Insulation Tester IR4053-10

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MODEL: IR4053-10

Measure PV Insulation Resistance Safely, Accurately and Quickly

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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.

  • Measurement not affected by generating PV
  • Accurate and safe measurement without creating shorts
  • Displays measurement in 4 seconds
  • Comparator function provides PASS/ FAIL decisions at a glance
  • These instruments feature a robust design that can withstand being dropped onto concrete from a height of 1 m
Rated output voltage 500 V DC 1000 V DC
Effective maximum indicated value 2000 MΩ 4000 MΩ
Measuring range/ Accuracy 0.200 to 500 MΩ / ±4% rdg. 501 to 2000 MΩ / ±8% rdg. 0.200 to 1000 MΩ / ±4% rdg. 1010 to 4000 MΩ / ±8% rdg.
Other measuring range / Accuracy 0 to 0.199 MΩ / ±2% rdg. ±6 dgt.

Basic specifications: Insulation resistance measurement

Rated output voltage 50 V DC 125 V DC 250 V DC 500 V DC 1000 V DC
Effective maximum indicated value 100 MΩ 250 MΩ 500 MΩ 2000 MΩ 4000 MΩ
Accuracy 1st effective measuring range MΩ ±4% rdg. 0.200 to 10.00 ±4% rdg. 0.200 to 25.0 ±4% rdg. 0.200 to 50.0 ±4% rdg. 0.200 to 500 ±4% rdg. 0.200 to 1000
Lower limit resistance 0.05 MΩ 0.125 MΩ 0.25 MΩ 0.5 MΩ 1 MΩ
Overload protection 600 V AC (10 s) 600 V AC (10 s) 600 V AC (10 s) 600 V AC (10 s) 1200 V DC (10 s)
DC voltage range 4.2 V (0.001 V resolution) to 1000 V (1 V resolution), 4 ranges, Accuracy: ±1.3% rdg. ±4 dgt. (Ranges in excess of 1000 V are not guaranteed for accuracy.)
AC voltage range 420 V (0.1 V resolution)/600 V (1 V resolution), 2 ranges, 50/60 Hz, Accuracy: ±2.3% rdg. ±8 dgt. (Ranges in excess of 600 V are not guaranteed for accuracy.)
Display Semi-transmissive FSTN LCD with back lighting, Backlight
Response time Insulation resistance range: 1 second, PVΩ function: 4 seconds (based on in-house tests)
Other functions Live circuit indicator, automatic electric discharge, automatic DC/AC detection, comparator, drop proof, auto power save
Power supply AA alkaline batteries (LR6) ×4, Continuous operating time: Approx. 20 hours (based on in-house tests)
Dimensions and mass 159 mm (6.26 in) W × 177 mm H (6.97 in) H × 53 mm (2.09 in) D, Approx. 600 g (21.2 oz) (including batteries, excluding test lead)
Included accessories TEST LEAD L9787 ×1, Neck strap ×1, Instruction manual ×1, AA alkaline batteries (LR6) ×4

Customer Reviews

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