Place of Origin: | China (Mainland) |
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Brand Name: | GOLD |
Model Number: | GDDW-III Earth Resistance Tester |
Quick Details
Specifications
1.1 General introduction
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.It 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 Application
GDDW-III grounding resistance tester is applied to measure the grounding resistance in power station or generator station with non-power frequency. All test results could be printed by micro printer
1.3 Technique index
1 Measurement range:0~15Ω
2 Precision:3%RDG+0.5%FS
3 Circuit resistance <80ohm
4 Test current AC<3A
5 Test cable :>φ1.2mm2
6 Power supply: AC220V±10% 50Hz/60Hz
7 Environment temperature: 0-50°C
8 Humidity: ≤85%RH
9 Size:370mm′270mm′220mm
10 Weight:5kg