KDZD Transformer iron core grounding current tester
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描述
iron core current tester
Power transformer is one of the important electrical equipment in the power system, once the failure occurs in operation, it will cause serious consequences to the power system. The normal operation of the transformer core is a single point grounded, if there are two or more points at the same time grounded, the core and the earth will form a current loop, the maximum current can reach tens of amps, will cause the core local overheating or even burned. To find the latent fault of transformer as soon as possible is the main means to ensure the safe operation and normal maintenance of transformer.
Transformer core grounding current tester can effectively solve these problems. It is widely used in transformer substation, power plant as transformer, reactor and other electrical equipment leakage current test of iron core and clamp.
功能特点:
Clamp type current transformer, convenient for field operation;
3.5-英寸 320*240 true color LCD display, graphical menu operation prompts;
Strong anti-interference ability to ensure accurate and reliable data;
With high-speed microprocessor, real-time display of measurement data and waveform;
Leakage current alarm function, alarm current can be set;
Built-in large non-volatile memory, can store 500 groups of measurement data and waveforms.
Built-in high precision real-time clock function: date and time calibration;
Built-in 2100mAh rechargeable lithium battery, standby time 3~4 hours, 易于现场使用.
iron core current tester
| Measuring range Current | 0 ~ 40A |
| 频率 | 20 ~ 200Hz |
| 最小分辨率 | 0.0001A |
| 测量精度 | ±(1% 阅读 +2 words) |
| 外形尺寸 | 203mm×112mm×38mm |
| The weight of the instrument | 0.5公斤 |
| Conditions of use | |
| 环境温度 | -10 ° C to 50 °C |
| 环境湿度 | ≤85%RH |
| Charger input AC | 220伏/50赫兹 |
| Charger output | 8.4V/1000mA |



















