Lightning arrester leakage current tester

1、 Product Introduction

HCYB-20ALightning arrester leakage current testerThe product is an instrument used to test the electrical performance of zinc oxide lightning arresters. This instrument is suitable for live detection of zinc oxide lightning arresters of various voltage levels, so as to timely detect dangerous defects such as insulation moisture and valve plate aging inside the equipment.

This instrument is easy to operate and use. The entire measurement process is controlled by a microcontroller, and it can measure the full current, resistive current and its harmonics, power frequency reference voltage and its harmonics, active power and phase difference of zinc oxide lightning arresters. The large screen can display the real waveforms of voltage and current. The instrument uses digital waveform analysis technology and anti-interference methods such as harmonic analysis and digital filtering software to ensure accurate and stable measurement results. It can accurately analyze the content of fundamental waves and 3-7th harmonics, and overcome the influence of phase to phase interference to correctly measure the resistive current of edge phase lightning arresters. This machine is equipped with a high-speed panel printer and rechargeable battery, making it very convenient for testers to use on site. The instrument uses high-speed magnetic isolation digital sensors to directly collect input voltage and current signals, ensuring the reliability and safety of the data.

2、 Instrument features

1. Adopting a large screen LCD display and a fully Chinese menu operation, it is easy to use.

2. High precision sampling and processing circuits, advanced Fourier harmonic analysis technology, ensure more reliable data.

3. The instrument adopts a high-speed magnetic isolation digital sensor with * to directly collect input voltage and current signals, ensuring

Proved the reliability and security of the data.

4. It has functions such as resistive current fundamental peak output and edge phase correction.

5. The instrument is equipped with rechargeable batteries, calendar clock, and micro printer, which can store 120 sets of measurement data.

IIIHCYB-20ALightning arrester leakage current testerProduct Technical Parameters

1. Full current measurement range: 0-20mA Effective value accuracy: ± (reading × 5%+5uA)

2. Accuracy of fundamental measurement of resistive current (wired without phase to phase interference): ± (reading × 5%+5uA)

3. Accuracy of current harmonic measurement: ± (reading × 10%+10uA) Input resistance of current channel: ≤ 2 Ω

4. Reference voltage input range: 25V-250V Effective value accuracy: ± (reading × 5%+0.5V)

5. Accuracy of voltage harmonic measurement: ± (reading × 10%) Reference voltage channel input resistance: ≥ 1800k Ω

6. Battery continuous working time: more than 8 hours Battery charging time: more than 6 hours

7. AC charging: AC 220V ± 10%, 50Hz ± 1%

8. Instrument size: 34cm × 22cm × 20cm

9. Instrument weight: 5kg (excluding cable box)