INSULATION TESTER IR4057-50

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

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 bargraph, and delivers efficient functions and features to help shorten work time associated with field insulation testing.

CAT III 600 V

Dapatkan Penawaran

Diskusi dan Tanya Harga

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

Kami adalah perusahaan yang bergerak di bidang industrial supply company, berdiri sejak tahun 2010. 

Menyediakan berbagai kebutuhan industri dan bisnis, mulai dari produk MRO (Maintenance, Repair, and Operation), alat keselamatan, perkakas tangan dan elektrik, alat kebersihan, hingga alat ukur dan analisa listrik

Cilegon Office & KARCHER Service Center:
Jl Boulevard Raya no 36-38. Ruko Grand Cilegon Resident Cibeber. Cilegon-Banten, Indonesia 4242
Phone / fax  : 0254 375765 / 0254 387163

Surabaya Office:
Jl. Puri Kencana Karah B-5 Surabaya 60232
Phone : 031 825 31779 

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