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ES3035+ Series Digital Insulation Resistance Tester

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Insulation resistance test, voltage test

Base conditions

23°C±5°C,below 75%rh

Rated voltage(V)


Test Voltage(V)

rated voltage×(1±10%)

Insulation Resistance RangeGΩ)


Insulation Resistance Resolution


DC Voltage Range



DC Voltage Range Resolution


AC Voltage Range


AC Voltage Range


Output short-circuit Current


Absorption Ratio and Polarization Index Measurement


Power Supply

12.6V rechargeable battery


Controllable gray screen backlight, suitable for use in dim places

Dispaly mode

4-bit large LCD display, gray screen backlight

LCD display size


Instrument size


USB interface

With USB interface, software monitoring, storage data can be uploaded to the computer, save and print

Communication Line

USB communication line 1PC

Test Line

High voltage rob red 3meter, high voltage test line black 1.5meter, green 1.5meter

Data Storage

500 groups, “FULL” symbol indicates that storage is full

Data Review

Data review function: “MR” symbol display

Overflow Display

Exceed measurement range overflow function: “OL ” symbol display

Alarm Function

Alarm when the measured value smaller than the alarm setting value

Power Consumption

Standby: 30mA Max(backlight off)


Turn on backlight: 42mA Max


Measure:300mA Max(backlight off)

Instrument weight

2720g(including battery)

Battery voltage

When the battery voltage is low, low battery symbol “    ”will display

Automatic shut-down

automatic shutdown after 15 minutes boot

Insulation Resistance

≥50MΩ(between Measuring line and housing)

voltage withstand

AC3kV/50Hz 1min

Working Temperature and Humidity


Storage Temperature and Humidity


Suitable for Safety Regulations

IEC61010-1、IEC1010-2-31、IEC61557-1,5、IEC60529(IP54) pollution grade 2、CAT Ⅲ 300V

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