JST Power Equipment

Gas Insulated Switchgear – GIS

Gas Insulated Switchgear – GIS

JST’s Medium voltage gas-insulated switchgear offering consists of fixed-mounted vacuum circuit breakers that are connected to the main bus through three-position switches.

JST’s gas insulated switchgear  a new generation of miniaturization gas insulated medium voltage switchgear for distribution applications that utilizes advanced technologies of laser, sensing, composite insulation and electric field optimization, informatized and intelligent production and control methods to ensure product’s quality and reliability.

JST’s medium voltage gas-insulated switchgear is tested according to the following standards:

IEC 62271-200, IEC 62271-103, IEC 62271-105, IEC 62271-102, IEC 62271-100, IEC 480, GB11023, GB12022 and GB11033