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ERT1557 Earth Resistance Tester

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Product Name: ERT1557 Earth Resistance Tester
Product Model: ERT1557
Supplier Name: shanghai beihan


Brief Introduction

• ERT1557 Earth Resistance Tester • Earth resistance measurement is carried out using 2,3 and 4-wire method. • It can also be used to measure soil resistivity.


ERT1557 Earth Resistance Tester  introduction

ERT1557 Earth Resistance Tester         

Model: ERT1557

 

The ERT 1557 is suitable for use on 110 v, 230 v and three phase electrical systems, this special lightweight unit provides accurate Earth electrode resistance measurement without disconnecting the electrode. It can also be used to measure soil resistivity.

Earth resistance measurement is carried out using 2,3 and 4-wire method. The ERT has an internal memory for 500 test results which you can download to your conventional PC. Its user-friendly features include a large rotary dial for test selection, large LCD and simple push button test activation. The unit is supplied with four Earth spikes and full test lead set. The ERT is one of the most competitive Earth resistance testers on the market.

 

Key Features

• Current Clamp measurement (when purchased with Current Clamp)

• Earth Resistance measurement

Battery powered

• Download to PC

• Store up to 500 records

• 2, 3, or 4 wire measurement

• 17th Edition Compliant

 

Technical Specification

Earth Resistance 2, 3 and 4 wire method

 

Display Range

0.00ohm - 50.0kohm

Accuracy

±(2% rdg.+2Digit)

Measuring Frequency

125 Hz +/- 1 Hz

Measuring Current

<20mA effective

Measuring Voltage

<50V effective sine wave

Earth Resistance using current clamp

 

Earth Resistance using current clamp

 

Display Range

0.0ohm - 2.00kohm

Accuracy

±(5% rdg.+2Digit)

Measuring Frequency

125 Hz +/- 1 Hz

Measuring Current

<20mA effective

Measuring Voltage

<50V effective sine wave

Soil resistivity (ρ)

 

Display Range

0.00ohm - 1999kohm•m

Accuracy

±(2% rdg.+2Digit)

Measuring Frequency

125 Hz +/- 1 Hz

Measuring Current

<20mA effective

Measuring Voltage

<50V effective sine wave

ADDITIONAL INFORMATION

 

Dimensions

260mm x 100mm x 55mm

Weight

0.8kg

Memory

500 memory locations

Communication

USB

Compliance

EN 61557-1, -5, IEC61010-1, 300V CAT II

 

 

 

 

 

 



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