On-load Tap-Changers

Vacuum type OLTCs
SF6 Gas Insulated Vacuum Type OLTCs
Arcing contacts in oil OLTCs

De-energized Tap-Changers

Series PBVE
Series PBV
Series PBVKL

Drive units

Hand Drive
Motor Drive

Series PBVKL



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For installation on the cover of the transformer
Universal type

Rated currents

200 - 1000 A for a single current carrying path
up to 4000 A with four parallel branches

Rated voltage

17,5 - 170 A in three phase design
17,5 - 245 A in a single phase design

Number of steps

PBVKL - up to 17

Carrying flange shape