China 20kv 400kVA Dry Type Distribution Transformer Supplier

China 20kv 400kVA Dry Type Distribution Transformer Supplier

GNEE's 20kv 400kVA power transformer dry-type distribution transformer is a power equipment with a rated capacity of 400kva, mainly used to transmit high voltage to low voltage power grid or equipment. Customers are welcome to consult
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Henan GNEE Electric Co., Ltd. is one of the most reliable manufacturers and suppliers of china 20kv 400kva dry type distribution transformer supplier in China. If you're going to buy customized china 20kv 400kva dry type distribution transformer supplier made in China, welcome to get quotation from our factory. Quality products and reasonable price are available.

 

Product Introduction

20kV 400kVA dry-type power transformer‌ is a transformer that does not use insulating oil. Its core and winding are not immersed in insulating oil, and are cooled by natural cooling or air cooling.

dry type distribution transformer

This transformer has the following characteristics:

‌Safety performance‌: Since the coils of dry-type transformers are encapsulated with epoxy resin, they are flame-retardant, fire-proof, explosion-proof, maintenance-free, and pollution-free. Its design allows it to operate stably in environments with humidity, dust, pollution, etc., without releasing toxic gases, and is harmless to the environment and human body.‌
‌Environmental performance‌: The insulating materials of dry-type transformers do not release toxic substances when burned, and other insulating materials are degradable and do not pollute the environment. Its design is flexible, with low noise, and the materials are easy to recycle after the end of its service life.‌

dry type distribution transformer  dry type distribution transformer

Rated voltage:  20kV
Rated capacity: 400kVA
Connection group: Dyn11 or Yyn0
Frequency: 50Hz
Number of phases: 3 phases
Altitude: not more than 2000m
Maximum ambient temperature: +40℃, monthly average temperature not more than +30℃, annual average temperature not more than +20℃
Relative humidity: not more than 95%
Cooling method: dry self-cooling

Performance parameters‌:

400kVA dry-type transformers are suitable for 20kV voltage levels and can operate for a long time at 125% rated load. It has small partial discharge, strong heat dissipation capacity, low noise, and is equipped with an intelligent temperature controller with functions such as fault alarm, over-temperature alarm, and over-temperature tripping.

dry type distribution transformer  dry type distribution transformer

Application scenarios:

Dry-type transformers are particularly suitable for important places such as high-rise buildings, airports, power stations, and commercial centers that require fire protection, explosion protection, and moisture protection. Due to its small size, light weight, and low installation cost, it is widely used in industrial, commercial, and public utility fields to meet various power needs.

Maintenance and installation: Dry-type transformers are easy to install and require less operation and maintenance, making them suitable for use in substations and rural power grids. Its design allows direct installation at the load center, reducing investment and operating costs.

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