HIOKI IR4053 Insulation Tester for Photovoltaic Systems
• Built-in PV dedicated function, display measurements in 4 seconds
• Five ranges (50/125/250/500/1000V) built in for normal 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.) |
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.) |
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.) |
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.) |
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.) |
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.) |
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.) |
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.) |
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 |
Semi-transmissive FSTN LCD with back lighting, Backlight |
Semi-transmissive FSTN LCD with back lighting, Backlight |
Semi-transmissive FSTN LCD with back lighting, Backlight |
Semi-transmissive FSTN LCD with back lighting, Backlight |
|
Response time |
Insulation resistance range: 1 second, PVΩ function: 4 seconds (based on in-house tests) |
Insulation resistance range: 1 second, PVΩ function: 4 seconds (based on in-house tests) |
Insulation resistance range: 1 second, PVΩ function: 4 seconds (based on in-house tests) |
Insulation resistance range: 1 second, PVΩ function: 4 seconds (based on in-house tests) |
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 |
Live circuit indicator, automatic electric discharge, automatic DC/AC detection, comparator, drop proof, auto power save |
Live circuit indicator, automatic electric discharge, automatic DC/AC detection, comparator, drop proof, auto power save |
Live circuit indicator, automatic electric discharge, automatic DC/AC detection, comparator, drop proof, auto power save |
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) |
AA alkaline batteries (LR6) ×4, Continuous operating time: Approx. 20 hours (based on in-house tests) |
AA alkaline batteries (LR6) ×4, Continuous operating time: Approx. 20 hours (based on in-house tests) |
AA alkaline batteries (LR6) ×4, Continuous operating time: Approx. 20 hours (based on in-house tests) |
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) |
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) |
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) |
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) |
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 |
TEST LEAD L9787 ×1, Neck strap ×1, Instruction manual ×1, AA alkaline batteries (LR6) ×4 |
TEST LEAD L9787 ×1, Neck strap ×1, Instruction manual ×1, AA alkaline batteries (LR6) ×4 |
TEST LEAD L9787 ×1, Neck strap ×1, Instruction manual ×1, AA alkaline batteries (LR6) ×4 |
TEST LEAD L9787 ×1, Neck strap ×1, Instruction manual ×1, AA alkaline batteries (LR6) ×4 |
• 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
