Vacuum Contactors

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ConVac

About ConVac

ConVac is ABB’s medium voltage vacuum contactor platform up to 12 kV. If equipped with the correct fuses, ConVac can also guarantee protection with a fault level up to 50 kA. ConVac is suitable for applications that require a high number of operations and/or a very high switching frequency, such as:

  • Three-phase motors AC-3 or AC-4 class according to IEC standards and E1 and E2 class according UL/CSA standard (7.2 kV freestanding only)
  • Capacitors: single and back-to-back application according to IEC 62271-106 and IEEE C39.09a
  • Transformers: small footprint, flexible and user-friendly solution for switching.
Technical Features
  • Rated voltage: up to 12 kV
  • Rated current: up to 400 A
  • Rated short circuit current: up to 6 kA unfused; 50 kA with SCPD (normal fuses)