Efficient Voltage Transformer for Three Phase Current with High Stability

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Overview

Basic Info.

Model NO.	S9/S11-30-2500KVA
Core	Core-type Transformer
Cooling Method	Oil-immersed Type Transformer
Winding Type	Separated Winding Transformer
Certification	ISO9001, CCC, ISO14001
Usage	Single-phase Transformer, Combined Transformer, Power Transformer, Distribution Transformer, Ransmission Transformer
Frequency Characteristics	Power Frequency
Shape of Core	CT
Brand	Hengyi
Maximum Ambient Temperature	+ 60 ºC
Minimum Ambient Temperature	- 45 ºC
Altitude	< 2000m
Maximum Monthly Average Temperature	90% (20 ºC )
Transport Package	Maritime Transport
Specification	0.32m³
Trademark	Hengyi
Origin	China

Product Description

Introducing our state-of-the-art Fully Sealed Distribution Transformer, a marvel of modern engineering designed specifically for robust performance in 10kV / 0.4kV, 50Hz distribution and transformation systems. This adaptable powerhouse stands ready to serve a diverse array of environments, including residential complexes, bustling commercial buildings, essential public facilities, expansive industrial sites, dynamic mining operations, esteemed power generation firms, and both urban and rural power grids. Adhering strictly to the prestigious GB1094 power transformer standard, it offers unparalleled reliability and exceptional performance every time.

Immerse yourself in the exceptional precision and engineering superiority with our comprehensive main technical parameters for the 2000 kVA ~ 20000 kVA three-phase, double winding, on-load voltage regulating power transformer. Meticulously engineered to ensure unparalleled stability and remarkable performance, this transformer embodies the epitome of electrical innovation, providing steadfast and efficient operation across a wide spectrum of high-demand applications, thereby setting a new benchmark in the industry.

HY TRANSFORMER stands as the beacon of innovation and precision in the power solutions industry. As a trailblazing high-tech enterprise, we focus on the precise development, production, and distribution of cutting-edge power transformers and related products. Our expansive collection boasts a remarkable variety of distribution transformers, proficiently operating at 35kV and below, including the SC(B)10, SC(B)11, SC(B)12 series of epoxy resin cast dry-type transformers. Not to mention, our Non-sealed H grade dry-type power transformers, S series oil-immersed transformers, and the innovative S(B)H15-M and S(B)H16-M sealed amorphous alloy transformers. Moreover, our YB series of box substations (European box-type) and Combined transformers (American type prefabricated substations) reflect our dedication to versatile, forward-thinking solutions. With extensive expertise, HY TRANSFORMER resolutely follows a 'top quality' path, leading our technology and standards to the pinnacle of the transformer industry. Our products are prominently utilized across a vast array of sectors such as the power grid, power supply, coal, metallurgy, petroleum, chemical, construction, port, airport, railway transportation, urban infrastructure, and more. Each product undergoes meticulous inspection and proudly holds ISO9001, ISO14001, OHSAS18001, PCCC Energy-saving Product Certification, complemented by numerous patent certifications. By consistently adhering to and updating national industry standards, we have developed an exemplary management system, ensuring the acquisition of high-grade materials and rigorous oversight at every phase. This ensures the smooth operation of all systems. Our steadfast dedication to quality and technical service has earned us international acclaim, resonating with our business philosophy: 'Stay with best quality, develop with high reputation.' Our collaborative 'double-win' approach fosters global partnerships. As we endeavor to propel the global green electrical power vision forward, we warmly invite you to collaborate with us in leveraging our products to shape a brighter future. Together, let's sculpt a beautiful tomorrow!

Q.Are you a trading company or a manufacturer? A.We are a professional manufacturer of high and low voltage switchgear, substations, transformers, cable distribution boxes and various electrical equipment. We have accumulated 20 years of experience. Our factory is an outstanding supplier of China State Grid Corporation.Q. Do you offer customized services? A.We offer OEM/ODM services and can print your logo on the products. Our professional technical and quotation teams can provide satisfactory projects based on your drawings and parameters.Q. What is your minimum order quantity? A.Our minimum order quantity is one piece.Q. How long is your delivery cycle? A.This depends on your product requirements and quantity. Generally, it will take 5 to 10 working days.Q. How do you deal with quality issues? A.Please provide detailed photos of the quality issues. Our technical and quality inspection departments will conduct an analysis. We will offer a satisfactory solution within two days.Q. What are your payment terms? A.30% by wire transfer, 70% before shipment. Western Union remittance, letter of credit are also acceptable. Product Description

Use Condition Optimized to excel in environments with a maximum ambient temperature of +40 ºC, this transformer guarantees outstanding performance even during the most sweltering days. Expertly engineered to endure the chill, it operates seamlessly at a minimum ambient temperature of -25 ºC, ensuring consistent functionality in the harshest of winters. With a design that supports optimal operation at altitudes up to 1000 meters, this transformer is perfect for a wide range of geographical settings. Delivering efficient operation with a maximum monthly average humidity of 90% at 20 ºC, this transformer promises reliable and unwavering performance. Built for both indoor and outdoor installations, this transformer is designed to withstand environments devoid of fire risks, explosive hazards, major pollution, chemical corrosion, and intense vibrations, ensuring its durability and reliability in diverse settings.

TechnicalDataofS11-M 10kVthree-phasefullsealnonexcitationvoltageregulatingdistributiontransforme

Rated capacity(kVA)	Voltage Combination			Connection Symbol	No-Load Loss (W)	Load Loss (W)75ºC	No-Load Current (%)	Short Circuit Impedance (%)
	High Voltage (kV)	High Voltage Tapping Range(%)	Low Voltage (kV)
30	6 10 10.5 11	±5(or) ± 2 × 2.5	0.4	Dyn11( or) Yyn0	100	630/600	2.3	4
50					130	910/870	2
80					180	1310/1250	1.9
100					200	1580/1500	1.8
125					240	1890/1800	1.7
160					280	2310/2200	1.6
200					340	2730/2600	1.5
250					400	3200/3050	1.4
315					480	3830/3650	1.3
400					570	4520/4300	1.2
500					680	5410/5150	1.1
630					810	6200	1	4.5
800					980	7500	1
1000					1150	10300	1
1250					1360	12000	0.9
1600					1640	14500	0.8
2000					1940	18000	0.8
2500					2300	21000	0.6

TechnicaldataofS11-M 11kVthree-phasefullsealnonexcitationvoltageregulatingdistributiontransformer

Rated capacity(kVA)	Voltage Combination			Connection Symbol	No-Load Loss (W)	Load Loss (W)75ºC	No-Load Current (%)	Short Circuit Impedance (%)
	High Voltage (kV)	High Voltage Tapping Range(%)	Low Voltage (kV)
30	6 10 10.5 11	±5(or) ± 2 × 2.5	0.4	Dyn11( or) Yyn0	80	630/600	2.1	4
50					100	910/870	1.9
80					130	1310/1250	1.8
100					150	1580/1500	1.6
125					170	1890/1800	1.5
160					200	2310/2200	1.4
200					240	2730/2600	1.3
250					290	3200/3050	1.2
315					340	3830/3650	1.1
400					410	4520/4300	1.0
500					480	5410/5150	1.0
630					570	6200	0.9	4.5
800					700	7500	0.8
1000					830	10300	0.7
1250					970	12000	0.6
1600					1170	14500	0.6
2000					1360	18000	0.5
2500					1610	21000	0.4

Technical data of S11-M type 20kV three-phase full sealnonexcitationvoltageregulatingdistributiontransformer

Rated capacity(kVA)	Voltage Combination			Connection Symbol	No-Load Loss (W)	Load Loss (W)75ºC	No-Load Current (%)	Short Circuit Impedance (%)
	High Voltage (kV)	High Voltage Tapping Range(%)	Low Voltage (kV)
30	20	±5(or) ± 2 × 2.5	0.4	Dyn11( or) Yyn0	100	690/660	2.1	5.5
50					130	1010/960	2.0
63					150	1200/1150	1.9
80					180	1440/1370	1.8
100					200	1730/1650	1.6
125					240	2080/1980	1.6
160					280	2540/2420	1.4
200					340	3000/2860	1.3
250					400	3520/3360	1.2
315					480	4210/4010	1.1
400					570	4970/4730	1.0
500					680	5940/5660	1.0
630					810	6820	0.9	6
800					980	8250	0.8
1000					1150	11330	0.7
1250					1360	13200	0.7
1600					1640	15950	0.6
2000					1940	19140	0.6
2500					2300	21000	0.5

Technical data of S13-M type 20kV three-phase full sealnonexcitationvoltageregulatingdistributiontransformer

Rated capacity(kVA)	Voltage Combination			Connection Symbol	No-Load Loss (W)	Load Loss (W)75ºC	No-Load Current (%)	Short Circuit Impedance (%)
	High Voltage (kV)	High Voltage Tapping Range(%)	Low Voltage (kV)
30	20	±5(or) ± 2 × 2.5	0.4	Dyn11( or) Yyn0	80	690/660	2.0	5.5
50					100	1010/960	1.9
63					110	1200/1150	1.8
80					130	1440/1370	1.7
100					150	1730/1650	1.5
125					180	2080/1980	1.5
160					200	2540/2420	1.3
200					240	3000/2860	1.2
250					280	3520/3360	1.1
315					340	4210/4010	1.0
400					400	4970/4730	0.9
500					480	5940/5660	0.9
630					570	6820	0.8	6
800					680	8250	0.7
1000					810	11330	0.6
1250					980	13200	0.6
1600					1150	15950	0.5
2000					1360	19140	0.5
2500					1640	22220	0.4

Maintechnicalparametersof800kVA~31500kVAthree-phasedoublewindingnonexcitationVoltageRegulating Power Transformer

Rated capacity(kVA)	Voltage Combination			Connection Symbol	No-Load Loss (W)	Load Loss (W)75ºC	No-Load Current (%)	Short Circuit Impedance (%)
	High Voltage (kV)	High Voltage Tapping Range(%)	Low Voltage (kV)
630	33	± 5%	3.15 6.3 10.5	Yd11	830	7870	1.1	6.5
800					980	9410	1
1000					1150	11540	1
1250					1410	13940	0.9
1600					1700	16670	0.8
2000					2180	18380	0.7
2500					2560	19670	0.6
3150	33~38.5				3040	23090	0.56	7
4000					3620	27360	0.56
5000					4320	31380	0.48
6300					5250	35060	0.48	7.5
8000		± 5%or± 2 × 2. 5%	3.15 3.3 6.3 6.6 10.5 11	YNd11	7200	38500	0.42
10000					8700	45300	0.42
12500					10080	53900	0.4	8
16000					12160	65800	0.4
20000					14400	79500	0.4
25000					17020	94100	0.32
31500					20220	112900	0.32

Rated capacity(kVA)	Voltage Combination			Connection Symbol	No-Load Loss (W)	Load Loss (W)75ºC	No-Load Current (%)	Short Circuit Impedance (%)
	High Voltage (kV)	High Voltage Tapping Range(%)	Low Voltage (kV)
2000	33	± 3 × 2. 5%	6.3 10.5	Yd11	2300	19240	0.8	6.5
2500					2720	20640	0.8
3150	33~38.5				3230	24710	0.72	7
4000					3870	29160	0.72
5000					4640	34200	0.68
6300					5630	36800	0.68	7.5
8000			6.3 6.6 10.5 11	YNd11	7870	40600	0.6
10000					9280	48100	0.6
12500					10940	56900	0.56	8.0
16000					13170	70300	0.54
20000					15570	82800	0.54

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