A division of Norberg-IES • Established in 1969 • Tulsa Oklahoma

NEMA7 OPERATOR ACCESSORIES

Reset Button Operators

Standard Features

  • Used for resetting contactors, relays, etc. in explosion proof and weather-proof enclosures. Made with 3/4" NPSM threaded stem.
  • Standard operating shaft length 6" can be cut to length. Special lengths are also available. Use XRBL for wall thickness greater than 3/4".
     

CERTIFICATONS:

  • Class 1, Divsion 1, Groups B, C & D
  • Class 2, Groups E, F, & G
  • NEMA Type 3, 4, 7, & 9


Push Button & Selector Switch Components

Standard Features

  • Operator locking caps and actuator devices can be adapted to existing explosion proof operators. 
  • Simple installation requires removal of top cap and threading on the replacement.

NOTE: Mushroom button and wobble stick recommended only for operators with normally closed contact blocks. 


Operator Protective Boots

Standard Features

  • Molded silicone rubber, protective boots for use with explosion proof operators in extremely wet and dirty locations. Makes operators suitable for NEMA Type 3, 4X, 5, 7, 9, 12, & 13 application. 
  • Boot and metal collar are in integral assembly available as a factory adder or a field replacement.
  • Simple installation requires removal of existing cap and threading on the replacement. 

NOTE: To order as complete operator, add part # as suffix.


Close Up Plugs

Standard Features

  • 3/4" NPSM Type 4
  • 3/4 ounce

Legend Plates

Standard Features

  • Legend plates are anodized aluminum with engraved letters on black background (XNP).
  • Stop has a red and start has a green background.
  • Special engraved legend plates can be supplied.
  • Legend plate has foam gasket backing for use with protective boots for sealing.

600 Volts AC Maximum Contact Blocks for Push Buttons & Selector Switches

Standard Features

  • Series BT Contact Blocks
  • Extend 7/8" beyond operator
  • Contact blocks can be stacked for muliple circuits. 

To learn more or to order, please visit our store HERE

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