Sulfur Hexafluoride (SF₆) GIS

TECHNICAL DATA SHEET

ParametersUnitT10TJ10T10XT20XTJ20T20X
Rated VoltagekV152738273869
Rated Power Frequency Withstand VoltagekV3660806080140
Rated Lightning Impulse Withstand Voltage (BIL)
Phase to Phase and Phase to Ground
kV95125150125150325
Rated Continuous CurrentA600 600600120030001200
Rated Short Circuit CurrentkA20202531.54031.5
Rated Peak Withstand CurrentkA5050658010080
Rated FrequencyHz606060606060
Rated Gas Pressure (20C)Bar1.31.31.31.31.31.3
Annual Leakage RateYear< 0.1%
Operational / Survival Temperature Range*°C-25 to +40 / -50 to +60 *
Ingress Protection Code: Gas Tank / LV* IP67 / IP40 *
Altitude*m< 2,000 *
Internal Arc Class (IAC) – Arc Resistance Code1 secAFLR
Width*mm/in355/14450/18450/18600/241000/40800/32
Height*mm/in1900/751900/751900/752500/982500/982500/98
Depth*mm/in990/39 ~2100/83 depends on power cables entry top / bottom. Max is 6 cables bottom entry, 4 power cables top entry. *