The insulation resistance tester can be widely used for equipment maintenance in substations and power plants, measuring insulation resistance, absorption ratio, and polarization index of high-voltage electrical equipment such as transformers, reactors, capacitors, circuit breakers, etc.

▶ Full Chinese Laidan, large screen dot matrix 128x64 Chinese graphics with yellow green backlight, clear display under sunlight; Use at a wide ambient temperature range of -10 ℃ to 40 ℃.

▶ Equipped with automatic calibration function and electromagnetic compatibility design Strong anti-interference ability, suitable for use in complex environments.

▶ The fully automatic calculation of absorption ratio and polarization index instrument has high reliability.

▶ Equipped with RS232 communication interface, it can be remotely controlled and operated.

▶ Equipped with MOA fully automatic testing function, with 75% voltage leakage testing function for zinc oxide lightning arresters with voltage less than 10KV at 1mA.

▶ It has the function of saving 100 sets of insulation resistance and MOA test data.

▶ It has clock calendar and temperature and humidity testing functions.

▶ It has the function of measuring AC/DC voltage and DC current.

▶ New lithium battery pack with large capacity design and fast charging function. It can be used continuously for 5 hours without interruption.

▶ The instrument housing adopts an injection molded waterproof tank, with a sturdy structure and easy portability.

▶ Voltage output: 100V, 250V, 500V, 1000V, 2500V, 5000V Accuracy: ± 5%.

▶ Temperature measurement: -40 ℃ to 100 ℃ ± 0.5 ℃; Humidity measurement: 0% RH-99.9% RH soil 2% RH

▶ Output current: 5mA, output error: ± 0.5mA.

▶ Built in battery: 2600mAh; External charger: Input: 100-240VAC 50/60HZ.

▶ Protection function: It has functions such as short circuit, overvoltage, overcurrent, battery undervoltage, load short circuit protection alarm and information prompt.

▶ Automatic shutdown: It will automatically shut down after 10 minutes without any action.

▶ Rapid discharge: The discharge speed of the capacitive test sample is 1 μ F/1 S, and under normal circumstances, the discharge time is less than 2 seconds.

▶ Working conditions: Environmental temperature: -10 ℃~40 ℃; Relative humidity: 20%~90% RH; altitude less than 3000 meters.

▶ Storage environment: -10 ℃~50 ℃; Relative humidity<90% RH.