Measure PV Insulation Resistance Safely, Accurately and Quickly
DESCRIPTION
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
MODEL NO. (ORDER CODE)
| IR4053-10 | Bundled Test Lead L9787 |
|---|
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 VIDEO
HOW TO USE IR4053 INSULATION TESTER
BASIC SPECIFICATIONS ■PVΩ MEASUREMENT(ACCURACY GUARANTEED FOR 1 YEAR, POST-ADJUSTMENT ACCURACY GUARANTEED FOR 1 YEAR)
| 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 measurement | 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 measurement | 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) | ||||
| Accessories | TEST LEAD L9787 ×1, Neck strap ×1, Instruction manual ×1, AA alkaline batteries (LR6) ×4 |
CATALOGS
INSULATION TESTER SERIES 
INSULATION TESTER IR4053
NEED AN INSTRUMENT FOR PHOTOVOLTAIC SYSTEM MAINTENANCE?
MANUALS
INSULATION TESTER IR4051-10,IR4051-11,IR4052-10,IR4052-11,IR4053-10,IR4053-11 [2MB]
DECLARATION OF CONFORMITY
INSULATION TESTER IR4051-10,IR4051-11,IR4052-10,IR4052-11,IR4053-10,IR4053-11,IR4056-20,IR4057-20 [101KB]
OPTIONS
L9787 options
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)
Options
MAGNETIC ADAPTER 9804-02
Attaches to the tip of cord, black ×1, φ11 mm (0.43 in)
Test leads
Options for the L9207-10 (L9207-10 is a bundled accessory)
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
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)
Voltage Input
*The L1000 is bundled with PQ3198 *Please inquire about voltage cord extension
MAGNETIC ADAPTER 9804-02
Attaches to the tip of cord, black ×1, φ11 mm (0.43 in)