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• • ABB MP1-42G-11 220VAC Contactor — Product Description

    1. Product Overview

    The ABB MP1-42G-11 220VAC contactor is a reliable low-voltage switching device designed for controlling and switching three-phase motors, heaters, lighting, and other industrial loads. Equipped with a 220VAC coil, it provides stable electromagnetic performance, long service life, and easy installation, making it suitable for a wide range of industrial control applications.

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    2. Technical Specifications

    • Rated Operational Voltage (Ue): AC 690V

    • Coil Voltage: 220VAC 50/60Hz

    • Rated Current (Ie): 42 A (AC-3)

    • Utilization Category: AC-3 / AC-1

    • Main Contacts: 3 poles

    • Auxiliary Contacts: 1NO + 1NC

    • Rated Insulation Voltage (Ui): 690 V

    • Impulse Withstand Voltage (Uimp): 6 kV

    • Mechanical Life: >10 million operations

    • Electrical Life: >1 million operations (AC-3)

    • Terminal Type: Screw terminals

    • Mounting: DIN rail or screw mounting

    • Operating Temperature: -25°C to +55°C

    • Protection Class: IP20

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    3. Features and Advantages

    • High reliability with a durable electromagnetic system

    • Fast response and low noise operation

    • Compact and flexible installation

    • Includes 1NO + 1NC auxiliary contacts for control feedback

    • Heavy-duty contact materials for long service life

    • Strong resistance to vibration, suitable for industrial use

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    4. Application Areas

    • Three-phase motor control

    • HVAC systems (air conditioners, fans, pumps)

    • Power distribution and control panels

    • Industrial heaters and furnaces

    • Automated production lines

    • Building automation systems

    • Compressors, conveyors, elevators

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    5. Precautions

    • Ensure the coil voltage is 220VAC, matching the contactor specifications.

    • Match the 42A rating to the motor’s full-load current under AC-3 duty.

    • Tighten all terminal screws securely to prevent overheating or arcing.

    • Avoid high humidity or extreme temperatures.

    • Use with a thermal overload relay for complete motor protection.

    • Always disconnect power before maintenance or wiring.

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