Description
Appleton® Pushbutton and Pilot Light Control Station, 2-Circuit Explosionproof Feed-Through Factory Sealed Universal, Series: EFD Series, 600 VAC, 10 A, 2 Operators, 2NO-2NC Contact Configuration, Momentary Contact Mode, Front Button Operator, Legend: STOP/START, Thread Connection, NEMA 3/7CD/9EFG NEMA Rating, Malleable Iron, Triple Coated, 8.88 in H x 3.5 in W x 5.5 in D Dimensions
Features:
- Factory sealed, eliminates the need for adding sealing fittings and compound at each conduit entrance
- The devices are enclosed in separate sealing chamber that has smooth, double flanges that mate both to the cover and mounting enclosure to provide flam
- EFD/EFDB factory sealed pilot lights are supplied with red jewel/guard assembly and 120 VAC/VDC, 50/60 Hz, 6 W, Type 6S6 lamp
- EFD/EFDB factory sealed selector switches furnished with nylon cam-operated, heavy duty push buttons for either 2-position or 3-position maintained contact operation
- They offer high thermal and arc resistance, high dielectric strength
- EDS factory sealed push buttons are available with dust cap for use in areas where excessive dust, moisture or corrosive conditions are encountered
- Enclosed stainless steel helper spring prevents accidental operation of push button in severe vibration
- EFD/EFDB back box supplied with internal ground screw
- Accurately tapped, tapered hubs for tight, rigid joints and ground continuity
- Smooth, rounded integral bushing in each hub protects conductor insulation
- Corrosion-resistant captive stainless steel hex head cap screws hold covers to body
- Stainless steel push button shaft operates within stainless steel bushing assuring long, maintenance free operation
- Push button and selector switch contacts are silver cadmium oxide which are "sealed" in lower phenolic chamber isolated from corrosive elements
- Assures positive contact and long, trouble-free operation
- Clearly marked terminals with brass screws assure quick, easy wiring
- Pigtail leads from push buttons are factory sealed in sealing well
Applications:
Hazardous Location and Heavy Duty Applications
Standards/Approval:
- UL 508/698/1203
- cULus File No. E10449/E81751
- NEC/CEC Class I/Div 1/Groups B C D/Class I/Div 2/Groups B C D/Class II/Div 1 and 2/Groups E F G/Class II
