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Toroidal Power Transformer for Amplifiers And Lighting from China

Basic Info

Model NO.:GWB2381-500v
Usage:Single-phase Transformer
Frequency Characteristics:Power Frequency
Shape of Core:Ring
Brand:Grewin Waterproof Toroidal Transformer
Type:Waterproof Transformer
Coil Number:High Flux Density Grain- Oriented Silicon Steel
Frequency:50Hz/60Hz
Trademark:Grewin Waterproof Toroidal Transformer
Transport Package:Expoort Standard Carton with Srong Pallet
Specification:CE, ROHS
Origin:Tianjin
HS Code:85043190

Product Description

We have passed ISO9001:2015,CE,SGS approval and IEC report
500V Waterproof Power Toroidal for Garden Light
500V Waterproof Power Toroidal for Garden Light

Main parameters:
Input Voltage:AC 220V 230v 110v (Define the voltage)
Output voltage:AC 12V / 24V (Define the voltage)
Power range:25VVA-6KVA

500V Waterproof Power Toroidal for Garden Light
500V Waterproof Power Toroidal for Garden Light
500V Waterproof Power Toroidal for Garden Light

1.Application:
1). garden light
2). LED underwater lamp
3).LED Ground light
4).Outdoor power Supply
5).Audio sound field
6).Stage lighting


2.Advantages:
1).100% copper wire made
2).Toroidal style
3).plastic cover :ABS fire Material of withstand high temperatures
4).Epoxy resin
5).high performance insulation
6).Anti-corrosion, waterproof performance

3.Equipment:
Over 50 sets toroidal/annular/ ring coil winding machines, 3 EI type transformer lines, 2 sets of vacuumannealing furnaces, A set of nitrogen and hydrogen production equipment as below:
. Automatic Winding Machine
. Semi-automatic Winding Machine
. Toroidal Winding Machine
. Insert Lamination Machine
. Wave Soldering Machine
. Plastic Termal Ultraviolet Machine
. Domino Ink Jet Printing Machine
Transformer Multitester for High & Low Frequency
Layer Insulation Withstand Voltage Tester

4.Warning
Under no circumstances should both ends of the fixing bolt simultaneously contact the metal chassis or framework as this would create a potentially dangerous 'shorted-turn'.

5.Certificate
We have abtained CE CQC RoHs ULISO9001:2015,SGS and IEC 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.


6.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.

7.GREWIN'S Dimension :
External diameter: 55mm-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 afirm 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:
Bella
Tianjin Grewin Technology Co.,Ltd.
Website:
Tel:



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