Appleton‚Ñ¢ EFD/EFDB and EDS Control Stations - Explosionproof Control Solutions

The Appleton‚Ñ¢ EFD/EFDB and EDS Series are factory sealed control stations designed for explosionproof and dust-ignitionproof applications. These control stations confine the arcing of devices within the enclosure, preventing ignition of hazardous atmospheres during control operations. They are ideal for use in classified areas where flammable vapors, gases, or combustible dusts are present, making them suitable for chemical plants, refineries, and other process industries. The series supports remote control of motors through push buttons, selector switches, and pilot lights, providing reliable circuit control and visual indication of electrical functions. These products are essential components for electrical distributors, lighting solutions providers, wire and cable suppliers, and switchgear suppliers serving hazardous location markets.

Specifications

• Manufacturer: Appleton
• Manufacturer Part #: EFDB175102
• Product Weight: 4.0 lbs
• Electrical Rating: 10 Amp, 600 Vac maximum heavy-duty use (varies by device)
• Certifications: UL 508, UL 698, UL 1203; cULus Listed E10449, E81751
• Classifications: NEC/CEC Class I, Division 1 & 2, Groups B, C, D; Class II, Division 1 & 2, Groups E, F, G; Class III
• NEMA Ratings: 3, 7CD, 9EFG
• Material: Malleable iron body with copper-free aluminum cover (EFDB); aluminum sealing chamber for EDS
• Mounting: Available in 1-Gang, 2-Gang, 3-Device, and 2-Gang Tandem bodies with dead-end and feed-thru options
• Operating Temperature: Suitable for hazardous locations with corrosive and combustible atmospheres

Features

• Factory sealed push buttons and selector switches eliminate the need for additional sealing fittings and compounds at conduit entrances
• Heavy-duty push buttons rated 10 Amp, 600 Vac suitable for heavy-duty industrial use
• Push button and selector switch contacts made of silver cadmium oxide sealed in a phenolic chamber for corrosion resistance and long service life
• Stainless steel push button shafts and bushings ensure maintenance-free operation even in severe vibration environments
• Lockout type guards supplied standard on momentary push buttons to prevent unauthorized operation
• Pilot lights available with red jewel/guard assembly, 6 Watt, 120 Vac/Vdc lamp standard; other colors and LED options available
• Selector switches available in 2-position or 3-position maintained contact with high thermal and arc resistance
• EDS series rocker arm push buttons with separate sealing chamber for enhanced explosionproof integrity
• Corrosion-resistant stainless steel hex head screws secure covers and sealing chambers
• Internal ground screw provided for reliable grounding
• Wide variety of device combinations and mounting body configurations available to suit application requirements
• Compatible with industry-standard nameplates, securing rods, and lockout accessories

Downloads & Links

• Catalog: EFD/EFDB and EDS Series Factory Sealed Control Stations | Appleton
• Instruction Sheet: 501581-000, EFD/EFDB and EDS Control Stations | Appleton