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Product Description
XGN15-24 type sulfur hexafluoride ring network switchgear (hereinafter referred to as ring network cabinet) is a new generation of sulfur hexafluoride load switches, which can be configured with circuit breakers, isolation switches, current transformers, voltage transformers, and lightning arresters. and other electrical components. The entire cabinet is air-insulated and is suitable for power distribution automation. It is a compact and expandable metal-enclosed switchgear. It has the characteristics of beautiful appearance, simple structure, small size, flexible operation, and reliable interlocking.
This ring network cabinet is suitable for three-phase AC 50Hz, rated voltage 12KV ring network power supply system, and is widely used in industrial and civil cable ring networks and power supply terminal projects. It is especially suitable for the following places: power distribution in urban residential areas, small secondary substations, switch offices, industrial and mining enterprises, shopping malls, airports, subways, tunnels, wind power generation, etc.
Quality Standard
This product complies with GB/T 11022, GB3906, GB3804 and other standards.
Normal Usage Conditions
·Altitude: ordinary type ≤ 1000m, high altitude type ≤ 4000m;
·Ambient temperature: upper limit +40℃, lower limit -35℃, daily average value does not exceed +35℃;
·Relative humidity: daily average relative temperature ≤95%, monthly average relative humidity ≤90%;
·Seismic intensity: no more than level 8;
·The surrounding air is not significantly polluted by corrosive gases, flammable gases, water vapor, etc.
Item | Unit | Parameter | |
Rated voltage | KV | 24 | |
Rated frequency | Hz | 50 | |
Rated current | main bus | A | 630 |
branch bus | A | 630 | |
Imin rated short-time power frequency withstand voltage | Between each other, against the ground | KV | 65 |
fracture | KV | 125 | |
Rated lightning impulse withstand voltage (peak value) | Between each other, against the ground | KV | 79 |
fracture | KV | 145 | |
Rated short-time withstand current | main circuit | KA | 20/3S |
Grounding switch | KA | 20/3S | |
Rated peak withstand current | main circuit | KA | 50 |
Grounding switch | KA | 50 | |
Rated short-circuit making current (peak value) | KA | 50 | |
Rated active load breaking current | A | 630 | |
Rated closed loop breaking current | A | 630 | |
Rated transfer current | A | 1400 | |
Rated cable charging breaking current | A | 10 | |
Mechanical life | load switch | times | 5000 |
Grounding switch | times | 3000 | |
Enclosure rating | IP3X |