Hioki insulation testers or megohmmeters feature all-in-one designs, including built-in rugged cases and test lead storage compartments. The IR4057-50 is a 5-range, 50 V to 1000 V digital insulation resistance tester with a bargraph, and delivers efficient functions and features to help shorten work time associated with field insulation testing. Safety CAT III 600 V.
HIOKI INSULATION TESTER IR4057-50 Price in Bangladesh offers great value for high-performance insulation testing. This reliable digital tester ensures accurate readings with rapid response and safety features. Ideal for professional electricians and industrial use, it supports efficient maintenance and diagnostics. If you're looking for the best HIOKI INSULATION TESTER IR4057-50 Price in Bangladesh, explore top deals and genuine products with warranty support.
Key Features
- Easily transfer measurement data to your smartphone or tablet by using our free app GENNECT Cross or to an Excel® file. (Wireless Adapter Z3210 is necessary)
- 5-range testing voltage of 50 V/100 MΩ to 1000 V/4000 MΩ
- Digital bar graph
- Stable & high-speed digital readings, 0.3 second response time for PASS/ FAIL decisions
- Drop proof onto concrete from 1m (3.28 feet)
- Bright LED, luminous LCD, test lead with bright LED lamp to illuminate near hand (Option L9788-11 or L9788-10)
- Continuity check via 200 mA testing
- Built in AC/DC voltage meter, useful for testing solar power generation systems and electric vehicles
Basic specifications
Accuracy guaranteed: 1 year
| 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 |
±2 % rdg. ±2 dgt.
0.200 - 10.00 |
±2 % rdg. ±2 dgt.
0.200 - 25.0 |
±2 % rdg. ±2 dgt.
0.200 - 50.0 |
±2 % rdg. ±2 dgt.
0.200 - 500 |
±2 % rdg. ±2 dgt.
0.200 - 1000 |
| Lower limit resistance |
0.05 MΩ |
0.125 MΩ |
0.25 MΩ |
0.5 MΩ |
1 MΩ |
| Overload protection |
600 V AC (10s) |
660 V AC (10s) |
| DC voltage range |
4.2 V (0.001 V resolution) to 600 V (1 V resolution), 4 ranges,
Accuracy: ±1.3% rdg. ±4 dgt., Input resistance: 100 kΩ or higher |
| 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., Input resistance: 100 kΩ or higher, Average rectifier |
| Low resistance range |
For checking the continuity of ground wiring, 10 Ω (0.01 Ω resolution) to 1000 Ω (1 Ω resolution), 3 ranges, Basic accuracy: ±3 % rdg. ±2 dgt., testing current 200 mA or more (at 6 Ω or less) |
| Display |
Semi-transmissive FSTN LCD with back lighting, bar-graph indicator |
| Response time |
Approx. 0.3 second for PASS/FAIL decision (based on in-house testing) |
| Other functions |
Indicate MΩ measurement value after a lapse of one minute, Live circuit indicator, Automatic electric discharge, Automatic DC/AC detection, Comparator, Drop proof, Auto power save |
| Power supply |
LR6 (AA) alkaline batteries × 4, Continuous use: 20 hours (based on in-house testing)
Number of measurements: 1000 times (at 5 s ON, 25 s OFF cycle, insulation measurement of lower limit resistance value to maintain nominal output voltage) |
| Dimensions and mass |
159 mm (6.26 in) W × 177 mm (6.97 in) H× 53 mm (2.09 in) D, 640 g (22.6 oz) (including batteries, excluding test leads) |
| Included accessories |
Connection cable L4930 ×1, Alligator clip set L4935 ×1, Test pin set L4938 ×1, Neck strap ×1, Instruction manual ×1, LR6 (AA) alkaline batteries ×4 |
| Included accessories |
Connection cable L4930 ×1, Alligator clip set L4935 ×1, Test pin set L4938 ×1, Neck strap ×1, Instruction manual ×1, LR6 (AA) alkaline batteries ×4 |
| Included accessories |
Connection cable L4930 ×1, Alligator clip set L4935 ×1, Test pin set L4938 ×1, Neck strap ×1, Instruction manual ×1, LR6 (AA) alkaline batteries ×4 |
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