Xi'an Xu&Hui Electromechanical Technology Co., Ltd.
Xi'an Xu&Hui Electromechanical Technology Co., Ltd.
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XHYZ1668 On-load tap changer tester
Product description
The instrument is mainly used to measure the transition waveform, transition time, instantaneous transition resistance value, and three-phase synchronicity of transformer on-load tap-changer.
2. Features
The instrument has large output current and light weight;
★Test YN, Y, △ transformers, the resistance value can be displayed directly without conversion, and can be measured with windings.
★The waveform display automatically adjusts the resistance, time value and amplitude according to the sampling value
★It has perfect protection circuit and strong reliability;
★7-inch LCD display, easy to operate on site;
★ 500 groups of data , automatically saved inside.
★Sampling rate 20KHZ.
★Built-in large-capacity lithium battery, external power supply is not required.
3. Technical parameters
| Output current | 1.0A, 0.5A |
| Test range | Transition resistance: 0.5Ω~20Ω(1.0A), 0.5Ω~40Ω(0.5A) |
| Transition time: 0 ~ 250ms | |
| Test accuracy | Transition resistance: ± (5% reading + 3 words) |
| Transition time: ± (0.1% reading + 3 words) | |
| Storage mode | U disk storage, local storage |
| Ambient temperature | -10 ° C ~ 50 ° C |
| Ambient humidity | ≤85%RH |
| Working power supply | AC220V±10% |
| Power frequency | 50±1Hz |
| Size | 345 × 295 × 175mm |
| Weight | 5kg |