Product Description
Tunkia TD81 series Soft magnetic AC test system
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TD81 series is AC Magnetic Properties Measuring System for Soft Magnetic Materials. The product design conforms to the standard IEC 60404-6, GB/T 3658-2008. These series instruments cover frequency range from 20 Hz up to 1 MHz, depending on the selected model. It used for testing the AC magnetic properties and curves of ring core specimen.
Features Tunkia TD81 series Soft magnetic AC test system
- Electrical parameters calibration function
- Testing mode: setting H to measure B or setting B to measure Ps. Testing in full frequency range with good accuracy and repeatability
- Automatically testing with professional software
- Automatically calculating magnetic parameters and curves
- Complete curves drawing and data management functions
- Modular design, easy to upgrade or maintenance
Specification Tunkia TD81 series Soft magnetic AC test system
| Magnetic parameters | Uncertainty ( k = 2 ) @1 kHz | Repeatability | |
| Main magnetic parameters | Ps | 2.0% | 1.0% |
| μa | 3.0% | 1.0% | |
| Bm | 1.0% | 0.5% | |
| Hm | 1.0% | 0.5% | |
| δ | 5.0% | 1.5% | |
| Other parameters | Br | 2.0% | 1.0% |
| Hc | 3.0% | 1.0% | |
| μ’ | 3.0% | 1.0% | |
| μ′′ | 3.0% | 1.0% | |
| μL | 3.0% | 1.0% | |
Testing conditions：( 23±5 )°C，20 Hz ≤ F ≤ 20 kHz，demagnetized before testing,The ratio of the outer diameter to the inner diameter of the measured specimen shouldnot begreater than 1.4, preferably less than 1.25.
Tunkia TD81 – Datasheet
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