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GDDW-III Ground Network Earth Resistance Tester

Place of Origin: Chongqing

Company Profile

Location: Chongqing, China (Mainland)
Business Type: Manufacturer
Main Products: Petroleum Product Instruments , Oil Purifiers

Product Description

GDDW-III Ground Network Earth Resistance Tester

 

 

1.1 General introduction

GDDW-III Ground Network Earth Resistance Tester Supplied with the new type different frequency AC power supply,It adopts microprocessor to control and process signal,which solve problems of the interference between test lead wires.

Ground Network Earth Resistance is used to test grounding resistance in different places such as substation ground network(4Ω),power station,microwave station(10Ω),lightning rod(10Ω)and so on.

 1.2  Technique index

Measuring range:0~15Ω

Precision:3%

Measuring current output:AC<3A

Test wires:>φ1.2mm2

Power supply:AC 220V 50Hz

Size:370*270*220mm3

Weight:5kg


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