Appleton Group
EFDCB175U2SR
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Descrizione
Appleton™ 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.- Part Number
- EFDCB175U2SR
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Specifications
- EFDB Standard Materials and Finishes
- Control station has a malleable iron body with a copperfree (4/10 of 1% max.) aluminum cover. Both have a triple-coat finish (1) zinc electroplate, (2) chromate, and (3) epoxy powder coat
- EDS Standard Materials and Finishes
- Control station has a malleable iron body and cover with a triple-coat finish (1) zinc electroplate, (2) chromate, and (3) epoxy powder coat; sealing chamber is copperfree (4/10 of 1% max.) aluminum with a natural finish; and nylon operating handle
- SPBB Standard Materials and Finishes
- Push button upper barrel is copperfree (4/10 of 1% max.) aluminum with a natural finish; lower barrel is phenolic with nylon plastic button (dust cap models have neoprene buttons)
- SPLN/SPLS Standard Materials and Finishes
- Pilot light guard and body assembly is copperfree (4/10 of 1% max.) aluminum with a natural finish; steel clamping ring; and tempered glass jewel
- SSBA Standard Materials and Finishes
- Selector switch operator mechanism is copperfree (4/10 of 1% max.) aluminum with a natural finish; nylon cam; and sealed phenolic contact block
- Option Materials
- 1- or 2-gang copperfree (4/10 of 1% max.) aluminum bodies and covers available. See catalog pages for details
- Modified Operation Three Position Selector Switches
- Momentary contact right position, spring return to center, maintained contact left position. Momentary contact left position, spring return to center, maintained contact right position. See catalog pages for details
- EFD/EFDB Lockouts
- Selector switch lockout locks two or three position handle in any position. Securing rod for push button lockout guard is also available. See catalog pages for details
- EFD/EDS Brazen Hubs
- Units may be supplied with brazed hubs as 3-, 4-, and 5-gang in a variety of hub configurations. See catalog pages for how to order these and other custom units by adding suffixes to mounting body catalog numbers
- Nameplate Mounting Bracket
- Make circuit description/identification easy and eliminate costly field installation (drilling/tapping) to accommodate circuit identification nameplates by using our bracket accessory. See catalog.
- Other Options Available
- See catalog pages for details
Certifications and Compliances
- NEC and CEC Certifications and Compliances
- Class I, Division 1 and 2, Groups B, C, D; Class II, Division 1 and 2, Groups E, F, G; Class III; NEMA 3, 7CD, 9EFG
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