240v 0 70 90 0v 25w Audio Toroidal Transformer For Power Amplifier - Chinaprice: contact company for price
240v 0- 70- 90- 70- 0v 25w audio toroidal transformer for power amplifier
1. technical parameters
Power Dimension ( mm) Efficiency % Current Weight
GWB20VA 60* 25 >82 10mA 1.200.45kgs
GWB30VA 65* 35 >84 10mA 1.200.50kgs
GWB50VA 70* 40 >88 20mA 1.151.30kgs
GWB100VA 85* 60 >90 30mA 1.151.50kgs
GWB120VA 90* 75 >93 40mA 1.102.00kgs
GWB200VA 110* 80 >93 100mA 1.102.80kgs
GWB300VA 120* 80 >94 150mA 1.083.50kgs
GWB500VA 130* 80 >94 150mA 1.085.00kgs
GWB800VA 140* 85 >94 200mA 1.086.50kgs
GWB1000VA 140* 85 >95 300mA 1.058.50kgs
GWB1500VA 160* 90 >95 400mA 1.0512.0kgs
GWB2000VA 180* 90 >95 400mA 1.0515.0kgs
GWB4000VA 220* 95 >95 500mA 1.0520.0kgs
GWB6000VA 250* 95 >95 500mA 1.0525.0kgs
2. Raw materals have abtained VDE, UL, CE, ISO9000 approval . we guarantee quality is the first.
1 . No- load test ( included no- load voltage, no load current and no load loss)
2. iInductive voltage test
3. Load test ( load voltage and temperature rise
4. Temperature rise test .
5. Insulated resistance
6. Hi- pot test
7. Leakage indutance test
8. resistance test
9. Surface inspection.
3. customized audio toroidal transformer and solar energy transformer Application:
1) . Application:
1. audio equipment
2. electric control
6. high- end and middle- end vedio etc
2) . Advantages:
1. High quality 100% copper core
2. a full range of toroidal transformer
3. Specially sales and technical services: 5- 10Years
4. With 14 years' producing history in transformer induatry
5. our company have cooperated with many customers around the world and gained good reputation at home and abroad.
3) . Note
The above- mentioned toroidal transformer is frequently- used, we can also manufacture the products by customer design. And the specification is for reference, if has the change further, please take the material object as the standard.
4) . GREWIN' S Dimension :
External diameter: 40mm- 300mm, height : 13mm- 130mm, Efficiency: 75- 98%
we can design the appropriate products according to customers' requirments such as installation dimension, input and output voltage, power. . . etc. )
1. Tianjin Grewin Technology Co. , ltd. has always laying great emphasis on our core business philosophy ' Quality and Honesty First ' . Due to continuous innovative research and development, our products have meet the technical standards and safety standards , which are efficient and environment- friendly. As a professional leading and a main exporter of a wide variety of electronic components in China for many years, we adhere to new products, quality to meet the needs of you and welcome all of you to negotiate
Tianjin Grewin Technology Co. , Ltd
- Posted By: Tianjin Grewin Technology Co.,Ltd
- Phone: 862284943756
- Address: Yingke Building, Hedong district,Tianjin, Tianjin, China
- Website: http://www.grewin-tech.com
Published date: January 19, 2016 -
- Business Description: Tianjin Grewin Technology Co.,ltd, who always pay great attention to its business philosophy "Quality and Honesty First". We have both design and produce advantages about toroidal transformer,magnetic transformer,EI chasis class mounting transformer ,current transformer and clamp on sensor.
Depending on continuous and innovative R&D, and efficient management, Grewin has attracted lots of talented people to work together, who provide effective production, accurate inspection testing and excellent sales service for customers.
Grewin's manufacturing bases is located in Tianjin in China's north, which is Grewin's for transformers components products and using automated equipment like audio equipment, converter,power supply and meter,power monitoring etc.
Also we have passed ISO9001, CE, SGS certification.
Growing together side by side,
Mutual success hand in hand.
Behaving: Fitness Confidence Honesty Gratefulness
Acting: Profession Efficiency Team-work Passion
Achievements at work, realization of your goal.
We sincerely invite you to join us to create a bright future.
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