Features

• Factory sealed enclosures are used to prevent arcing of enclosed device from causing ignition of a hazardous atmosphere external to the enclosure, in conjunction with magnetic starters or contactors for remote control of motors
• Reduce installation problem
• Eliminate external seals
• Lower installation cost
• Improve safety
• Are used with general purpose snap and pushbutton type switches
• Standard neoprene covers for front operated pushbuttons prevents accumulation of dirt and entrance of water around operating shafts
• Mounting lugs and taper tapped hubs with integral bushing
• Large machine screws for fastening covers to bodies
• Lockout provisions on front operated pushbutton (marked "STOP" and "OFF") and selector switch covers
• Lockout hole for padlock having 1/4 in hasp is provided when used with covers for front lever and side rocker type operation
• Close tolerances in machining of wide, mating flanges and journaled shafts and bearings for front button operation, produces flame tightness of enclosure joints
• On enclosures with front lever and side rocker type operating handles, threaded type shafts and bushings are used to ensure flame tightness
• Explosionproof, dust ignitionproof, raintight
• 3/4 in hub