| Message: | Power Distribution High Voltage Switchgear cabinetKYN28A-12(Z) Metalclad Modular Switchgear Compact SwitchgearGeneral>>Ratings:system voltage 3.6kV,Website:http://www.weitepower.com, 7.2KV, 12KV, 24KV,rated current up to 4000A,AC three phase 50/60HZ.>>Application:mainly applicable in the power plant, substation, mineral enterprise to receive and Distribute power with the functions of controlling, protecting and monitoring. It also can be used in places where the frequently operations are in need.>>Standard: IEC62271-200.Working Conditions1. Ambient air temperature: -15°C~+40°C.2. Altitude: ≤1000m.3. Relative humidity : Daily average≤95%, daily averange of vapour pressure≤2.2kpa.4. Earthquake intensity: ≤magnitude 8.5. Applicable in the places without corrosive and flammable gas and water vapor.6. Used in place without frequently intense vibrant.Note: Customized products are available.SpecificationsItemUnitDataRated voltagekv3.6, 7.2, 12,24KVRated frequencyhz50Rated current of circuit breakerA630, 1250, 1600, 2000, 2500, 3150, 4000Rated current of switchgearA630, 1250, 1600, 2000, 2500, 3150, 4000Rated short-time withstands current(4s)ka16, 20, 25, 31.5, 40, 50Rated peak withstands current (peak value)ka40, 50, 63, 80, 100, 25Rated short-circuit breaking currentka16, 20, 25, 31.5, 40, 50rated short-circuit making current (peak value)ka40, 50, 63, 80, 100, 25Rated insulation level1min power frequency withstands voltagepole to pole, pole to groundkv24, 32, 42fracture to fracturekv24, 32, 48lightning withstands voltage(peak)pole to pole, pole to groundkv40, 60, 75fracture to fracturekv46, 70, 85Protection degreeEnclosure is IP4X. IP2X when CPT and CB door are openNote:1. The short-circuit capacity of current transformer is considered separately.2. Details of the parameters of ZN 63A-12 as per reference company' s sample. |
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