Toroidal Core Transformer for Communication

Name: Toroidal Core Transformer for Communication
Brand: Tianjin Grewin Technology Co., Ltd.
SKU: dBLJNbqEYxYa
Price: 14.20 USD
Availability: InStock

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Product Details

Customization:	Available
Application:	Power, Electronic, Instrument, Lighting, Rectifier, Audio, Communication, Telecommunication
Phase:	Single

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Tianjin Grewin Technology Co., Ltd.

Tianjin, China

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Product Description

Company Info.

Basic Info.

Model NO.: 30va 50va 100va 250va 300va 500va 600va 650va
Core: Toroid Core
Cooling Method: Dry-type Transformer
Winding Type: Auto-transformer
Certification: ISO9001-2000, ISO9001, CCC, CE
Usage: Communication, Telephone, Phone
Frequency Characteristics: Low Frequency
Shape of Core: Ring
Brand: Grewin Communication Toroidal Transformer
Coil Structure: CE UL Communication Toroidal Transformer
Coil Number: Autotransformer, High Flux Density Grain- Oriented
Toroidal Transformer Type: 194va 25va Va 500va 3kVA 6000va Toroidal Transform
Transformer for Equipment: Low Rise High Efficiency Toroidal Transformer
95% Efficiency: Transformer Toroidal Price Design Manufacture
Toroidal Transformer: Step up Pulse Transformer Toroid for Communication
Round Toroidal Transformer: 50va 80va 100va 300va 500va 1000va 3000va
Short-Circuit-Proof Safet: Isolating Transformer
Leads - Length and Insulation: Secondary Windings Connections
Test Process1: Iinductive Voltage Test, Temperature Rise Test
Transport Package: Export Standard Carton or Customize Strong Pallet
Specification: CE
Trademark: Grewin Communication Toroidal Transformer
Origin: China
HS Code: 85043190
Production Capacity: 50000 PCS

Packaging & Delivery

Package Size: 12.00cm * 10.00cm * 8.00cm
Package Gross Weight: 1.000kg

Product Description

Name:

Power Communication Transformer,Customized Transformer,Core Transformer

Toroidal Transformer I
Power	Thermal Fuse	Current Fuse	Dimension (mm)	Approval Mark
GWB25VA	135ºC 250V 2A	250V T 2A	80*35	CE UL TUV CQC
GWB30VA	135ºC 250V 2A	250V T 2A	83*35	CE UL TUV CQC
GWB40VA	135ºC 250V 2A	250V T 2A	87*35	CE UL TUV CQC
GWB50VA	135ºC 250V 2A	250V T 2A	93*34	CE UL TUV CQC
GWB60VA	135ºC 250V 2A	250V T 2A	93*35	CE UL TUV CQC
GWB80VA	135ºC 250V 2A	250V T 2A	102*35	CE UL TUV CQC
GWB105VA	135ºC 250V 2A	250V T 2A	114*38	CE UL TUV CQC
GWB120VA	135ºC 250V 2A	250V T 2A	113*41	CE UL TUV CQC
GWB140VA	135ºC 250V 2A	250V T 2A	114*42	CE UL TUV CQC
GWB150VA	135ºC 250V 2A	250V T 2A	117*43	CE UL TUV CQC
GWB160VA	135ºC 250V 5A	250V T 5A	120*43	CE UL TUV CQC
GWB180VA	135ºC 250V 5A	250V T 5A	125*42	CE UL TUV CQC
GWB200VA	135ºC 250V 5A	250V T 5A	124*49	CE UL TUV CQC
GWB220VA	135ºC 250V 5A	250V T 5A	127*50	CE UL TUV CQC
GWB240VA	135ºC 250V 5A	250V T 5A	129*48	CE UL TUV CQC
GWB250VA	135ºC 250V 5A	250V T 5A	130*52	CE UL TUV CQC
GWB260VA	135ºC 250V 5A	250V T 5A	130*53	CE UL TUV CQC
GWB280VA	135ºC 250V 5A	250V T 5A	138*45	CE UL TUV CQC
GWB300VA	135ºC 250V 5A	250V T 10A	138*54	CE UL TUV CQC
GWB320VA	135ºC 250V 5A	250V T 10A	138*54	CE UL TUV CQC
GWB340VA	135ºC 250V 5A	250V T 10A	138*54	CE UL TUV CQC
GWB360VA	135ºC 250V 5A	250V T 10A	142*55	CE UL TUV CQC
GWB380VA	135ºC 250V 5A	250V T 10A	146*54	CE UL TUV CQC
GWB400VA	135ºC 250V 5A	250V T 10A	148*56	CE UL TUV CQC
GWB420VA	135ºC 250V 5A	250V T 10A	148*56	CE UL TUV CQC
GWB440VA	135ºC 250V 5A	250V T 10A	148*60	CE UL TUV CQC
GWB460VA	135ºC 250V 5A	250V T 10A	149*64	CE UL TUV CQC
GWB480VA	135ºC 250V 5A	250V T 10A	153*59	CE UL TUV CQC
GWB500VA	135ºC 250V 5A	250V T 10A	155*62	CE UL TUV CQC

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. solar device
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.)

4.product procedure
The following picture showed you about all finished toroidal transformer production line and package with export standard carton and strong pallets:
About us:
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

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