Xgn15 Sf6 High Voltage Gis Switchgear Indoor High Voltage Ring Main Unit Switchgear

Product Description The main switch of XGN15-12 sulfur hexafluoride ring network cabinet is FLN36-12 and FLN48-12 SF6 load switch. it can also be equipped with VS1, VD4/ S, ISM vacuum circuit breaker or HD4/ 55 SF6 circuit breaker according to the needs of users. Load switches and circuit breakers can be operated manually or electrically, and distribution automation can be realized with electric operating mechanism, PT, CT, FTU and communication devices.Working  environment1. The ambient air temperature : -25°C ~ +40°C;2. Daily average temperature(Within 24h): ≤+35ºC3. Altitude : less than 2000m;4. Relative humidity: within 24h, daily average value ≤ 95% , daily average vapor pressure≤ 2.2KPa;monthly average value ≤ 90%, monthly average vapor pressure≤ 1.8KPa* Ambient air is not significantly polluted by dust, smoke, corrosive and / or flammable gas, vapor or salt contaminationThe Specification ITEMUNITXGN15-12(F)/630-20XGN15-12(F.R)/T125-31.5Rated voltageKV1212Rated current A630125Rated frequencyHz5050Rated frequence withstand voltage KV42/4842/48Rated impulse withstand voltage KV75/8575/85Rated mainly acnive load breaking currentA630 Rated closed-loop distribution circuit currentA630 Rated short-circuit making current(peak)KA5080Rated peak withstand currentKA5050Rated short-time withstand currentKA2020Rated duration of short circuit load break switchS44Rated SF6 gas pressure(20ºC gauge)MPa0.040.04Loop resistanceμΩ