VACUTAP® VVS®

On-load tap-changer for network applications.

Your benefits at
a glance

  • Maintenance-free up to 300,000 tap-change operations with no time component
  • Change of vacuum interrupters only after 600,000 tap-change operations
  • Change of the diverter switch insert only after 1.2 million tap-change operations
  • Also available in EX protection version with TAPMOTION ® ED motor-drive unit
  • Field experience: Over 60,000 VACUTAP® in use worldwide
 

Technical Data

Max. rated through-current three phase 400 A
Max. rated step voltage 1,300 V
Max. rated switching capacity
single-phase / three-phase
400 kVA
Highest voltage for equipment Um 40 - 76 kV
Application at neutral point (three-phase) or at any selectable winding position
Operating positions without change-over selector 10 max.
Operating positions with change-over selector 19 max.

Product description

It’s maintenance-free up to 300,000 operations and suitable for most network applications. Thus your transformer lifecycle costs are reduced significantly.