Characteristic WHDY4100 are outstanding instruments for ground resistance test, they can finish the test in different kinds of resistance testing environments include resistance tests as follows: working earthing, protective earthing, lightning protection grounding, anti-static grounding, earth electrode/wire/device/network tests, also adapt to ground resistance tests of electrical installations (AC nominal voltage below 500KV, included auxiliary DC electrical devices) in power generation, substation, transmission, distribution and building electrical equipments. Auto/Manual Range MAX/MIN/Average and Relative value measurement Auto power off Data hold and up to 100 measurement values Low power indication | |
Technology features Ground Resistance Measurement: 10Ω ±(1%rdg+3d) ; 400Ω ±(2%rdg+3d) ; 4000Ω ±(4% rdg +4d) Test voltage : AC 50V (50/60HZ) ±(2% rdg +4d) Two-pole and three-pole Earth resistance measurement mode Earth resistance measurement method is constant current converter, current is about 3mA, test voltage of about 47V, 800Hz Earth voltage measurement method is the average rectified. | |
Description 4 digital 9999 counts with analog bar display with backlight Air temperature: 23± 5°C Relative humidity: <75% Operate Temperature and humidity: 0~40°C,relative humidity under 85% Storage Temperature and humidity: -10~50°C, relative humidity under 85% Power: 1.5V(AAA)*6 Product color: Green & Black Product size : 330*265*125mm Product Net Weight: 3.45kg 4000 Ohm Ground Resistance Measurement. AC 50V Testing Voltage. Two-pole and three-pole Digital Ground Resistance Tester: IEC1010 double insulation CAT Ⅱ600V With CE certificate Standard Accessories: Test Leads (one 15-meter-long red lead, one 10-meter-long green lead and one 5-meter-long black lead) , battery, User Manual, Black bag, gift box |
Ground Resistance Measurement: 10Ω ±(1%rdg+3d) ; 400Ω ±(2%rdg+3d) ; 4000Ω ±(4% rdg +4d)
Test voltage : AC 50V (50/60HZ) ±(2% rdg +4d)
Two-pole and three-pole Earth resistance measurement mode
Earth resistance measurement method is constant current converter, current is about 3mA, test voltage of about 47V, 800Hz
Earth voltage measurement method is the average rectified.
4 digital 9999 counts with analog bar display with backlight
Air temperature: 23± 5°C
Relative humidity: <75%
Operate Temperature and humidity: 0~40°C,relative humidity under 85%
Storage Temperature and humidity: -10~50°C, relative humidity under 85%
Power: 1.5V(AAA)*6
Product color: Green & Black
Product size : 330*265*125mm
Product Net Weight: 3.45kg
4000 Ohm Ground Resistance Measurement.
AC 50V Testing Voltage.
Two-pole and three-pole
Digital Ground Resistance Tester:
IEC1010 double insulation CAT Ⅱ600V
With CE certificate
Standard Accessories:
Test Leads (one 15-meter-long red lead, one 10-meter-long green lead and one 5-meter-long black lead) ,
battery, User Manual, Black bag, gift box
Packing details：gift box
Size of mater carton: 44.5*33.0*28.5 cm
Packing quantity ：1pcs/ctn
G.W.: 8 kgs N.W.: 7.2 kgs