Safe maintenance & commissioning

LoTo for GEA Hygienic mixproof valves

LoTo solutions available for all hygienic seat valves ensure a safe maintenance & commissioning of process plants. Use an easy-to-apply AIR LOCK to cut off the control air connection. Or replace the feedback system with a sturdy DISK LOCK to safely block valve action.

AIR LOCK for seat valves

Locks the air connection to the control top or actuator

  • Prevents the movement of the actuator
  • Not water hammer proof
  • Suitable for straight or angled air connections. Not suitable for pressed-in air connections

DISK LOCK for seat valves

Locking the movement of the actuator

  • Valve disk is fixed
  • Advanced solution – increased safety
  • In the event of a water hammer, the valve remains closed

VARIVENT® Mixproof valve without lifting actuator

  • With and without control top
  • Locking of main stroke via AIR LOCK or DISK LOCK

VARIVENT® Mixproof valve with lifting actuator

  • With or without control top
  • Locking of main stroke via AIR LOCK or DISK LOCK
    + additional AIR LOCKs for the lift
LoTo - Lock out Tag out


Workplace safety matters

For maximum ease and reliability of planning and installation, LoTo solutions from GEA are now available for all valve types.
DISK LOCK at butterfly valve in a brewery

Locking in safety

Safety matters: minimizing production risks is a top priority for companies in the face of growing challenges. GEA is driving forward state-of-the-art safety concepts with innovative valve technology, enabling users to take increasingly comprehensive precautions. As the first valve manufacturer to offer an end-to-end LoTo portfolio, GEA is creating the best framework for plant operators to contain accidents and reliably fulfil prevention regulations.

Related Videos

GEA VARIVENT® Mixproof valve type MX

GEA VARIVENT® Mixproof valve type R

GEA VARIVENT® Mixproof valve type D

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