Vacuum Contactors and Switches for Mining



The mining industry contains some of the world’s harshest environments and most demanding applications. That’s why their equipment requires reliable power switching and motor starting solutions to ensure dependable productivity in potentially hazardous surroundings.

As one of the world’s leading manufacturers of contactor and starter switches, Joslyn Clark is widely respected by leading coal mine machine builders. That’s why they use our products for applications such as long wall mining equipment, continuous miners, conveyors, power centers and other related equipment.  

Joslyn Clark’s CV, VC, and MVC contactors ensure safe and dependable start up and operation of mining equipment. Spanning the medium voltage range from 600V through 1.5 kV (CV Series), <3.6 kV (VC Series), and <7.2 kV (MVC Series), Joslyn Clark has the contactor and motor starter system solution to address your needs.

For mining applications, our contactor and starter solutions offer machine builders and mine operators safe, dependable solutions with a small environmental footprint for use in motor starting and power supply applications.

  • 1140V


    The 300 Amp, 1140 Volt Vacuum Contactor is for industries in which space is critical. This rugged contactor can be mounted in any plane and is front accessible. It also features a long electrical life and the kind of durability and reliability you’ve come to expect from Joslyn Clark vacuum contactors.

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  • VCL77U03515


    A higher reliability and longer life, electrically controlled switch used for switching high current electrical circuits. Used to control electric motors, lighting, heating, capacitor banks, thermal evaporators, and other electrical loads in harsh environments.

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  • CV77U030506


    Joslyn Clark CV contactors are compact in size to offer a solution to customers looking for an alternative to air break contactor for extended operating life in rugged applications. Joslyn Clark CV Starters combine the compact contactor load switching requirements with over current protection to prevent overload damage to the motor.

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  • MVC31U036A72


    The Joslyn Clark USAVAC Medium Voltage Contactors are ideal for applications for 2300V to 7200V. Current ratings of 200, 400 and 600 ampere, and motor ratings up to 7000 Hp at 6600V are available. Medium Voltage contactors and starters offer many unique features to create easy maintenance, dependability and versatility.

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  • Med Voltage Controller and Feeder

    Medium Voltage Controllers

    Joslyn Clark's line of medium voltage starters and medium voltage motor control products incorporate many safety and efficiency features that produce a compact, effective medium voltage motor control. 

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