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MCGRP-12-Withdrawable-Vacuum-Contactor-3p

Withdrawable Vacuum Contactor 3p MCGRP-12

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Description

MCGRP-12 Withdrawable Vacuum Contactor 3p is designed for frequent switching of electrical loads in three-phase alternating current networks with voltage up to 10kV at a frequency of 50-60Hz, conducting currents under normal conditions and under conditions of operating overloads.

Rated voltage, kV: 10

The greatest working voltage, kV: 12

Rated current, A: 160, 250, 400, 630

Number of Poles: 3 (Three Pole)

Vacuum contactors MCGRP-12 are installed in starters, stations and control units for asynchronous motors with squirrel-cage and phase rotors, in remote control systems for drives, control transformers and capacitive batteries in capacitor units. Due to the lack of an electric arc, it has safety and reliability characteristics, low noise level, low maintenance design, as well as small size.

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Parameters

Operating conditions of MCGRP-12

  1. Altitude: up to 2000 m.
  2. Ambient temperature: from -45 ° С to + 55 ° С.
  3. Environmental Humidity:
  • the average value of relative humidity during the day is not more than 90%;
  • the average value of relative humidity during the month is not more than 80% at a temperature of plus 25 ° C.
  1. seismic resistance up to 8 points.
  2. Environment is not explosive, does not contain conductive dust, aggressive gases and vapors in concentrations that destroy metal and insulation.
  3. Service life of the circuit breaker 20 years.
  4. Warranty period from the date of commissioning — 2 years.

Technical Parameters of MCGRP-12

MCGRP-12-1

MCGRP-12-2

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Solutions

Solutions and Applications of High-Voltage Vacuum Contactors:

  1. Motor Control Centers (MCCs): Vacuum contactors are commonly used in motor control centers to control electric motors’ operations, ensuring they start/stop safely and efficiently.
  2. Transformer Switching: Vacuum contactors can be used for switching operations in transformers, ensuring they can be safely isolated or connected to a circuit.
  3. Power Distribution Systems: In distribution systems, they play a role in load-breaking operations, especially during fault conditions or routine switching operations.
  4. Capacitor Switching: Used in the reactive power compensation systems, they help switch capacitors in or out to ensure power quality in the system.
  5. Pumps and Compressors: For large industrial pumps and compressors, vacuum contactors offer a reliable solution for motor control, ensuring that these devices operate safely.
  6. Mining Operations: Given their robust and reliable nature, vacuum contactors find applications in the demanding environment of mining operations for controlling and protecting heavy machinery.
  7. Renewable Energy Systems: As renewable energy systems like solar and wind become more prevalent, vacuum contactors help in integrating these energy sources into the grid, ensuring they can be connected or disconnected safely.
  8. Electric Furnaces: In metallurgical processes, electric furnaces require precise control. Vacuum contactors offer a solution for managing these high-power devices.

With the increasing demand for reliable electrical systems, especially in industries undergoing rapid electrification, the role of high-voltage vacuum contactors is set to grow. Innovations are continually being made to enhance their efficiency, reduce their size, and ensure they can handle even higher capacities.

High-voltage vacuum contactors are unsung heroes in modern electrical systems. Their ability to handle significant power in a compact, safe, and reliable manner makes them indispensable in various industrial and commercial applications. As electrical systems evolve and demand grows, the importance of these robust devices will only become more pronounced.

Dimensions of MCGRP-12

MCGRP-12-3

Please state the following when placing the order:

  1. Title, model/specification of the product;
  2. Rated voltage, rated current and rated control voltage;
  3. Quantity of product and spare parts;
  4. Other special requirements.

You can asking Data Sheet List before order by e-mail: power@mettz.com or mettzpower@gmail.com

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