Hioki IR4053 Insulation Tester
Model No :
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The Hioki IR4053 is a digital insulation resistance tester for photovoltaic generation systems. Measure insulation resistance accurate and safely without being affected by generated solar power and identify the value in just 4 seconds.

-Safely and accurately measure PV insulation resistance even while generating solar power
- Built-in PV dedicated function, display measurements in 4 seconds
- Five ranges (50/125/250/500/1000V) built in for normal insulation resistance measurement
- Built-in 1000 VDC voltage measurement for open voltage tests of PV systems that support 1000 V
- Built-in comparator function
- Drop proof design withstands drop onto concrete from a height of 1 meter

Major Applications
Safely and accurately measure even while PV system is generating solar power
Technical Specifications
- Rated output voltage: 500 V DC, 1000 V DC
- Effective maximum indicated value: 2000 MO, 4000 MO
- Rated output voltage: 50 V DC,125 V DC, 250 V DC, 500 V DC,1000 V DC
- Overload protection: 600 V AC (10 s)

General Specifications
- Operating temperature range and humidity: (0 to +40 °C)90% RH
- Storage temperature range: (-10 to +50 °C)
- IP rating: IP 40
- Maximum rated voltage to terminal: 600 V AC (AC voltage function)
- CAT III 600 V