Model No.: TA-1614
KYN28A-12(Z) Metalclad Modular Switchgear Compact Switchgear
NINGBO TIANAN (GROUP) CO., LTD.
>>Ratings: system voltage 3.6kV, 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.
1. 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.
|Rated voltage||kv||3.6, 7.2, 12,24KV|
|Rated current of circuit breaker||A||630, 1250, 1600, 2000, 2500, 3150, 4000|
|Rated current of switchgear||A||630, 1250, 1600, 2000, 2500, 3150, 4000|
|Rated short-time withstands current(4s)||ka||16, 20, 25, 31.5, 40, 50|
|Rated peak withstands current (peak value)||ka||40, 50, 63, 80, 100, 25|
|Rated short-circuit breaking current||ka||16, 20, 25, 31.5, 40, 50|
|rated short-circuit making current (peak value)||ka||40, 50, 63, 80, 100, 25|
|Rated insulation level||1min power frequency withstands voltage||pole to pole, pole to ground||kv||24, 32, 42|
|fracture to fracture||kv||24, 32, 48|
|lightning withstands voltage(peak)||pole to pole, pole to ground||kv||40, 60, 75|
|fracture to fracture||kv||46, 70, 85|
|Protection degree||Enclosure is IP4X. IP2X when CPT and CB door are open|
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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