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    Interlocked Receptacle Switches

    Provides electrical connection to heavy-duty portable equipment. The interlock ensure equipment connections cannot be made or broken when the switch is in the "ON" position.

    This Product is Obsolete

    The interlock receptacle switches offer is built upon the robust Heavy Duty Safety Switch platform that has led the industry for over 100 years. These switches are fitted with Appleton Powertite ™, Crouse-Hinds Style 2 Arktite ™ or Hubbellock ™ receptacles. The switches support three-phase four-wire applications. The fourth wire is connected to the switch equipment grounding terminal and is not a solid neutral termination.

    Medical Products Legacy SQD
    • Features

      Heavy Duty Interlocked Receptacle Safety Switches fitted with Appleton Powertite ™ receptacles:

      • UL listed and CSA Certified
      • Available
      • 30-100A 600Vac/250Vdc
      • Fused or non-fused
      • NEMA Type 1, and 12/3R enclosures
      • Stainless Steel NEMA Type 4/4X/5 enclosures
      • Suitable for use as service equipment (USA only)
      • Horsepower rated for motor applications -- 100hp max
      • Receptacles are epoxy powder coated over copper-free aluminum

      Heavy Duty Interlocked Receptacle Safety Switches fitted with Crouse-Hinds Arktite ™ receptacles:

      • UL Listed
      • Available
      • 30-100A 600Vac/250Vdc
      • Fused or non-fused
      • NEMA Type 1, and 12/3R
      • Stainless Steel NEMA Type 4/4X/5
      • Suitable for service equipment
      • Horsepower rated for motor applications -- 100hp max
      • Receptacles are cast aluminum, copper free for NEMA Type 1 and 12/3R enclosures
      • Receptacles are cast aluminum, epoxy powder coated, copper free for NEMA Type 4/4X/5 enclosures

      Heavy Duty Interlocked Receptacle Safety Switches fitted with Hubbell Hubbellock ™ receptacles:

      • UL Listed
      • Available
      • 60A 600Vac/250Vdc
      • fused or non-fused
      • NEMA Type 1, and 12 enclosures
      • Suitable for service equipment Receptacles are zinc plated steel for NEMA Type 1 and 12 enclosures
      • Horsepower rated for motor applications -- 60hp max
      • Short Circuit Current Rating for fusible switches is 10kAIR when used with Class H, K, J or R fuses
      • Short Circuit Current Rating for non-fusible switches is 10kAIR maximum when protected by Class H, K, J, R or T fuses


      • The Heavy Duty Interlocking Safety Switch's Interlocking linkage between the receptacle and switch mechanism provides an additional layer of operator safety;
      • prevents insertion or removal of the mating plug while the Heavy Duty Interlocking Receptacle Safety Switch is in the "ON" position
      • prevents insertion of any plug other than the specified mating plug.
      • Short Circuit Current Ratings are available in the Digest and Catalog.
      • Visible blade switches for positive "OFF" indication.
      • Optional viewing window allows visual verification of blade position without opening door.
      • Red and black handle indicates the ON (red) or OFF (black) condition of the switch.
      • Dual cover interlock prevents the cover from being opened when the switch is ON and prevents the switch from being turned ON when the cover is open.
      • Handle lock-off provision for multiple padlocks -- "OFF"
      • position.
      • Cover can be padlock closed.
      • Tangential knockouts, where provided, lessen the need for conduit offset
      • bends.
      • Equipment grounding lugs are included.
      • Seismically Qualified to the:
      • 2010 ASCE 7
      • 2012 International Building Code (IBC)
      • 2013 California Building Code (CBC)
      • State of California’s Office of Statewide Health Planning and Development (OSHPD) requirements for seismic certification

      Benefits

      Reliable performance

      Long term durability

      • Mechancial endurance is guaranteed to exceed three times the NEMA requirements
      • Enclosed operating mechanism design reduces the amount of dust and other contaminants that shorten the mechanism’s operating life.
      • More current carrying copper
      • Result -- switches operate cooler
      • Cooler temperatures -- longer life
      • Galvannealed Steel with E-Coat on all NEMA 3R Enclosures

      Efficient Installation

      Operation Safety Features

    • Two tone color handle clearly shows switch's status
    • Red "ON"
    • Black "OFF"
    • Dual Cover Interlock
    • The switches includes an oversized arc suppressor, a key feature in the ability of the switch to break the load by effectively attenuating the arc for a clean interruption.
    • Applications

      For circuit disconnect

      • Service entrance equipment
      • Point of load

      Circuit protection (fusible switches only)

      • Overload or thermal protection
      • Short circuit or high fault protection

      Environmental protection

      Personnel protection

      • From live parts
      • Arcing during switching
      • During maintenance of loads

      Customer Locations Switch Is Typically Applied:

      • Mining and Mineral
      • Commercial Buildings
      • Manufacturing
      • Industrial Buildings
      • Water Wastewater
      • Healthcare Facilities
      • Educational Campuses