INTRODUCTION
Operation & Maintenance Manual
01
1.0 INTRODUCTION
This manual describes the handling and operation methods for
the vacuum circuit breaker types: GV3N-CB
The vacuum circuit breaker is dedicated for installation in the
GV3N cubicle type Gas insulated switchgear and its performance
is guaranteed under the condition that a speci ed pressure of
SF6 gas is maintained in the GIS. The circuit breakers conform to
IEC 62271-100 within the parameters of their technical data.
GV3N-CB
The type GV3N-CB are not only suitable for frequent switching
under normal load conditions but are also capable of a large
number of short circuit breaking operations within the
restrictions of the technical data. They are also suitable for auto-
reclosing.
C i r c u i t
Breaker
