Lightning Protection Component Tester

The HM - 2G Lightning Protection Component Tester is a high - precision instrument designed to measure key performance parameters of surge protection components, including varistors (MOVs), gas discharge tubes (GDTs), and other overvoltage protection devices. Its core features include testing critical parameters such as starting action voltage (U1mA), leakage current, DC breakdown voltage, and supports both single - test and continuous batch - test modes, significantly improving detection efficiency.

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Description

Technical Parameters

Product Overview & Application Scenarios

The HM‑2G Lightning Protection Component Tester tests varistors (MOVs) and gas discharge tubes (GDTs) for their working performance.It is widely applied to check over‑voltage protection components, including lightning arresters, surge protectors, metal‑ceramic discharge tubes and vacuum surge arresters.

Key Features & Advantages

HM‑2G Lightning Protection Component TesterTests varistors (MOVs) and gas discharge tubes (GDTs).
Color touchscreen with one‑touch testing and on‑screen operation help.
Rechargeable lithium battery; stores 3,000 timestamped test records.
Supports USB data export, auto shutdown and low‑battery alert.
Single-unit test mode and continuous test mode, suitable for batch component testing
Maximum output voltage: 3000 V;Initial operating voltage (U1mA): 50–3000 V;Leakage current: 0–1000 μA;
DC breakdown voltage: 50–3000 V.

Technical Specifications

Function Module	Parameters
Output Voltage	0–3000V (step - adjustable, max. limit 3000V)
Measurement Range	- Starting Action Voltage (U1mA): 50–3000V;- Leakage Current: 0–1000μA;- DC Breakdown Voltage: 50–3000V
Accuracy	±2%rdg±3dgt (voltage), ±2%rdg±10dgt (current)
Power & Battery	DC 7.4V, 2600mAh lithium battery (3+ hours standby)
Data Storage	3000 records (varistors, GDTs, insulation resistance: 1000 each)
Display & Interface	108mm×65mm color touchscreen, USB interface
Dimensions & Weight	212×175×76mm³, approx. 1200g

Maintenance & FAQs

Q: In complex environments such as workshops and substations, is the device highly resistant to interference, and will the data drift?

A: high resistant to interference, and the data remains stable.

Q: Does it have complete high-voltage short-circuit and overcurrent protection? Does it have automatic power-off, emergency stop, and low-battery alerts?

A:it has all the automatic protection functions and alerts.

Q: Is it easy to use? Is the touchscreen intuitive, and can beginners learn how to use it quickly?

A:Yes, it's simple and quick to use. Just tap "HELP" on the screen to bring up the user guide, which provides clear instructions on how to operate the device.

Q: Can varistors, gas discharge tubes, surge protectors, lightning arresters, and ceramic discharge tubes all be used?

A:Yes, All of them

Alternate Names: Lightning Protection Component Tester, Surge Protection Component Analyzer
Target Customers: Lightning protection agencies, electronic component manufacturers, power/communication maintenance departments.

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