Digital Insulation Resistance Tester IR4053-10

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$365.00
SKU: IR4053-10
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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.

CAT III 600 V

Key Features
- 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

Product Warranty Period: 3 years

Included Accessories:
TEST LEAD L9787 ×1, Neck strap ×1, Instruction manual ×1, AA alkaline batteries (LR6) ×4

Basic specifications - PVΩ measurement

Rated output voltage500 V DC1000 V DC
Effective maximum indicated value2000 MΩ4000 MΩ
Measuring range/ Accuracy0.200 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 / Accuracy0 to 0.199 MΩ / ±2% rdg. ±6 dgt.

Basic specifications - Insulation resistance measurement

Rated output voltage50 V DC125 V DC250 V DC500 V DC1000 V DC
Effective maximum indicated value100 MΩ250 MΩ500 MΩ2000 MΩ4000 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 resistance0.05 MΩ0.125 MΩ0.25 MΩ0.5 MΩ1 MΩ
Overload protection600 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 range4.2 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 range420 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.)
DisplaySemi-transmissive FSTN LCD with back lighting, Backlight
Response timeInsulation resistance range: 1 second, PVΩ function: 4 seconds (based on in-house tests)
Other functionsLive circuit indicator, automatic electric discharge, automatic DC/AC detection, comparator, drop proof, auto power save
Power supplyAA alkaline batteries (LR6) ×4, Continuous operating time: Approx. 20 hours (based on in-house tests)
Dimensions and mass159 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 AccessoriesTEST LEAD L9787 ×1, Neck strap ×1, Instruction manual ×1, AA alkaline batteries (LR6) ×4
ACCESSORIES



TEST LEAD L9787
- Bundled with alligator clip, 1.2 m (3.94 ft) length



BREAKER PIN L9787-91
- For checking breaker terminal, Detachable for tip of the L9787, 48 mm (1.89 in) length, φ 2.6 mm (0.10 in)



MAGNETIC ADAPTER 9804-02
- Attaches to the tip of cord, black ×1, φ11 mm (0.43 in)



TEST LEAD SET WITH REMOTE SWITCH L9788-11
- Bundled with Test Lead with Remote Switch L9788-10/ Earth lead, alligator clip, 1.2 m (3.94 ft) length



TIP PIN L9788-90
- Spare parts for tip of the L9788/ L9788-10, Tip length 35 mm (1.38 in)



BREAKER PIN L9788-92
- For checking breaker terminal, Detachable for tip of the L9788-10, 65 mm (2.56 in) length, φ 2.6 mm (0.10 in)



TEST LEAD WITH REMOTE SWITCH (RED) L9788-10
- Lighting LED lamp & comparator indicator (Operate only when main unit provides a comparator function), 1.2 m (3.94 ft) length



MAGNETIC ADAPTER 9804-02
- Attaches to the tip of cord, black ×1, φ11 mm (0.43 in)

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