1. General
YB-12/0.4 Environmental Protection Series prefabricated compact Box-type Substation is applicable to high-rise buildings, street frontage substations, urban street lights, villages, oil field, mines, factories, wharfs, parks, shopping malls and temporary device and places. The compact transformer substation has lots of advantages, such as small occupation space, strong set character, short construction duration, less investment, convenient installation and maintenance, lighter weight, shorter power supply radius and movable feature.
2. Technical Parameters
Items |
HV load switch |
transformer |
LV load switch |
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Rated capacity(kvA) |
50-1000KVA |
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Rated voltage(kV) |
10 |
10/0.4 |
0.4 |
10 |
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Rated current(A) |
400 |
630 |
630 |
100 |
2000 |
2500 |
6.3-4 |
50-100 |
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Breaking current (effective value)A |
50 |
Rn3 |
SKL.J |
Rn3 |
SKL.J |
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22 |
31.5 |
20 |
50 |
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4s thermal stability current kA(peak) |
12.5/2s |
20/2s |
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Dynamic stability current kA(peak) |
31.5 |
50 |
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Short circuit closed current kA(peak) |
31.5 |
50 |
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Power frequency withstand voltage kv/min |
To ground 42 |
Oil immersed TR. 35 |
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Fracture 48 |
Dry type TR. 28 |
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Lighting impulse withstand voltage kV |
To ground 75 |
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Fracture 85 |
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Upgrade level dB |
Oil immerse ≤55 |
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Dry type ≤65 | |||||||||||
Protection grade |
IP3X |
IP2X |
IP3X |
3. Operation conditions
Ambient temperature: highest temperature is 40℃, lowest temperature is -25℃, highest daily everage temperature should be less than 35℃.
Relative humidity: daily everage≤95%, monthly everage ≤90%.
Outdoor wind speed should be less than 35m/s.
Altitude should be less than 1000m.
Ground inclination is less than 3°.
The installation place should be free from explosion, fire, chemical corrosion and serious shaking.
7. If the equipment will be used in special conditions, coordinate with manufacturer.
XD HI-TECH, established 2007, is one of the excellent manufacturers in China. Come and find yb-12/0.4 environmental protection series prefabricated compact box-type/kiosk substation supplier from our factory. Coming in high precision, and good performance, our custom products have a wide application field. Welcome to wholesale our quality products and the PDF display is also offered.