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YB-12 Series
Prefabricated Substation

YB-12 Series Prefabricated Substation


YB-12 Series Prefabricated Substation is fully complies with the GB17467 "High-Voltage/Low-Voltage Prefabricated Substation" standard, which can realize ring or terminal type power supply mode. YB-12 is widely used in urban public power distribution, street lamp power distribution, industrial and mining enterprises, urban buildings, residential quarters, oilfield terminals, hotels, parks and construction sites.

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Basic Parameters

Rated voltage (kV): high-voltage appliances: 6/10; low-voltage appliances: 0.4

Rated capacity (kVA): transformer: 50~1600

Rated short-circuit breaking current (kVA): high-voltage appliances: 31.5 (combination switch, depending on fuse)

Rated short-time withstand current (kA): high-voltage appliances: 16, 20(4s); low-voltage appliances: 15, 30(1s)

Rated peak withstand current (kA): high-voltage appliances: 31.5, 50; low-voltage appliances: 30, 63

Ingress protection ratings of cabinet: IP23

Applied standard: GT/T 17467; DL/T537

Application Environment

Ambient temperature: -25℃~+40℃

Altitude: ≤1000m

Temperature: monthly average temperature ≤+30℃, annual average temperature ≤+20℃

Relative humidity: daily average ≤95%, monthly average ≤90%

Shockproof level: horizontal acceleration ≤0.4m/s2, vertical acceleration ≤0.15m/s2

Installation site: no severe impact, no serious pollution and chemical corrosion, no conductive dust or explosion hazard. If those requirements cannot be met, please contact us

* If you need to customize according to your special needs, please contact us.

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