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HZJD-3002 Double Clamp Multi-function Grounding Resistance Tester specially design for the measurement of earth resistance, soil resistivity, earth voltage, leakage current of grounding line, AC current, DC resistance. Adopting the latest digital technology, precise 4-pole, 3-pole and simple 2-pole method, selection method, double clamp method to measure grounding resistance, for earth resistance measurement; large caliber clamp design, can use to measure the grounding system which adopt large-scale down conductor; can flexibly and precisely measure the value of grounding resistance in every complicated situation like single point grounding, grounding mesh; it is not need to disconnect any parallel connection pole when measuring parallel-grounding, and massively improve the convenience when measuring. Importing FFT and AFC technology, with a unique function of anti-interference capability and the ability to adapt to the environment, consistency of repeat testing, to ensure high precision, high stability and reliability for prolonged measure, which is widely used in electric power, telecommunications, meteorology, oil field, construction, lightning protection, industrial electrical equipment and other earth resistance, soil resistivity, earth voltage, AC voltage measurement.

Products

HZJD-3002 Double Clamp Multi-function Grounding Resistance Tester

Advantages

HZJD-3002 Double Clamp Multi-function Grounding Resistance Tester specially design for the measurement of earth resistance, soil resistivity, earth voltage, leakage current of grounding line, AC current, DC resistance. Adopting the latest digital technology, precise 4-pole, 3-pole and simple 2-pole method, selection method, double clamp method to measure grounding resistance, for earth resistance measurement; large caliber clamp design, can use to measure the grounding system which adopt large-scale down conductor; can flexibly and precisely measure the value of grounding resistance in every complicated situation like single point grounding, grounding mesh; it is not need to disconnect any parallel connection pole when measuring parallel-grounding, and massively improve the convenience when measuring. Importing FFT and AFC technology, with a unique function of anti-interference capability and the ability to adapt to the environment, consistency of repeat testing, to ensure high precision, high stability and reliability for prolonged measure, which is widely used in electric power, telecommunications, meteorology, oil field, construction, lightning protection, industrial electrical equipment and other earth resistance, soil resistivity, earth voltage, AC voltage measurement.

Indicators

 

Function
Measure grounding resistance, soil resistivity; Measurement of earth voltage, AC voltage, leakage current of AC current
Power Supply
DC 6V(4.5AH battery, continuous standby for 300 hours )
Backlight
White screen backlight, suitable for dim places
Measuring Mode
Precise 4-pole measurement, 3-pole measurement, simple 2-pole measurement, selection method, double clamp method measure grounding resistance
Measuring Method
2/3/4 pole method: change-pole method, measurement current 20mA Max

Selection method: change-pole method, measurement current 20mA Max

Double clamp method: disconnect mutual inductance method, measurement current 1mA Max 

Soil Resistivity: 4-pole measurement (Wenner method)

DC resistance: change-pole method

AC current: mutual inductance method 

Earth Voltage: average rectification(between P(S)-ES)
Test Voltage Wave
Sine wave
Test Frequency
128Hz
Short-circuit Test Current
AC 20mA max
Open-circuit Test Current
AC 40V max
Electrode Distance Range
Can be set 1m-100m
Display Mode
4-digital super-large LCD display, blue screen backlight
Measuring Indicator
During measurement, LED flash indicator, LCD countdown display, progress bar indicator
LCD Frame Dimension
111mm×68mm
LCD Window Dimension
108mm×65mm
Dimension
L×W×H: 277.2mm×227.5mm×153mm
Size of clamp
LxWxH:101mm×27mm×214mm
Standard Test Wire
4 wires: each for red 15m, black 15m, yellow 10m, and green 10m
Simple Test Wire
2 wires: each for red 1.5m and black 1.5m
Auxiliary Grounding Rod
4 wires: Φ10mm×150mm Over 5000 times (Short-circuit test, interval time should be at least 30 seconds)
Battery Voltage
When battery voltage decreases to about 7.5V, battery voltage low icon will display, reminding to replace battery.
Working Temperature & Humidity
-10℃-40℃, below 80%rh
Storage temperature & humidity
-20℃-60℃, below 70%rh
Overload Protection
Earth resistance: between each interfaces of C(H)-E、P(S)-ES, AC 280V/3 seconds
Insulation Resistance
Over 20MΩ (between circuit and enclosure it is 500V)
Withstanding Voltage
AC 3700V/rms. (Between circuit and enclosure)

 

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Accessories

ACCESSORIES

Tester 1 PC

Tester Bag 1 PC

Auxiliary Grounding Rod 4 PCS

Standard testing Wire 4 wires: each for red 15m, black 15m, yellow 10m, and green 10m

Simple testing Wire 2 wires: each for red 1.5m and black 1.5m

Current clamp 2PC

Monitoring Software Disk 1 Copy

USB Communication Cable 1 PC

Manual/Warranty Card/Qualification Certificate 1 Copy

Instructions

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No.3088 Lekai Street, Baoding Tel:17731277786 Fax:0312-6775656