Intervention & Workover Control Systems (IWOCS)


Petro Control Europe BV’s  Intervention and Workover Control Systems enable intervention and completion work on wells through existing subsea systems or control of intervention tooling, meaning you can further install and work on your subsea equipment without incurring unnecessary downtime.

Our IWOCS include :

  • High working pressures up to 1379barg or 20,000psig
  • Bladder and/or piston accumulators (PED, ASME VIII Non or “U” stamped, AS 1210)
  • 316 stainless steel or carbon steel enclosed or open framed construction
  • Electric and/or pneumatic pumps suitable for use with mineral oil or water glycol based fluids
  • Safe area and hazardous environments (Zone 1/2, Class 1 Division 1/2), to ATEX, IECEx or NEC (NFPA 70)
  • Standard temperatures design in accordance with EN 13628-6, systems also available with Extended and Arctic ratings
  • Design and certification to DNV2.7-1 and DNV2.7-3
  • When required designed to the relevant NORSOK standards

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