TTR-1000 Transformer Turns Ratio Tester
The TTR-1000 Transformer Turns Ratio (TTR) Tester is a state-of-the-art, microprocessor-based instrument designed for fast, accurate, and reliable measurement of turns ratio, excitation current, and winding connections of single-phase and three-phase power transformers, potential transformers (PTs), and current transformers (CTs). With advanced digital signal processing and user-friendly interface, this portable test set is essential for transformer manufacturing, commissioning, routine maintenance, and diagnostic testing.
Key Features
- High Precision & Wide Range: Exceptional accuracy for turns ratio measurements across 0.8 to 15000 range
- Fully Automatic Testing: Simple connect-and-test operation with automatic phase determination and voltage application
- Three-Phase & Single-Phase Testing: Comprehensive testing capabilities for various vector groups (Yy, Dd, Yd, Dy)
- Winding Connection Diagnostics: Automatic identification of wiring errors and common transformer faults
- Excitation Current Measurement: Detection of core and winding issues including inter-turn shorts
- Phase Angle Measurement: Vector group verification through phase displacement calculation
- Large Color Display: Clear LCD/touch screen with comprehensive results and connection diagrams
- Built-in Memory & Data Management: Storage for 10,000+ test records with USB/Bluetooth connectivity
- Robust Portable Design: Rugged, field-ready case with battery operation for extended use
- Safety & Reliability: Built-in protections against over-voltage, over-current, and reverse polarity
Technical Specifications
| Parameter |
Specifications |
| Turns Ratio Measurement |
Range: 0.8 to 15000 | Accuracy: ±0.05% | Resolution: 0.0001 |
| Voltage Measurement |
Test Voltage: 5V, 25V, 50V, 100V, 120V, 220V AC | Accuracy: ±0.1% |
| Excitation Current |
Range: 1 mA to 10 A | Accuracy: ±0.5% |
| Phase Angle Measurement |
Range: 0 to 360° | Resolution: 0.01° | Accuracy: ±0.1° |
| Power Supply |
Rechargeable Li-ion battery (8+ hours) | AC adapter (110V-240V) |
| Display |
5.7-inch or larger color LCD with touch screen |
| Communication |
USB, Bluetooth (optional), RS-232 (optional) |
| Internal Memory |
10,000+ test records capacity |
| Operating Environment |
Temperature: -10°C to 50°C | Humidity: <85% RH non-condensing |
| Dimensions & Weight |
300 x 250 x 150 mm (11.8" x 9.8" x 5.9") | ~5 kg (11 lbs) |
| Safety & Compliance |
IEC 61010-1 safety standards | CE marked |
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 standards
Company Profile
About Sansion Power Electric
Established in 2005, Sansion Power Electric brings over 20 years of expertise in R&D, manufacturing, and marketing of power electrical testing products. Our solutions serve diverse industries including power electric, railroad, energy conservation, water conservancy, petrochemical, and aerospace.
Our facility includes R&D department, manufacturing workshops, HV testing laboratory, and quality control department. With over 80 employees including 20 technical engineers, we maintain ISO9001 quality system certification and ensure all products conform to international IEC and Chinese state standards.
Certifications
Packing & Delivery
Customer Visit
Frequently Asked Questions
Q1: Is your company a sales company or a manufacturer?
A: Sansion Power Electric Co., Ltd. is an industrial and trade enterprise with our own factory, established in 2005 with twenty years of production experience. We maintain 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?
A: We manufacture to order according to customer specifications using the latest technology. Delivery time is typically within 10 working days.
Q3: Is the quality guaranteed?
A: We use imported components and conduct three quality inspections before shipment. Export products are packed in non-fumigation wooden boxes.
Q4: What are the after-sales terms?
A: We offer free consulting service, one year warranty, and comprehensive support through email, video calls, and on-site technical assistance to resolve any after-sales issues promptly.
Q5: What are the cooperative countries or regions?
A: Our products are 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 worldwide.
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