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Appleton™ EFD/EFDB and EDS Control Stations and Pilot Lights
Brand: AppletonAppleton™ explosionproof, dust-ignitionproof EFD/EFDB and EDS Series factory sealed control stations confine the arcing of devices within the enclosure, preventing ignition of ignitable atmospheres during control operation of motors and other equipment.
A variety of push buttons and selector switches are available for use in conjunction with contactors or magnetic starters for remote control of motors.
They provide circuit control and/or selection. Pilot lights are available to provide visual assurance that an electrical function is being performed at a remote or local location.
EFD/EFDB and EDS Series control stations are designed for use in classified areas where flammable vapors, gases or highly combustible dusts are present.
Features- Explosionproof, Dust-Ignitionproof. Ideal for installation in chemical and petrochemical plants, refineries and other process industries
- 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 Watt, 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 i
- Heavy-duty push buttons, 10 Amp, 600 Vac rated
- EFD/EFDB momentary push buttons are supplied with lockout type guards as standard. A hole in the guard will accept locks with up to 1/4" hasp. Permits locking of push button to prevent unauthorized operation
- EFD/EFDB backbox 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
Specifications
Brand
Standard Finish
- EFD/EFDB Control Stations: Body, Triple-coat - (1) Zinc Electroplate, (2) Chromate, and (3) Epoxy Powder Coat
- SPBB Push Button, SPLN/SPLS Pilot Light and SSBA Selector Switch: Natural Finish
- EDS Control Stations: Body and Cover: Triple-coat - (1) Zinc Electroplate, (2) Chromate, and (3) Epoxy Powder Coat Sealing Chamber, Natural Finish
NEC/CEC Certifications & Compliances
- UL
- cULus
Standard Material
- EFDB Control Stations: Malleable Iron Body with Copperfree (4/10 of 1% max.) Aluminum Cover
- SPBB Push Button: Copperfree (4/10 of 1% max.) Aluminum Upper Barrel and Phenolic Lower Barrel with Nylon Plastic Button (Dust Cap Models Have Neoprene Buttons)
- SPLN/SPLS Pilot Light: Copperfree (4/10 of 1% max.) Aluminum Guard and Body Assembly; Steel Camping Ring; Tempered Glass Jewel
- SSBA Selector Switch: Copperfree (4/10 of 1% max.) Aluminum Operator Mechanism, Nylon Cam, and Sealed Phenolic Contact Block
- EDS Control Stations: Malleable Iron Body and Cover; Copperfree (4/10 of 1% max.) Aluminum Sealing Chamber; Nylon Operating Handle
