Gw-900A Automatic Winding Coil Turns Ratio Tester for Transformer
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Product Highlights
- High Precision Testing: Achieves 0.1% testing precision with a range of 0-20000 turns for accurate results.
- High-Speed Operation: Supports testing speed of twice per second, ideal for high-speed production lines.
- Versatile Frequency Options: Offers multiple testing frequencies: 10kHz, 2kHz, and 200Hz to suit different needs.
- Flexible Error Choice: Allows selection between absolute error and percentage error choice functions.
- Compact Desktop Design: Small footprint with main equipment weighing only 5kg, suitable for desktop installation.
- Low Power Consumption: Energy efficient with power consumption of only 30W for cost-effective operation.
- Wide Application Scope: Designed for testing all kinds of magnetic coil turns in transformers and chokes.
- Professional Technical Support: Provides cost-effective solutions and technical support from experienced engineers.
Product Attributes
- Customization
- Available
- After-sales Service
- Online Video
- Function
- Abrasion Resistance, Lubrication, High Temperature Resistance, Anti-Corrosion, Anti-Cold
- Model NO.
- GW-900A
- Demoulding
- Automatic
- Condition
- New
- Certification
- ISO, CE
- Warranty
- 12 Months
- Automatic Grade
- Semiautomatic
- Installation
- Desktop
- Driven Type
- Electric
- Mould Life
- <300,000 Shots
- Testing Range
- 0---20000 Turns
- Testing Precision
- 0.1%
- Testing Speed
- Twice/Sec
- Testing Frequency
- 10kHz,2kHz,200Hz
- Coil Dimensions
- Internal Diameter>3mm
- Choice Function
- Absolute Error Choice and Percentage Error Choice
- Power Supply
- Voltage: AC 220V±10%
- Frequency
- 50Hz±5%
- Power
- 30W
- Volume Main Equipment
- 390*160*420 ( Width*Height*Depth )
- Testing Equipmen
- 185*150mm ( Diameter*Height )
- Weight Main Equipment
- 5kg
- Weight Testing Equipment
- 1kg
- Application
- Transformer Turns Tester
- Performance
- Automatic
- Transport Package
- Carton Box
- Specification
- 47*45*24CM
- Trademark
- Grewin
- Origin
- China
- HS Code
- 9030849000
- Production Capacity
- 1000
- Package Size
- 47.00cm * 45.00cm * 24.00cm
- Package Gross Weight
- 9.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Gw-900A Automatic Winding Coil Turns Ratio Tester for Transformer
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Product Description
Principle Sketch:
Turns Ratio Tester Technical Parameters:
1 Testing range: 0---20000 turns
2 Testing precision: 0.1%
3 Testing speed: twice/sec
4 Testing frequency: 10kHz,2kHz,200Hz
5 Coil dimensions: internal diameter>3mm, external diameter≤90mm ( can be
made to special measure )
6 Choice function: absolute error choice and percentage error choice
Operating Conditions:
1 Condition temperature and humidity
The accuracy can be achieved when temperature is between 10ºCand 30**,humidity≤80%RH.
The equipment can be operated when the temperature is between 0** and 40**,humidity ≤90%RH.
2 Power supply
Voltage: AC 220V±10%
Frequency: 50Hz±5%
Power: ≤30W
3 Volume
Main equipment: 390*160*420 ( width*height*depth )
Testing equipment: 185*150mm ( diameter*height )
4 Weight
Main equipment: 5kg
Testing equipment: 1kg
External Structure:
1 Testing equipment
2 Sketch map
Illustration
| Number | Name | Function Illustration |
| 1 | Socket | Connect with the main equipment with the five-wired electric cable to provide testing signal. |
| 2 | Auxiliary stick | During testing, turn the auxiliary stick into close contact with the main stick. |
| 3 | Awl support | Fix the coil to surround the main stick and reduce the error caused by the position of the coil. |
| 4 | Main stick | Put the coil around the main stick and contact the awl support horizontally to reduce the error. |
Sketch Map:
| Name | Function Illustration |
| Switch | "ON" to have the power supply and "OFF" to switch off. |
| Testing end | Provide four-end testing. HD,HS are connected to one end of the coil; LD,LS are connected to the other end of the coil. |
| Keyboard | To choose the functions. |
| Function instruction | To indicate the different functions. |
| Screen | The testing result and the function instructions show on the screen. |
| Number | Name | Function Illustration |
| 1 | Socket | Connect with the main equipment with the five-wired electric cable to provide testing signal.. |
| 2 | Power supply socket | Connect with 24V,60Hz alternating current. |


Grewin Industrial Group Co., Ltd. was founded in 1993 to provide cost-effective, high-quality manufacturing solutions for transformer industries.
Whether producing transformers, chokes,magnetics or other vital components,our winding machine are relied upon by countless manufacturers around the world.
1. Good Quality and Low Price:Our machines and equipment have long service life and high cost performance.
.
So whether you are a manufacturer of transformers, chokes or other winding components, Grewin's winding machine are a wise choice. With their precision, flexibility and affordability, they can help you meet your production goals while ensuring the quality of the finished product.
So whether you are a manufacturer of transformers, chokes or other winding components, Grewin's winding machine are a wise choice. With their precision, flexibility and affordability, they can help you meet your production goals while ensuring the quality of the finished product.
PRE-SALE:
1. Strong and professional team of engineers, rich experience
2. Able to provide innovative solutions and quotes in one day.
IN SALE:
1. Delivery time: 5-10 days(standard machine), 30 days(custom)
2. Free consulting service: in-depth understanding of customer needs
3. Provide professional advice: including the choice of parts type and consumable parts of the machine.
AFTER-SALE:
1.24 hours free remote service: video guide and telephone
2. Warranty:1 year after-sales service



GREWIN INDUSTRIAL GROUP CO.,LTD
Add: 2#MeiNian Plaza No.16 DongTing Road,Hexi Distrct | Tianjin | 300040 | China
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR246099". Items marked "" are certified.
Company Profile
Tianjin Grewin Group is concentrating on transformers for 25 Years and complianted by ISO9001: 2015, CB, IEC CB, CE etc. We're always pay great attention to its business philosophy "Quality and Honesty First". Grewin is specialized in the design and manufacture of wound components such as transformer, current sensors, chokes etc. Windely used in communications, electronics, meters, industrial control, medical equipments and other fields. We are also a provider of power meters and tape and winding machines. 85% of its products exported to America, Europe, and Asia etc. We sincerely invite you to join us to create a bright future.
Tianjin Grewin Technology Co. Ltd. In Tianjin City which is very close to XinGang Port and BinHai International Airport, which provide timely and convenient access to transportations for customers. It's a professional leading and a main exporter of a wide variety of electronics components in north of China.
All of our products stand for top quality in this industry and are enjoying very high honor. We have abtained ISO9001, CE, SGS approval and IEC test report.
Our core business are including following:
1. Toroidal Transformers
2. Current Transformers
3. EI laminated Transformers
4. Ferrite Core Transformers
5. Coil WIinding Machines
6. Taping Machines
7. Cable Fault Locators
8. Pipe locator
All staff in our company would like to appreciate for your attention to our products. Welcome to give us your valuable suggestions about products and services. You can be our sole agent in your country and benefit from more preferable prices. OEM orders are welcome.
About Our Factory & Business Background
- Address
- 2# MeiNian Plaza No.16 DongTing Road,Hexi Distr,300222,Tianjin China
- Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment, Money Gram
- International Commercial Terms(Incoterms)
- EXW, CFR, CIF, FAS, DDP, DAP, CIP, CPT, Others, FCA
- Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays - Nearest Port
- TIANJIN XINGANG SEA PORT, SHANGHAI SEA PORT, QINGHUANGDAO SEA PORT
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2006-08-09
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What is the testing range and precision?
- The testing range is 0-20000 turns with a high precision of 0.1%.
- What are the available testing frequencies?
- The device supports three testing frequencies: 10kHz, 2kHz, and 200Hz.
- How fast is the testing speed?
- The testing speed is twice per second, ensuring high-efficiency production.
- What is the warranty period?
- The product comes with a 12-month warranty and 24-hour free remote service.
- What is the delivery time for standard and custom machines?
- Standard machines take 5-10 days, while custom machines take 30 days.
- Can the coil dimensions be customized?
- Yes, the external diameter can be made to special measures if needed.
- What error choice functions are available?
- Users can choose between absolute error choice and percentage error choice.
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Product Groups
- Wire Welding Machine
- Tororidal transformer winding machine
- Parallel Winding Machine
- Fully Automatic Hook Winding Machine
- Coil Winding Machine
- Cable Fault locators Testers
- current transformer
- Toroidal Transformer Test Equipment
- toroidal transformer
- Ferrite magnetic frequency transformer
- sator winding machine
- Automatic Copper Wire Stripping Machine
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