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PUSH BUTTONS WITH RUBBER MEMBRANE – SERIES PX

Explosion proof push buttons with rubber membrane for hazardous area Zone 1 & Zone 21 & mines

Ex db / Ex tb – IP66

Pushbuttons series PX are spring return type buttons with rubber membrane. The fluorosilicon membrane, with excellent chemical-physic properties, is particularly indicated in place where dust and humidity can compromise the mechanical functions.

These devices are extremely compact but with high resistance. They are suitable to be installed in harzardous area Zone 1 and Zone 21.
They are also certified for mines group I M2 (with metal ring protection).

Features

  • Type of protection: Ex db / Ex tb

  • Degree of protection: IP66

  • Certified for:

    • Gas group IIB+H2 or IIC
    • Dust group IIIC
    • Mines group I M2

  • Max range ambient temperature: -50°C ÷ +80°C

  • Materials used:

    • Nickel plated brass (body and ring nuts)
    • Stainless Steel AISI 316L (drive shaft)

  • ISO 262 Threads: M20x1.5 or M25x1.5

  • Membrane in fluorosilicone

  • Max rated voltage: 500 Vac/dc

  • Max rated current: 10 A

  • Weight: 82 g up to 130 g

Push button with rubber membrane PX for hazardous area

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