Scotch yoke actuators manufacturer and engineering

EC Series actuators are manufactured to offer efficient and reliable high performance with reduced repairs and increased actuators life.

The permanently lubricated, sliding bearings combine with a low friction corrosion resistant coating to ensure perfect operation of the internal components.

EC Series actuators are suitable for high frequency and high speed operations.

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Symmetric Scotch Yoke

DOUBLE ACTING symmetric-double-acting
OIL TO CLOSE SPRING TO OPEN symmetric-air-to-close-spring-to-open
OIL TO OPEN SPRING TO CLOSE symmetric-air-to-open-spring-to-close

Canted Scotch Yoke

DOUBLE ACTING canted-double-acting
OIL TO CLOSE SPRING TO OPEN canted-air-to-close-spring-to-open
OIL TO OPEN SPRING TO CLOSE canted-air-to-open-spring-to-close

Standard and certifications

Elfor Controls actuators are designed to meet SIL 3 as a “single device”. Elfor Controls offers SIL features according to the IEC61508 and IEC61511 standards. Elfor Controls EC series pneumatic actuators are certified SIL 3 without partial stroke system and SIL 3 with periodic proof testing system.
  • PED 2014/68/EU
  • ATEX 2014/34/EU
  • EAC TR TS 012/2011
  • IP66/67M according to IEC/EN 60529
  • SIL3 certified (EC61508 and IEC61511) as a “single device”
  • Designed and tested in accordance with EN 15714-3
  • Further certifications are available, please contact Elfor Controls for updated list.

Elfor Controls Srl
Via Bastone 148/150 - 24044 - Dalmine (BG) Italy
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