High Accuracy OLTC Test Set Transformer Tap-Changer Test Equipment
The transformer on load tap changer tester adopts computer control technology. Through a specially designed measurement circuit, it accurately measures transition time, transition waveform, transition resistance, three-phase synchronicity, and other critical parameters of on load tap changers.
Key Features
- Advanced data analysis automatically identifies waveform faults and marks them
- Waveform display automatically adjusts resistance and time amplitude based on sampled data
- Flexible testing capability with or without windings
- User-friendly LCD screen with English interface
- Four-terminal wiring method provides high-precision resistance measurement without wire compensation
- Continuous testing capability minimizes transformer power outage time
- Generates comprehensive Word reports for efficient data management and querying
- Compact design optimized for field testing applications
Technical Specifications
| Maximum Port Voltage |
24V |
| Sampling Rate |
10-30KHz |
| Resistance Measurement Range |
0.3-40 Ω |
| Transition Resistance Range |
100 Ω |
| Resistance Resolution |
0.1 Ω |
| Transition Resistance Accuracy |
± 5% Reading ± 0.1 Ω |
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 are widely used across power electric, railroad, energy conservation, environment protection, water conservancy, petrochemical, aerospace, and other critical industries.
Our facility includes dedicated R&D departments, instrument manufacturing workshops, high-voltage workshops, sample exhibition rooms, testing laboratories, and quality control departments. With over 80 employees including 20 technical engineers, we maintain ISO9001 quality system certification and ensure all products strictly conform to international IEC and Chinese state standards.
Frequently Asked Questions
Is your company a sales company or a manufacturer?
Sansion Power Electric Co., Ltd. is an industrial and trade enterprise with our own factory, handling both production and sales. Founded in 2005, we have twenty years of production experience with reliable production lines, test rooms, and R&D centers.
Are goods in stock? Can they be customized? What is the delivery time?
We manufacture to order according to customer specifications using the latest technology. Delivery time is typically within 10 working days under normal circumstances.
Is the quality guaranteed?
We use imported components extensively and conduct three quality inspections before shipment. All exports are packed in non-fumigation wooden boxes to ensure product integrity.
What are the after-sales terms?
We provide free consulting service with a one-year warranty. Our support includes email communication, video calls, and technical on-site visits to resolve any after-sales issues promptly.
What are your 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 many other countries and regions.
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