| Customization: | Available |
|---|---|
| Application: | Power, Electronic, Instrument, Lighting, Rectifier, Audio, Thermal Power, Hydropower,Photovoltaic, Wind Power |
| Phase: | Three |
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Energy storage resin cast dry-type transformer
Product Description
1. Low loss, small partial discharge, and high moisture resistance;
2. Good overall mechanical strength and strong resistance to short circuits;
3. High reliability, maintenance free, and easy installation.
4. The energy storage resin cast dry-type transformer produced by Shanghai Zhiyou Company can effectively improve efficiency, reduce comprehensive power consumption, and improve operational reliability. All performance indicators meet or exceed the latest national standards, and it has the advanced level of similar products in China.
Advantages Introduction
1. High pressure adopts a multi-layer segmented cylindrical structure, while low pressure adopts a longitudinal air duct foil structure;
2. Flame retardant resin formula, passing KEMA's E2, C2, and F1 tests;
3. After operation, it can be directly put into operation without drying;
4. A comprehensive temperature protection and control system;
6. The insulation level reaches level H.
Performance characteristics
1. Ultra low loss: low noise, low partial discharge, noise level 10dB lower than industry standards, partial discharge less than 5pc.
2. Characteristic testing: The product has passed F1, C2, and E2 combustion environment tests. The test shows high fire resistance and can be directly installed in the load center.
3. Protection system: Equipped with a three-phase temperature control protection system that can be remotely monitored. It has a forced air cooling system that is sensitive and reliable, meeting specific environmental requirements.
Introduction to dry-type transformers:
Product Description
1. Safe, reliable, and convenient
2. Low loss, low partial discharge, low noise, and strong heat dissipation ability
Under forced air cooling conditions, it can operate at 150% of the rated load
4. Good moisture-proof performance, able to operate normally under high humidity
5. Flame retardant, non polluting, and can be directly installed in the load center
6. Maintenance free, easy installation, and low comprehensive operating costs
7.The dry-type transformers produced by Shanghai Zhiyou Company can effectively improve efficiency, reduce comprehensive power consumption, and improve operational reliability. All performance indicators meet or exceed the latest national standards, and are at the advanced level of similar products in China.
Performance characteristics
1. Energy conservation and environmental protection
Epoxy SCB12 meets the 2020 new national energy efficiency standard; SCB12 meets the 2020 new national standard for Level 3 energy efficiency; SCB14 meets the second level energy efficiency requirements of the 2020 new national standard; SCB18 complies with the 2020 version of Level 1 energy efficiency.
2.The angle is 45 degrees, and the fully oblique step seam iron core
The iron core is made of high-quality, high magnetic grain oriented cold-rolled silicon steel sheets, with 45 degree fully oblique step seams and a special square tube pull plate structure. The core column is tied with insulation tape; The surface is coated with special resin to prevent moisture and rust, effectively reducing no-load loss, no-load current, and core noise.
3. Multilayer segmented cylindrical high-voltage coils
The high-voltage winding conductor is wound with F-grade insulated copper wire, reinforced with long and short cut glass fiber felt as filler, and poured with epoxy resin mixture under vacuum (1-3mbar). Effectively suppress the occurrence of partial discharge, with a partial discharge amount not exceeding 5PC.
4. Longitudinal air duct foil structure low-voltage coil
The low-voltage coil is wound using high-quality foil conductors on an automatic foil winding machine, with argon arc protection welding and high welding accuracy; Pre impregnated DMD serves as interlayer insulation, with pre impregnated fiberglass cloth used for insulation both inside and outside. The upper and lower ends are sealed with epoxy resin, and then cured as a whole in a curing furnace, with good moisture resistance.
5. Durable and aesthetically pleasing protective casing
IP20 can prevent solid particles with a diameter greater than 12mm from entering and resist accidental impacts; IP23 not only has the function of IP20, but also prevents water droplets from flowing in at an angle of 60 degrees to the vertical line, making it suitable for outdoor installation and use; Customizable.
Dry type transformer is a type of transformer where the iron core and winding are not immersed in insulating liquids. The epoxy resin cast dry-type transformer products produced by our company are designed according to IEC international standards and current national standards. Their manufacturing technology is advanced, and they are safe and environmentally friendly products with low loss, low partial discharge, and low noise.
The dry-type transformer produced by Shanghai Zhiyou Company is safe, flame-retardant, fire-resistant, pollution-free, and can be directly installed in the load center. Maintenance free and easy to install. Good moisture-proof performance, can be put into operation without pre drying after shutdown. Low loss, low partial discharge, low noise, and can operate at 120% of rated load under forced air cooling conditions. Equipped with a comprehensive temperature protection and control system, it provides reliable guarantee for the safe operation of transformers.
Shanghai Zhiyou Company, the famous brand in China's transformer industry, will do our best to provide our customers with the most reasonable transformer prices, high-quality services, and detailed technical support.
Performance characteristics
1. High reliability: The temperature control adopts an intelligent temperature controller, which is easy to maintain and improves the safety and reliability of transformer operation. Small partial discharge: The winding is wound with copper wire or copper foil, filled and wrapped with fiberglass felt, and wound with epoxy resin in a vacuum state. After curing, it forms a sturdy cylindrical whole, with small partial discharge and high reliability. Simultaneously flame retardant, explosion-proof, and non polluting to the environment.
2. Strong resistance to sudden short circuits: The high-voltage winding of the product is made of epoxy resin vacuum casting, with small partial discharge and high electrical strength of the coil. The inner and outer walls of the winding are made of fiberglass mesh plates, which increases the mechanical strength of the coil and improves the product's ability to resist sudden short circuits.
3. Low cost: The iron core is made of imported high-quality cold-rolled silicon steel sheets, with a three-stage fully inclined seam structure. The surface is coated with epoxy resin, reducing no-load loss, no-load current, and iron core noise.
4. Strong short-circuit resistance: The high-voltage winding of the product is made of epoxy resin vacuum casting, with small partial discharge and high electrical strength of the coil. The inner and outer walls of the winding are made of fiberglass mesh plates, which increases the mechanical strength of the coil and improves the product's short-circuit resistance.
5. Good thermal stability: The coil and lead wire are made of copper wire, and axial air ducts are added inside the coil, leaving sufficient temperature rise margin. The heating part and the hottest spot of the product are strictly controlled for temperature rise, and the main temperature rise indicators of the product are at least 5 degrees lower than those of international standards.
6. Low temperature rise, long service life: The product has low temperature rise, strong heat dissipation ability, and can operate at 150% of rated load under forced air cooling conditions. An optional temperature control and protection system with comprehensive performance can provide reliable guarantee for the safe operation of transformers.
7. Maintenance free: Dry type transformers have no oil, and 1250kva dry-type transformers are reasonably priced, eliminating the need for regular oil changes and maintenance of the product.
8. Beautiful appearance: The core column of the product is tied with F-grade weft free straps, and the surface of the clamps and fasteners is specially treated to make the product more beautiful.
Usage environment
1. Installation location: indoor;
2. Altitude: less than 1000 meters (special design is required when it is greater than 1000 meters);
3. Environmental temperature: -25 ºC~+40 ºC;
4. The waveform of the power supply voltage is approximately a sine wave; The three-phase power supply voltage is roughly symmetrical;
5. Maximum relative humidity: 95% (25 ºC);
6. Seismic resistance: Ground horizontal acceleration of 0.3g, ground vertical acceleration of 0.15g, simultaneously acting for three sine waves, with a safety factor of ≥ 1.67;
7. Ability to work normally in indoor environments around the clock;
8. Workplace: No fire, explosion hazard, chemical corrosion level severe vibration environment.
For both air-cooled and forced air-cooled transformers, it is necessary to ensure that the transformer has good ventilation capacity. When transformers are installed in basements or other environments with poor ventilation capacity, heat dissipation and ventilation devices must be added. Protection levels include IP00, IP20, IP23, and other types.
When the altitude is greater than 1000 meters or the ambient temperature is greater than 40 ºC or less than -25 ºC, the product must adjust the relevant rated values in accordance with the requirements of GB1094.11 Power Transformers - Part 11: Dry type Transformers.
Product Standard
GB1094.1-2013 Power Transformers Part 1 General Principles;
GB1094.2-2013 Power Transformers - Part 2: Temperature Rise;
GB1094.3-2017 "Power Transformers - Part 3: Insulation Levels, Insulation Tests, and External Insulation Air Clearances";
GB1094.5-2016 Power Transformers - Part 5: Ability to withstand short circuits;
GB1094.10-2003 Power Transformers - Part 10: Sound Level Identification;
GB1094.11-2007 Power Transformers - Part 11: Dry type Transformers;
GB20052-2013 "Limiting Values and Energy Efficiency Grades for Energy Efficiency of Three Phase Distribution Transformers";
IEC60076-11-2016 Dry type Transformers
Shanghai Zhiyou Electric Manufacturing Co., Ltd. is currently seeking globally trusted partners as our agents in various regions. If you trust our products, please contact us through Made in China website or directly by email. We will reply to you as soon as we receive the information.
Shanghai Zhiyou Company is not only a leading enterprise in the dry type power transformer industry, but also a professional manufacturer of oil type power transformers and power reactors.
Technical parameters
Technical parameters of 10kV level SC (B) dry-type transformer
| Rated capacity (kV•A) |
Voltage combination | Linking groups |
No load loss (W) | Load loss (W) (F)(120ºC) |
No load current (%) |
Short-circuit impedance (%) |
||||
| High voltage side (kV) |
High voltage tapping range (%) |
Low voltage side (kV) |
||||||||
| Type 10 | Type 11 | Type 12 | ||||||||
| 30 | 6 6.3 6.6 Or 10 10.5 11 |
±2×2.5 Or ±5 |
0.4 | Dyn11 Or Yyn0 |
190 | 170 | 150 | 710 | 2.0 | 4.0 |
| 50 | 270 | 240 | 215 | 1000 | 2.0 | |||||
| 80 | 370 | 330 | 295 | 1380 | 1.5 | |||||
| 100 | 400 | 360 | 320 | 1570 | 1.5 | |||||
| 125 | 470 | 420 | 375 | 1850 | 1.3 | |||||
| 160 | 540 | 480 | 430 | 2130 | 1.3 | |||||
| 200 | 620 | 550 | 495 | 2530 | 1.1 | |||||
| 250 | 720 | 640 | 575 | 2760 | 1.1 | |||||
| 315 | 880 | 790 | 705 | 3470 | 1.0 | |||||
| 400 | 980 | 880 | 785 | 3990 | 1.0 | |||||
| 500 | 1160 | 1040 | 930 | 4880 | 1.0 | |||||
| 630 | 1340 | 1200 | 1070 | 5880 | 0.85 | |||||
| 630 | 1300 | 1170 | 1040 | 5960 | 0.85 | 6.0 | ||||
| 800 | 1520 | 1360 | 1210 | 6960 | 0.85 | |||||
| 1000 | 1770 | 1590 | 1410 | 8130 | 0.85 | |||||
| 1250 | 2090 | 1880 | 1670 | 9690 | 0.85 | |||||
| 1600 | 2450 | 2200 | 1960 | 11700 | 0.85 | |||||
| 2000 | 3050 | 2740 | 2440 | 14400 | 0.68 | |||||
| 2500 | 3600 | 3240 | 2880 | 17100 | 0.68 | |||||
| Rated capacity (kV•A) |
Voltage combination | Linking groups |
No load loss (W) |
Load loss (W) (F)(120ºC) |
No load current (%) |
Short-circuit impedance (%) |
||
| High voltage side (kV) |
High voltage tapping range (%) |
Low voltage side (kV) |
||||||
| 50 | 20 22 24 |
±2.5 ±5 |
0.4 | Dyn11 Yyn0 |
340 | 1230 | 2.0 | 6.0 |
| 100 | 540 | 1990 | 1.8 | |||||
| 160 | 670 | 2470 | 1.5 | |||||
| 200 | ±2×2.5 ±5 |
730 | 2940 | 1.5 | ||||
| 250 | 840 | 3420 | 1.3 | |||||
| 315 | 970 | 4080 | 1.3 | |||||
| 400 | 1150 | 4840 | 1.1 | |||||
| 500 | 1350 | 5790 | 1.1 | |||||
| 630 | 1530 | 6840 | 1.0 | |||||
| 800 | 1750 | 8260 | 1.0 | |||||
| 1000 | 2070 | 9780 | 0.85 | |||||
| 1250 | 2380 | 11500 | 0.85 | |||||
| 1600 | 2790 | 13800 | 0.85 | |||||
| 2000 | 3240 | 16300 | 0.7 | |||||
| 2500 | 3870 | 19300 | 0.7 | |||||
Note: The data in the table is for reference only. The transformer products of Shanghai Zhiyou Company include but are not limited to the capacity and voltage level listed in the table. The company reserves the right to make changes to the data and accepts special orders.
Shanghai Zhiyou Electric Manufacturing Co., Ltd., established in 2007, is a professional manufacturer of power plant transformers in China and a leading large-scale manufacturer of transformers in China. Shanghai Zhiyou has obtained ISO9001 international quality management system certification, ISO14001 international environmental management system certification, and EU CE certification, and has independent patents and trademarks.Corporate honor, awarded as a "Famous Brand in China" by the authoritative organization China Enterprise Quality Certification and Supervision Center. The quality of the products produced by the company is reliable, and the product standards are in line with or higher than the Chinese national standards and international general standards. They are highly praised by the Chinese and international markets.
Shanghai Zhiyou Company, the famous brand in China's transformer industry, will do our best to provide our customers with the most reasonable transformer prices, high-quality services, and detailed technical support.
Our Best Service For You
1. Pre sale service
a. make technical solution
b. send quotation, technical data sheet and drawing
c. prepare power transformer plan, testing plan and shipment plan
2. In sale service
a. supervise the manufacturing schedule totally in accordance with the plan
b. send photos to customer during every manufacturing process(hold point)
c. inform the customer one week before testing.
3. After sale service
a. installation and commissioning, training the workers
b. quick response within 12 hours any time
c. provide 12 months guarantee period normally.
Q1: Are you a factory or trading company?
A1: We are a factory, and we can guarantee our price is first-hand very cheap and competitive. Our factory is in Shanghai, the international metropolis of China.
Q2: What is the payment term?
A2: T/T, L/C or negotiation.We accept T/T 30% deposit and 70% balance payment, the balance should be paid after acceptance before shipment.
Q3: Do you have any Certificate?
A3: Yes. Our transformers have CE certificates, type test reports tested by national authoritative institutions, and certificates of conformity.
Q4: Could I have the prices of your products?
A4: Welcome. Please feel free to send us an inquiry here. We will reply to you within 24 hours.
Q5: How about the delivery time?
A5: My friends, when you confirm the order, there will be about 25 to 45 days to produce which depends on your delivery plan and our order arrangements.
Q6: May I know the warranty time?
A6. We offer 12 months warranty time for the transformer quality. For any questions about our products, you can consult our sales manager any time and anywhere. We will provide the professional assistance to you.
Q7: Do you accept product customization?
A7: Yes of course. Please provide specific drawings or parameters we will quote you after evaluation.
Q8: Would you accept using customer's logo?
A8: Yes, we can provide OEM and ODM service.
Q9: What is the standard of package?
A9: Export standard package or special package according to customer's requirement.
Q10: How can we trust you?
A10: As an enterprise specializing in transformer production for 17 years, Shanghai Zhiyou Electric has high quality, fast delivery, guarantee after-sales service and factory price.We have more than 17 years manufacturing and R&D experience, and cooperated with many customers all over the world. We have many patent certificates, test report, ISO9001, ISO14000 certificate. We are the audited supplier of Made-In-China.
Q11: How do you conduct quality control in your factory?
A11: Shanghai Zhiyou Electric transformers are manufactured in accordance with international standards (such as IEC, SGS, Intertek, CE and other international certifications) and customer requirements . All transformers are 100% conducted routine test, type test and special test before delivery to ensure every product is qualified.
Q12: I have great trust in Shanghai Zhiyou's transformer products and would like to become your company's general agent in our country. How can I proceed?
A12: Thank you for your recognition of Shanghai Zhiyou Company's products. Shanghai Zhiyou Electric Manufacturing Co., Ltd. is currently seeking globally trusted partners as our agents in various regions. Please contact us through Made in China website or directly by email. We will reply to you as soon as we receive the information.
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