EFR Series

Explosion proof emergency pushbutton
Ex db / Ex tb – IP66

Emergency pushbutton series EFR is a mushroom type with rotary release.
Push button series EFR can be installed up to 4 electrical contacts or normally close or normally open or both type.

It is suitable to be installed in classified harzardous area Zone 1 & Zone 21 and also certify for mines group I M2 (with metal ring proctection).

Features

  • Type of protection: Ex db / Ex tb

  • Degree of protection: IP66

  • Certified for:

    • Gas group IIC
    • Dust group IIIC
    • Mines group I M2

  • Max operating temperature: -60°C ÷ +180°C

  • Material used:

    • Nickel plated brass
    • Stainless Steel AISI 316L

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

  • Max rated voltage: 690Vac / 440Vdc

  • Max rated current: 10A

  • Rated cross-section: 0,5 ÷ 2,5 mm2

Explosionproof Emergency Pushbutton rotary release for hazardous area Series EFR
Certificazione CE - RIBCO S.r.l.
Data sheet
Electrical Contacts Data sheet

Assembly instructions 

Safety instructions 

IECEx Conformity 

ATEX Certificate 

IECEx Certificate 

Other options available

Explosionproof Emergency Pushbutton rotary release for hazardous area Series EFR3

EFR3 – Up to 6 electrical contacts