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EP499 Series

Explosion Proof Exit Switches

SDC’s EP499 series explosion proof mushroom button exit switches are specifically designed for applications where flammable vapors are cause for concern, like clean room, chemical plant, or refinery environments by eliminating the sparks or arc in the exit switch.

For use in hazardous and corrosive environments:
Class I, Zone 1, AEx de IIC T6...T4 Gb / Ex de IIC T6...T4 Gb X Zone 21, AEx tb IIC T85°C...T135°C Db IP66 / Ex tb IIC T85°C...
T135°C Db IP66 X
Class I, Division 2, Groups A, B, C, D
Class II, Division 2, Groups E, F, G
Class III UL50, 50E, 508, UL60079-0, -1, -7,-31
Type 3, 4, 4X, 12, 13

This unit is intended to be used in the following atmospheres: acetone, ammonium hydroxide, ATSM fuel C, benzene, methylethylketone, diethyl-ether, 2-nitropropane, ethyl-acetate, furfural, normal hexane, methyl alcohol.

Maximum ambient temperature is not to exceed 150° F (60° C). For supply connections, use a suitable wire with a minimum insulation temperature rating of 167° F (75° C).

x See Datasheet For More Info
  • UL Classified for Hazardous Locations
  • IEC Rating DC60V 5A DC-13
Explosion Proof Exit Mushroom Switch, Green Button, Momentary (MO), SPDT
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