Description
Appleton®, EFDB175U2A, Selector Switch Control Station, Series: EFDB, 600 V AC, 10 A, 1NO-1NC Contact Configuration, Momentary Contact Mode, Legend: Start/Stop, NEMA 3/7CD/9EFG NEMA Rating, Surface Mounting, Aluminum, Triple Coated, 4.63 in L x 3 in W x 4.69 in D Dimensions
Features:
- Explosionproof, Dust-Ignitionproof. Ideal for installation in chemical and petrochemical plants, refineries and other process industries
- 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
- 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
- Clearly marked terminals with brass screws assure quick, easy wiring
- Pigtail leads from push buttons are factory sealed in sealing well
Applications:
Push buttons and selector switches are used in conjunction with contactors or magnetic starters for remote control of motors. Pilot lights provide visual assurance that an electrical function is being performed at a remote or local location. EFD/EFDB and EDS factory sealed control stations confine arcing of device within the enclosure, preventing ignition of ignitable atmospheres during control operation of motors and other equipment. Used in classified areas where flammable vapors, gases or highly combustible dusts are present. For installation in chemical and petrochemical plants, refineries, and other process industries
Standards/Approval:
- UL Standards UL 508, UL 698, UL 1203
- cULus Listed E10449, E81751
