EFRG Series

Explosion proof emergency pushbutton
Ex db / Ex tb – IP66

Emergency pushbutton series EFR is a mushroom type with rotary release and protection guard.
Push button series EFRG 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).

Available in many configurations and accessories.

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 with guard for hazardous area Series EFRG
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 with guard for hazardous area Series EFR3G

EFR3G – Up to 6 electrical contacts

Explosionproof Emergency Pushbutton rotary release with guard for hazardous area Series EFRGL

EFRGL – With lockable bracket

Explosionproof Emergency Pushbutton rotary release with guard for hazardous area Series EFR3GL

EFR3GL – With lockable bracket up to 6 electrical contacts

Explosionproof Emergency Pushbutton rotary release with guard for hazardous area Series EFRGP

EFRGP – With rotary plate

Explosionproof Emergency Pushbutton rotary release with guard for hazardous area Series EFR3GP

EFR3GP – With rotary plate up to 6 electrical contacts

Explosionproof Emergency Pushbutton rotary release with guard for hazardous area Series EFRGLP

EFRGLP – With rotary plate and lockable bracket

Explosionproof Emergency Pushbutton rotary release with guard for hazardous area Series EFR3GLP

EFR3GLP – With rotary plate and lockable bracket up to
6 electrical contacts