HZ-20A-I Portable Metal Oxide Surge Arrester Test Set

I. Product Overview
The handheld zinc oxide arrester tester is a specialized instrument designed for both field and laboratory testing of various electrical parameters of arresters. It incorporates advanced technologies such as microprocessor-based sampling and control, enabling accurate measurement under power frequency voltage of parameters including full current, third harmonic, resistive current, resistive current peak, capacitive current, active power, and more. The device displays voltage and current waveforms and supports printing of test data. Equipped with a large LCD screen and intuitive Chinese menu prompts, it offers enhanced human-machine interaction along with real-time waveform display on site. Featuring simple wiring, high measurement accuracy, and strong reliability, the instrument adopts an integrated compact design-lightweight and portable, ideal for field operation.

II. Technical Parameters and Functional Features

(1) Key Features

7-inch high-brightness touch color LCD, clearly visible under strong light; full touch screen operation with switchable Chinese/English interfaces.

High-precision sampling and processing circuits combined with advanced Fourier harmonic analysis technology ensure reliable data.

Harmonic content testing function supports simultaneous measurement of single-phase or three-phase systems.

Provides resistive current fundamental wave peak output.

Built-in large-capacity memory stores extensive test data, waveforms, harmonics, and other records. Supports up to 200 measurement records in cyclic overwrite mode.

USB port allows export of any test record to a USB drive (capacity depends on the drive size).

Voltage test line includes fuse protection against incorrect connection; voltage and current plugs feature anti-misplug design.

Built-in wireless module enables wireless voltage collection and supports wireless measurement with the host unit.

Integrated high-precision real-time clock with date and time calibration.

Compatible with external printers for direct data printing, facilitating paperless operations (printer optional).

Powered by a built-in high-capacity lithium battery providing up to 6 hours of continuous operation.

(2) Technical parameters

1. Voltage and current parameters:：

Hot Tags: portable metal oxide surge arrester test set, China portable metal oxide surge arrester test set manufacturers, suppliers, factory, Arrester Discharge Counter Tester, Arrester Tester Price, Lightning Arrester Test Equipment, Lightning Arrester Tester, Transformer Capacity Tester, Zinc Oxide Arrester Tester