Measuring Absorption Ratio of Internal Insulation Tester of Water-cooled Generator
Introduction
ZXC38 Internal Water cooling generator Insulation Tester can be used for measuring internal water cooling generator or laboratory insulation test.
Technical Indicators
1. Test range: | 0.1 MΩ-200GΩ |
2. Accuracy: | ± (10%+ 5words) |
3. Display: | digital display plus simulation progress bar display |
4. Temperature measurement: | -25ºC~125ºC |
5. Test Voltage: | 2.5kV, 5.0kV FOR OPTIONS |
6. Output short circuit current: | ≥25mA |
7. Measuring time: s | 1 min ~ 10 min ( related to testing method) |
8. Charging Power supply: | 180~270VAC, 50Hz/60Hz±1% |
9. Working temperature and humidity: | -10 ºC~ 40 ºC, 20~80%RH |

About GDZX
Wuhan GDZX Power Equipment Co.,Ltd.is a manufacturer of power test equipment, integrating design, production and sales, providing complete solutions for high-voltage testing and electrical testing services for various power users.The main products include:AC series resonance test device, high voltage test equipment, transformer test equipment, secondary protection / switch test equipment, cable fault tester, arrester test equipment, power metering equipment, standard source series and so on. There are many kinds of products and complete models.






Shipping and packaging

Features
1. 32 bit micro controller, menu operation
2. Large output current (>25mA under 2500V), short circuit current>=25mA
3. safe and reliable with hv generator fully enclosed and with protective resistor inside.
4. strong anti-interference ability, can satisfy EHV substation site operation
5. auto discharge after test and real-time monitor discharge process
6. suitable for measuring insulation resistance, DAR ( R60S/R15S) and PI (R10min/R1min) of water cooled generator
7. testing voltage 2500V/5000V, can measure up to 2TΩ insulation resistance
8. auto compensation to water polarization potential, measuring being accurate even when the resistance between the base and water collecting pipe is less than 10KΩ
9. high output power, load resistance between circuit to water collecting pipe can be as low as 100kΩ (2500V)/150kΩ(5000V),insulation resistance can be low as 1MΩ(2500V)/2MΩ(5000V)
10. simulation progress bar displaying the insulation resistance value, logarithmic scale, easy to read
11. Three and a half bit LCD digital meter
12. Time display (minute/second, 32 minutes a cycle), and beep every 15 seconds,
13. auto test and record value of R15S, R60S, R10min, DAP, PI