

  2. Manual control operation
     Knob/lever operation allows intuitive start/stop control of motors.

  3. Adjustable overload trip
     Flexible adjustment according to motor rated current improves protection accuracy.

  4. Compact design
     Saves panel space and supports DIN rail or panel mounting.

  5. High reliability and durability
     Industrial-grade construction resists heat, vibration, and impact.

  6. Easy maintenance and monitoring
     Manual reset facilitates operation and troubleshooting.

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  4. Typical Applications

  • Industrial plant and production line motor control

  • Commercial building HVAC, elevators, and fans

  • Water treatment plants and pumping stations

  • Automation equipment and drive systems

  • Control panels and motor starting systems

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  5. Installation and Application Notes

  1. Verify motor rated current
     Ensure the starter rated current matches the motor before installation.

  2. Correct wiring and installation
     Follow the manual for wiring; ensure terminals are tight and connections reliable.

  3. Environmental conditions
     Avoid high humidity, high temperature, and corrosive gases; ensure proper ventilation.

  4. Manual reset operation
     After overload or short-circuit trip, manually reset before restarting the motor.

  5. Periodic inspection
     Check trip unit operation, wiring, and knob/lever movement regularly for long-term reliable operation.

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The structure and details of the product：

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