Description
Appleton® Selector Switch Assembly, Series: EFDB, 600 V AC, 10 A, 1 Operators, 3NO-1NC Contact Configuration, 4.63 in H x 3 in W x 1.6 in D Size, Knob Operator, Legend: Auto/Hand/Off, Thread Connection, NEMA 3/7C/7D/9E/9F/9G Enclosure, Malleable Iron, Triple Coated
Features:
- Eliminate need for adding sealing fittings and compound at each conduit entrance
- Dozens of possible combinations of push buttons, selector switches and pilot lights
- Smooth, rounded integral bushing in each EFD/EFDB hub protects conductor insulation
- Accurately tapped, tapered hubs for tight, rigid joints and ground continuity
- Stainless steel push button shaft operates within stainless steel bushing assuring long, maintece 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
- Enclosed stainless steel helper spring prevents accidental operation of pushbutton in severe vibration installations
- Corrosion resistant captive stainless steel hexagonal head cap screws hold EFKB covers to body
- Factory sealed selector switches furnished with nylon camoperated, heavy-duty push buttons for either 2-position or 3-position maintained contact operation
Applications:
For installation in chemical and petrochemical plant, refinery and other process industries
Standards/Approval:
- NEC Class I, Div 1, 2, Groups B, C, D
- Class II, Div 1, 2, Groups E, F, G
- Class III
- UL 508/698/1203 Listed
