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Home/Products/Box-type substations/European-style substations

European-style substations

A complete set of power distribution equipment that combines high-voltage switchgear, transformers, and low-voltage switchgear, with a voltage level of 35kV and below, and a capacity range of 30-2500kVA. It is mainly suitable for residential communities, commercial buildings, hotels, large construction sites, high-rise buildings, industrial and mining enterprises, and temporary construction sites.

Home/Products/Box-type substations/European-style substations

Product Description

European style box transformer is a complete set of distribution equipment that combines high-voltage switchgear, transformers, and low-voltage switchgear. The voltage level is 35kV and below, with a capacity range of 30-2500kVA. It is mainly suitable for residential communities, commercial buildings, hotels, large construction sites, high-rise buildings, industrial and mining enterprises, and temporary construction sites.

This product can be customized separately according to customer requirements, and customers can customize according to the component requirements and usage environment specified in the project.


Product features

1. It can be configured with oil or dry transformers, with stable operation and low loss.

2. The high-voltage chamber is equipped with a high-voltage ring main unit, which has a complete "five prevention" function.

3. Compact structure, small footprint, and low cost.

4. Assembled structure, each unit can be disassembled separately, on-site installation and maintenance are convenient, scheduling cycle is short, and can move with the load center.


Technical Parameter

Performance parameterUnitHigh voltage switchPower transformerLow-voltage switch
  3.63/0.40.4/0.22
Rated voltageKV7.26/0.40.4/0.22
  12(24)10(24)/0.40.4/0.22
Rated currentA≤630 ≤3200
Rated frequencyHz 50(60) 
Rated capacityKVA 50--2000 
Rated short-time withstand current(4S)KA25  
Rated peak withstand currentKA50  
Rated short-circuit making currentKA50  
Power frequency withstand voltage valueUniversal valueKV42(65)Dry 28   Oil immersion 352.5
10KV ratedIsolating fractureKV48  
Insulation levelImpulse withstand voltageUniversal valueKV75(125)758
Isolating fractureKV85(145)  
Protection grade IP33、IP44  
NoisedB Dry ≤55  Oil immersion ≤65
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