Description
Crouse-Hinds Pushbutton Control Station, Dead End Factory Sealed, Series: EDS, 600 V AC, Maintained Contact Mode, Front Operated Operator, NEMA 3/7BCD/9EFG, Feraloy® Iron Alloy, Electro-Galvanized/Aluminum Acrylic Painted, 3-1/2 in W
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 problems
- Eliminate external seals
- Lower installation costs
- 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 bushings
- 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 journalled shafts and bearings for front button operation, produces flametightness of enclosure joints
- On enclosures with front lever and side rocker type operating handles, threaded type shafts and bushings are used to ensure flametightness
- When stop is indicated, button is automatically red, when start is indicated, button is automatically green, otherwise, black buttons are standard
- Explosionproof, dust-ignitionproof, raintight wet locations construction
- 1/2 in hub
- 1 circuit, universal
- 1 Gang
- Maintained red emergency "STOP" button with lockout - front operated mushroom button breaks normally closed and makes normally open contacts (push to stop), lockout standard
- Fully assembled
Applications:
In industrial areas such as chemical plants, oil and gas refineries, paint and varnish manufacturing plants, gasoline bulk loading terminals, grain elevators, grain processing industries, coal processing or handling areas, or metal handling or finishing areas where atmosphere may contain hazardous gases and/or dust
Standards/Approval:
- NEC/CEC Class I, Division 1/2, Group C/D, Class II, Division 1, Groups E/F/G, Class II, Division 2, Groups F/G, Class III
- UL 1203
- CSA C22.2 NO 30
- NEMA 3/7B/7C/7D/9E/9F/9G
