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Manual & Fire Fail-Safe Spring Units

Wed 18 Oct 2017 01:32:00 PM EEST

For use when operating a valve manually, whilst maintaining the advantage of the fail-safe spring’s certainty of position when unattended. Manual fail-safe spring units are available in sizes 02, 03, 05 and 07 with factory adjusted torques from 1.4 Nm to 45.5 Nm.

  • Manual unit cannot be left in the wrong position
  • Reliable torque delivery for valve reseat
  • Fire fail-safe option
  • For fail-safe manual operation of valves etc.
  • ISO5211 female drive & ATEX Category 2 approved options available for models 02, 03, 05 and 07

Brochure: Manual & Fire Fail-Safe Spring Units