35kV Oil Immersed Power Transformer

Classification :

This series of power transformers are suitable for 35kV, 50Hz power transmission and transformation system. They are used as main transformers in urban power grid reconstruction, industrial and mining enterprises and 35kV substations. They can realize remote voltage regulation for transformers with load. The technical performance indexof the product reaches the leading level in China.

E-mail: fiona@lchhsteel.com

Whatsapp: +86-18865213557

Product Details

The 35kV (on load) power transformer produced by our company is a new product developed by ourselves for the transformation of urban and rural power grids on the basis of absorbing the advanced technology at home and abroad. Its performance is superior to the technical parameters and requirements of oil immersed power transformer (GB / 6451-2008), which fully conforms to the GB1094 power transformer standard and iec60076 recommended by International Electrotechnical Commission. This product has The characteristics of low loss, low noise and no lifting center are greatly improved in safety, reliability and economy.
This series of power transformers are suitable for 35kV, 50Hz power transmission and transformation system. They are used as main transformers in urban power grid reconstruction, industrial and mining enterprises and 35kV substations. They can realize remote voltage regulation for transformers with load. The technical performance indexof the product reaches the leading level in China.

Product Model

Technical Parameter

Main technical parameters of 800kVA ~ 31500kVA three-phase double winding non excitation voltage regulating power transformer

Rated capacity(kVA)	Voltage Combination			Connection Symbol	No-Load Loss (W)	Load Loss (W)75℃	No-Load Current (%)	Short Circuit Impedance (%)
Rated capacity(kVA)	High Voltage (kV)	High Voltage Tapping Range(%)	Low Voltage (kV)	Connection Symbol	No-Load Loss (W)	Load Loss (W)75℃	No-Load Current (%)	Short Circuit Impedance (%)
630	35	±5%	3.15 6.3 10.5	Yd11	830	7870	1.10	6.5
800					980	9410	1.00
1000					1150	11540	1.00
1250					1410	13940	0.90
1600					1700	16670	0.80
2000					2180	18380	0.70
2500					2560	19670	0.60
3150	35~38.5				3040	23090	0.56	7.0
4000					3620	27360	0.56
5000					4320	31380	0.48
6300					5250	35060	0.48	7.5
8000		±5% 或	3.15 3.3 6.3 6.6	YNd11	7200	38500	0.42
10000					8700	45300	0.42
12500					10080	53900	0.40
16000					12160	65800	0.40

20000		±2×2.5%	10.5 11		14400	79500	0.40	8.0
25000					17020	94100	0.32
31500					20220	112900	0.32

Note 1: For transformers with rated capacity of 6300 kVA and below, products with high voltage tap range of ± 2 × 2.5% can be provided.
Note 2: For transformers with voltage lower than 10.5 kV and 11kV, products with connection group label of Dyn11 can be provided.
Note 3: For transformers with rated capacity of 3150 kVA and above, - 5% tap position is the maximum current tap.

Main technical parameters of 2000 kVA ~ 20000 kVA three-phase double winding on load voltage regulating power transformer

Rated capacity(kVA)	Voltage Combination			Connection Symbol	No-Load Loss (W)	Load Loss (W)75℃	No-Load Current (%)	Short Circuit Impedance (%)
	High Voltage (kV)	High Voltage Tapping Range(%)	Low Voltage (kV)
2000	35	±3×2.5%	6.3 10.5	Yd11	2300	19240	0.80	6.5
2500					2720	20640	0.80
3150	35~38.5				3230	24710	0.72	7.0
4000					3870	29160	0.72
5000					4640	34200	0.68
6300					5630	36800	0.68	7.5
8000			6.3 6.6 10.5	YNd11	7870	40600	0.60
10000					9280	48100	0.60
12500					10940	56900	0.56
16000			11		13170	70300	0.54	8.0
20000					15570	82800	0.54

Note 1: For transformers with low voltage of 10.5kV and 11kV, products with connection group label of dyn11 can be provided.
Note 2: The maximum current tapping position is - 7.5%.

PACKING AND DELIVERY

The products are exported to Russia, South Korea, India, Vietnam, Pakistan, Turkey, Iran, Uzbekistan, Algeria and other countries, and have been highly praised by customers.

Liaocheng Huihao Metal Products Co., Ltd.

FACTORY APPEARANCE

The company is headquartered in the Economic Development Zone of the historic city of Liaocheng, with annual sales revenue of 100 million yuan and a total area of 18 acres. It is a professional machinery manufacturing enterprise integrating automation equipment, design, manufacturing and assembly.

CUSTOMER VISIT

The company has always adhered to the principle of mutual benefit and win-win to carry out trade cooperation with domestic and foreign customers, and has established long-term and stable friendly cooperative relations with many foreign companies.

VIDEO CENTER

The products are exported to Russia, South Korea, India, Vietnam, Pakistan, Turkey, Iran, Uzbekistan, Algeria and other countries, and have been highly praised by customers.

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Oil immersed transformer