The PT Series Transformer Turns Ratio Tester is a state-of-the-art, portable instrument designed for precise measurement of the turns ratio, excitation current, and winding connection of single-phase and three-phase power transformers.
Key Features
- High Accuracy & Dual Measurement Modes
- Comprehensive Three-Phase Testing
- Excitation Current Measurement
- Wide Ratio & Tap Changer Range
- Advanced Diagnostics & Safety
- User-Friendly Operation & Data Management
Technical Specifications
| Parameter |
Specification |
| Turns Ratio Range |
0.8000 to 15000 |
| Basic Accuracy |
0.1% (for ratio 1 to 1000) |
| Resolution |
0.0001 |
| Phase Angle Measurement |
Range: 0° to 360° |
| Excitation Current Measurement |
Range: 0.1 mA to 10A |
| Test Voltage |
Adjustable, typically 8V, 40V, 80V AC (Standard Mode) |
| Power Supply |
Rechargeable Li-ion battery, >8 hours continuous operation |
| Display |
5-inch color LCD touchscreen |
| Data Storage |
10,000 test records |
| Communication |
USB, Bluetooth (Optional) |
| Operating Environment |
Temperature: -10°C to 50°C |
| Dimensions & Weight |
Approx. 300*250*150mm (W*D*H) |
| Safety Standards |
Complies with IEC 61010-1 (CAT II 600V) |
Applications
- Factory Acceptance Testing (FAT) for new transformers
- Preventive Maintenance to detect winding degradation
- Commissioning of substation equipment (IEC/IEEE compliance)
- Troubleshooting faults like inter-turn shorts or core damage
Standards Compliance
Meets IEC 60076-1, IEEE C57.12.90, and ANSI C57.12.00
Product Images
Company Profile
About Sansion
Sansion Power Electric was established in 2005, with over 20 years of experience in R&D, manufacturing, and marketing of power electrical testing products. Our products are widely used in power electric, railroad, energy conservation, environment protection, water conservancy, petrochemical industry, aerospace, and other fields. Sansion Power Electric includes R&D department, instruments manufacturing workshop, HV workshop, sample exhibition room, HV testing laboratory, quality control department, and employs over 80 staff including 20 technical engineers. We have obtained ISO9001 quality system certification and all products strictly conform to international IEC and Chinese state standards.
Frequently Asked Questions
Q1: Is your company a sales company or a manufacturer?
Sansion Power Electric Co., Ltd. is an industrial and trade enterprise with its own factory, self-produced and self-sold. Founded in 2005, we have twenty years of production experience with reliable production lines, test rooms, and R&D centers.
Q2: Whether the goods are in stock, whether they can be customized, and how long the delivery time is?
After ordering, we can customize products according to customer requirements using the latest technology. Delivery time is typically within 10 working days.
Q3: Is the quality guaranteed?
We use imported components and conduct three quality inspections before shipment. Products are packed in non-fumigation wooden boxes for export.
Q4: What are the after-sales terms?
We offer free consulting service, one year warranty, and support through email communication, video calls, and on-site technical assistance to resolve any after-sales problems promptly.
Q5: What are the cooperative countries or regions?
Our products have been successfully exported to the United States, France, Brazil, Australia, Spain, Portugal, Oman, Russia, the Netherlands, Indonesia, Bangladesh, Saudi Arabia, Chile, Colombia, Panama, Malaysia, and other countries and regions.