S9 S11 11kV 100kVA 200kVA 300kVA 400kVA 500kVA oil immersed outdoor Power supply Distribution Transformer 

Product Description
The oil immersed power distribution transformer is famouse for low loss, low noise, strong protection for thunder and lighting, well anti-shortcut capacity and fine appearance etc. All our transformer has passed the test by National Mechanical & Industrial Bureau and National Power Company. The transformer is mainly used in power network, and the projects of power distribution.  200kv transformer
    



2.Main Functions And Features

The series transformer adopt silicon steel sheet iron core which is made of excellent low loss crystal granule. it have the merit of low no-load loss, small no-load current and low noise.

1. The height of sea level is less than 1000m. 

2. Highest temperature 45ºC 

3. Lowest temperature: -20ºC

4. Maximum daily average temperature: 25ºC 

5. Maximum annual mean temperature: 20ºC

6. The relative humidity is less than 95%(when the sir temperature is 25ºC) 

7. Install at the site with dust methane, but no explosion water 

8. Power supply voltage profile approximate to sine wave

3.Transformer Structure

4.Our Workshop

Note:1.All products will be tested before delivery.
2.All products can be customized.

Production equipment


5.Conditions of Use
1.The maximum ambient air temperature shall not exceed 40°C, and the minimum shall not below -25°C;
2.The altitude shall not exceed 1000m. If special customized transformers and low-voltage components are used, the altitude can reach 4,000m;
3.The vertical inclination is no more than 5°, and no violent vibration and impact;
4.The air humidity is not more than 90% (25°C);
5.No gas and conductive dust that will seriously affect the insulation of transformer,no explosion hazard and corrosion of electrical components;
6.Outdoor wind speed shall not exceed 35m/s;
7.If service conditions beyond the above, specially customized product is available.

6..Packaging & Shipping

For the shipping , we accept EXW, FOB and CIF terms, you can use your own shipper or ours.
Fasten: To use steel wires to fasten the large products in container to make sure it is stable enough.

7.HFY Certificate and Services

Our Service
We have established strict working procedures and standards in the development, production, sales and after-sales of electrical products, so as to provide customers with first-class products and the best service. 
1. Our electrical engineer has more than 10 years of working experience
2.Our workshop workers are all skilled industrial workers who have received three months 'pre-job training
3. Our sales team has been extensively trained by management consultants to provide professional solutions for customers
4. Our technical team can provide customers with 24-hour technical support world wide
5. Our customer service team ensures that orders are delivered on time. 
Pre-sale service:
1.ISO certified excellent Manufacturer
2. Third-party authoritative certifications: SGS, CE, CB, CNAS, CQC, CCC, etc
3. Flexible payment: T/T, LC, O/A
4. Sufficient inventory, fast delivery time and long validity of the price
5. The whole process of picture tracking can be realized in production and transportation
6. Experienced professional sales team and a strong technical team
7. Sincerely invite customers to visit the company for guidance
After-sales service:
1. If there is any quality problem after receiving the goods, you can return the goods free of charge or ship new products
2. We provide our customers with a 2-year product warranty
3. Provide 24-hour, 365-day technical guidance worldwide
4. The VIP customers enjoy our promotional activity


8.The Finished Project




FAQ
Q1: Is OEM/ODM available?
A1: Yes, it is! Our products can be Customized. We have design and engineer teams,we can customize products according to customers' drawing or requirements.
Q2: What's your MOQ?
A2: One Set.
Q3: How is the delivery time?
A3: It depends your order quantity and it normally takes about 15-20 days.
Q4: How do you control the quality?
A4: We have QC team comply with TQM to ensure the quality. Each step is in compliance to the standards. At the same time, we will take photos and shoot video for you if you need.Every product will be fully assembled and carefully tested before packing and shipping.
Q5: How long is the warranty?
A5: Within one year from the sale date, if there are any accessory problems, you just provide the photos of damaged accessory, then we will provide free accessory. According to the number of products, we will provide easily damaged accessories for free. We also can provide technical support if you need.