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HIOKI INSULATION TESTER IR4056-20, Reading Stability in Medium-speed Digital Format
HIOKI INSULATION TESTER IR4056-20, Reading Stability in Medium-speed Digital Format
HIOKI INSULATION TESTER IR4056-20, Reading Stability in Medium-speed Digital Format
HIOKI INSULATION TESTER IR4056-20, Reading Stability in Medium-speed Digital Format

HIOKI INSULATION TESTER IR4056-20, Reading Stability in Medium-speed Digital Format

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USD $174.74 USD $189.11 -8%
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Product Code: HIOKI_IR4056-20
Stock In Stock
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Ship from South Korea
House Brand unavailable (OEM, ODM, OBM)
Dropshipping available
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  • HIOKI_SY교역
  • South Korea
  • Premium Partner
  • Seller Rating:    0 Reviews
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    • Product Description

    The IR4056 is a 5-range, 50V to 1000V digital insulation resistance tester with efficient functions and features to help shorten work time associated with field insulation testing.

    - 5-range testing voltage of 50 V/100 MΩ to 1000 V/4000 MΩ
    - Stable & medium-speed digital readings, 0.8 second response time of 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 (Also available in the IR4056-21)
    - Continuity check via 200 mA testing
    - Built in AC/DC voltage meter, useful for testing solar power generation systems and electric vehicles






    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. 0.8 second for PASS/FAIL decision (based on in-house testing)
    Other functions
    		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 (Comparator off, backlight off, 500 V range, no load) / 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, 600 g (21.2 oz) (including batteries, excluding test leads)
    Included accessories
    		[IR4056-20] Test lead L9787 ×1, Neck strap ×1, Instruction manual ×1, LR6 (AA) alkaline batteries ×4 / [IR4056-21] Test lead set with remote switch L9788-11 ×1, Neck strap ×1, Instruction manual ×1, LR6 (AA) alkaline batteries ×4


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