MEYB-NShandheldZinc oxide lightning arrester live testerUsed for measuring and analyzing the leakage current of zinc oxide lightning arresters. It is mainly used to measure full current and resistive current, in order to analyze the degree of aging and moisture absorption of zinc oxide lightning arresters.MEYB-NS handheldZinc oxide lightning arrester live testerSuitable for on-site live testing of zinc oxide lightning arresters of various voltage levels, as well as factory and acceptance tests conducted in the laboratory under power outage conditions.

1Main Features

lUsing high brightness7Inch color LCD screen, clear display, user-friendly human-machine interface, visible under sunlight.

lProvide two methods for transmitting reference voltage: wired and wireless. available3Phase, single-phase orBConnected to the groundPTSecondary voltage.

lThe instrument adopts high-precision sampling and processing circuits, excellent Fourier harmonic analysis technology, and high-precision sensors to directly collect input voltage and current signals, making the data more reliable.

lSupport maintenance of power supply, etc220VUse the power supply voltage as a reference.

lSupport electric field strength signal as a reference (induction plate method).

lThe instrument voltage testing line is equipped with a self recovery fuse to prevent short circuits caused by misoperation, and the voltage and current plugs have anti insertion functions.

lBuilt in large capacity non-volatile memory, capable of storing512Group data.

lBuilt in high-speed micro thermal printer, capable of printing measurement data.

lBuilt in high-precision clock, real-time display of time.

lhaveUDisk storage function.

lLarge capacity lithium battery, capable of continuous operation on a single charge8Hour.

IItechnical indicators

1、Reference voltage measurement

Reference voltage input range:25V～300VEffective value,50Hz/60Hz

Accuracy of reference voltage measurement: ± (reading x)5%+0.5V）

Accuracy of voltage harmonic measurement: ± (reading x)10%）

Reference voltage channel input resistance:≥1500kΩ

2、current measurement

Full current measurement range:0.1～10mAEffective value,50Hz/60Hz

Accuracy:± (reading x)5%+5uA）

Accuracy of fundamental measurement of resistive current:± (reading x)5%+5uA）

Accuracy of current harmonic measurement:± (reading x)10%+10uA）

Current channel input resistance:≤2Ω

3、Electric field strength measurement

Electric field strength input range:30kV/m～300kV/m

Accuracy of electric field strength measurement:± (reading x)10%）

Accuracy of electric field harmonic measurement:± (reading x)10%）

4、Working power supply: built-in lithium battery or external charger, charger input100-240VAC，50Hz/60Hz

5、Battery working time: Host8Hour, voltage collector8hour

6、Operating temperature-10℃～50℃

7、relative humidity＜90%No condensation