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Summary of Contents for ES3001

Page 1: ......

Page 2: ...ry Voltage Check 9 3 Ground voltage measurement 9 4 Wire resistance check 9 5 Four wire Precision Test Grounding Resistance 10 6 Three wire Test Grounding Resistance 13 7 Two wire Easy Test Grounding...

Page 3: ...it is forbidden to touch exposed conductors and the circuit being measured l Make sure the connection plug of the wire is tightly inserted in the meter connector l Do not apply more than 100V AC volt...

Page 4: ...r is controlled by the microprocessor and can automatically detect the connection status of each interface and the interference voltage and interference frequency of the ground network and has the fun...

Page 5: ...an 100 hours standby Interference voltage 20V should be avoided Interference current 2A should be avoided Measure R electrode spacing a 5d Measured electrode spacing a 20h Auxiliary ground resistance...

Page 6: ...y about 7 seconds time Line voltage Measurement below AC100V ground voltage measurement function cannot be used to measure commercial power USB interface With USB interface software monitoring storage...

Page 7: ...temperature and humidity 10 40 below 80 rh Storage temperature and humidity 20 60 below 70 rh Overload protection Grounding resistance AC 280V 3 seconds between H E and S ES ports Insulation resistanc...

Page 8: ...of the measuring object E and the H current electrode to obtain the potential difference V between the E ground electrode and the S voltage electrode and calculate the grounding resistance R according...

Page 9: ...e V between the voltage pole S and the auxiliary ground pole ES the potential difference V is divided by the alternating current I to obtain the ground resistance value R the electrode spacing distanc...

Page 10: ...rounding voltage when the ground fault of the electrical equipment occurs the potential difference between the grounding device casing the grounding wire the grounding body and the zero potential poin...

Page 11: ...sion test grounding resistance When testing the grounding resistance first confirm the grounding voltage of the grounding wire that is the voltages of H and E or S and ES must be less than 20V If the...

Page 12: ...t least 5 times the buried ground depth h of the measured grounding body or 5 times the buried ground electrode length d Measure the total grounding resistance of a complex grounding system The distan...

Page 13: ...ing the test line press the function button R to enter the ground resistance test mode and press the TEST key to start the test There is a countdown indication during the test and stable data is displ...

Page 14: ...uses two simple test lines to connect the HS interface and the E ES interface The auxiliary ground rods H and S may be replaced with metallic ground pipes such as metal water pipes and fire hydrants c...

Page 15: ...8 Soil Resistivity Test The soil resistivity is an important factor that determines the grounding resistance of the grounding body Different types of soil of course have different soil resistivities...

Page 16: ...seconds to enter the spacing setting of the auxiliary grounding rod short press to move the cursor press or key to change the current value value a range 1m 100m long press SET key more than 3 second...

Page 17: ...rm critical setting value and the alarm function is turned on the meter displays the symbol and issues a beep beep beep alarm sound The maximum value of the ground voltage alarm setting is 100V the ma...

Page 18: ...L See the figure below Under data review status press SET key to enter data deletion press or key to select NO or YES select NO and then press SET key to not return data review status select YES Press...

Page 19: ...When the voltage drops to 5V the battery symbol is displayed Please charge in time Low voltage affects the measurement accuracy IX Accessories Instrument 1PC Instrument bag 1PC Auxiliary grounding rod...

Page 20: ...used by use The company reserves the right to modify the contents of the user manual If there is any change it will not be notified GuangZhou ZhengNeng Electronics Technology Co Address 2F No 15 Baosh...

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