Business Type: Manufacturer/Factory
|Power||Dimension (mm)||Efficiency %||Current||Weight|
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:
Low-level of induction
High-grade design casing possible
Statically shield winding and magnetical shield winding optional.
1. Audio equipment
2. Electric control
4. Solar device
6. High-end and middle-end vedio etc
2). Advantages:1. High quality 100% copper core
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. )
4. Product procedure
The following picture showed you about all finished toroidal transformer production line and package with export standard carton and strong pallets:
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:
Request for quotation
Offer and counter offer
Sending and receiving samples
Placing a firm order
Paying and receiving the down payment
Factory production & Quality inspection
Paying and receiving the balance
Delivery of goods
Tianjin Grewin Technology Co., Ltd.