| Prod Model: |
100va 300va 500va 1000va 2000va 4000va 6000va |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Model Number: |
40va Audio Toroidal Transformer for Communication |
| Coil Number: |
Autotransformer, High Flux Density Grain- Oriente |
| Transformer Usage: |
Electronic, Audio, Instrument, Rectifier, Reactor |
| Transformer For Audio Equipment: |
Low Rise High Efficiency Toroidal Transformer |
| Leads - Length And Insulation: |
Secondary Windings Connections |
| 95% Efficiency: |
Transformer Toroidal Price Design Manufacture |
| Voltage Design: |
Customized |
| Test Process1: |
Toroidal Transforemr No-Load Test |
| Test Process2: |
Toroidal Transformer Surface Inspection. |
| Frequency: |
10Hz-20kHz |
| Application: |
Power Amplifier, DVD |
| Phase: |
Single |
| Cooling Method: |
Dry-type Transformer |
| Winding Type: |
Auto-transformer |
| Coil: |
Toroid Core |
| Certification: |
CE |
| Usage: |
Audio Device, Amplifier, DVD, Loudspeaker |
| Brand: |
Grewin Audio Toroidal Transformer |
Product Description
Name:
audio transformer 100w used for telecommunications 220v 380v transformer
1.technical parameters
| Power | Input Voltage(V) | Output Voltage(V) | Dimension
OD*H(mm) | Weight (kg) |
| GWB50VA | 220V (230V) | 12V | 80*38 | 0.74 |
| GWB100VA | 220V (230V) | 12V | 95*45 | 1.25 |
| GWB200VA | 220V (230V) | 12V | 112*52 | 2.05 |
| GWB250VA | 220V (230V) | 12V | 118*54 | 3.36 |
| GWB500VA | 220V (230V) | 12V | 140*65 | 4.2 |
| GWB1000VA | 220V (230V) | 12V | 170*75 | 7.2 |
| GWB1500VA | 220V (230V) | 12V | 180*85 | 9.75 |
| GWB2000VA | 220V (230V) | 12V | 185*105 | 12 |
| GWB3000VA | 220V (230V) | 12V | 200*120 | 16.6 |
| GWB5000VA | 220V (230V) | 12V | 230*135 | 24 |
<
| Toroidal Transformer |
| 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. We have abtained VDE,UL,CE,ISO9000 approval .we guarantee quality is the first.
Test process
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.DC resistance test
9.Surface inspection.
3.customized audio toroidal transformer and solar energy transformer Application:
1). Application:
1. audio equipment
2. electric control
3. computer
4.instrument
5.telecommunications
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.)
About us:
1. Tianjin Grewin Technology Co.,ltd. has always laying great emphasis on our core business philosophy "Quality and Honesty First ".
2.Flow chart of trading activities:
NO |
Step |
Days need |
1 |
Request for quotation |
1 day |
2 |
Making quotations |
1 day |
3 |
Offer and counter offer |
3 days |
4 |
Sending and receiving samples |
3-10 days |
5 |
Sample confirmation |
3 days |
6 |
Placing a firm order |
1 day |
7 |
Paying and receiving the down payment |
1-4 day |
8 |
Factory production & Quality inspection |
15-20 days |
9 |
Paying and receiving the balance |
4 days |
10 |
Delivery of goods |
1 days |
Contact Information:
Cathy
Tianjin Grewin Technology Co.,Ltd.
tel:86-22-84943756
MT:86-15127622290
Website:
http://www.grewin-tech.com
http://grewin-tech.en.alibaba.com
GREWIN as manufacture for Toroidal Transformer, current transformer, high frequency magnetics transformer, split core current sensor, clamp on CT, EI power Transformer etc. We have abtained ISO9001: 2015, IEC, CE, VDE, approval.
Our company have many advantages which can be your honesty and reliable supplier:
WHY CHOOSE US?
A. Business philosophy "Quality and Honesty First“
B. Over 40 years experience of transformer designing and producing.
C. Transformer 100% test before the shipment;
D. UL, CE, ISO9001: 2008
E. We offer custom-made transformers, OEM and ODM are welcome
F. We expect at consistently competitive prices
G. Transformer quality lifetime: 10 Years.
H. Professional experiences of the sales and engineers: 5 -10 Years
Grewin Mission: Growing together side by side, Mutual success hand in hand.
We sincerely invite you to join us to create a bright future.
Contact Information:
Tianjin Grewin Technology Co., Ltd.
TEL: +86 22 84943756
Web: www.grewin-tech.com
