Hioki IR4059 Insulation Tester | APC Technology Group

IR4059

IR4059

Hioki

Insulation Tester

Quick Response Comparator Offering Reading Stability in High-speed Digital Format

The IR4059 is a Bluetooth® compatible insulation tester. It has a 5-range, 50 V to 1000 V digital insulation resistance tester with bargraph and delivers efficient functions and features to help shorten the work time associated with field insulation testing.

CAT III 600 V

Best for measuring the insulation resistance of electric vehicles

The IR4059 is the ideal insulation tester for a technician to use when checking the insulation resistance of an electric car, thanks to its safety features, reliable performance, and user-friendly design.

Key Features

  • 5-range testing voltage of 50 V/100 MΩ to 1000 V/4000 MΩ
  • Digital bar graph
  • Multi-functional test lead with remote switch improves work efficiency: flashlight, remote test start, LED light for PASS/FAIL notification.
  • Stable and high-speed digital readings; 0.3 second response time for PASS/ FAIL judgment.
  • Bright LED, luminous LCD, test lead (included accessory: L9788-10) with bright LED lamp to illuminate near hand.
  • Continuity check via 200 mA testing
  • Built in AC/DC voltage meter, useful for testing solar power generation systems and electric vehicles
  • 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)
  • Drop proof onto concrete from 1m (3.28 feet)
Contact us for lead time

Click below to request a quote for this item. Or for product advice, stock and lead time enquiries call our team on 0330 313 3220.

More Information
Attribute Value
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)

Included Accessories Connection cable L4930 ×1, Alligator clip set L4935 ×1, Test pin set L4938 ×1, Neck strap ×1, Test lead set with remote switch (Red) LR9788-10×1, Protector Z5042×1, Instruction manual ×1, LR6 (AA) alkaline batteries ×4
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
Rated Output Voltage

50 V DC
125 V DC
250 V DC
500 V DC
1000 V DC

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

Accuracy 1st effective measuring range MΩ (±4% rdg.)

±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)

More Information
Attribute Value
Data Sheet Click here to view

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