All the technical parameters of breaker completely satisfy the Standards Of GB1984 AC Hig hvoltage Breaker, GB/T 11022 -1999 Common Specifications For High Voltage Switchgear
and Controlgear Standards, China Power Sector Standards DL403. Also meet the requirements
of IEC62271-100, IEC56 and other main industrialized country`s similar standards.
This Type vacuum circuit breaker have passed has passed following test to ensure the product`s
Type tests : power-frequency withstand voltage tests , lighting impact withstand voltage tests, ,
temperature rising tests, short-time withstand current tests , peak withstand current tests , short circuit breaking ability tests , mechanical lift tests, ect.
Routine test before out of factory: mechanical performance test , power frequency withstand
voltage tests of the main circuit , insulating property tests on control and auxiliary circuits , measurement of ther resistance of the main circuit ,interlock operating tests , mechanical operating
tests, Electrical Equipment operating tests.