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Audio Transformer 100W for Telecommunications 220V 380V Transformer

Basic Info

Model NO.:100va 300va 500va 1000va 2000va 4000va 6000va
Usage:Audio Device, Amplifier, DVD, Loudspeaker
Frequency Characteristics:High Frequency
Shape of Core:Ring
Brand:Grewin Audio Toroidal Transformer
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
Trademark:Grewin Audio Toroidal Transformer
Specification:CE
Origin:China
HS Code:85043190

Product Description

Name:

audio transformer 100w used for telecommunications 220v 380v transformer


1.technical parameters


Power InputVoltage(V) OutputVoltage(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

<
ToroidalTransformer
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.ourcompanyhavecooperated 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.TianjinGrewinTechnologyCo.,ltd.hasalwayslayinggreatemphasisonourcorebusinessphilosophy"QualityandHonestyFirst".
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:

Vic
Tianjin Grewin Technology Co.,Ltd.
Email:
tel:
MT:
Website:



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