Key facts
- Manuals
- 1
- Languages
- ZH
- Last added
- 2012-03-12
Featured THNET-SPD-I manuals

THNET SPD-I Surge Protection Tester User Manual
The THNET SPD-I Surge Protection Tester is a dedicated instrument for measuring the DC I‑V characteristics of surge protection components such as MOVs, TVS diodes, discharge tubes and solid‑state discharge tubes. It complies with TB/T2311‑2002 and IEC61643 standards and uses a 16‑bit microcontroller with LED digital display for precise measurements.
The manual provides an overview of the device, detailed test methods for each component type, technical specifications, step‑by‑step operating instructions, safety warnings, and after‑sales service information. This manual is written in Chinese.
Covers: Overview · DC Electrical Parameter Testing · Technical Specifications · Common DC Parameter Test Methods · Surge Protector DC Parameter Test Methods · Instrument Operation
Latest THNET-SPD-I manuals
THNET SPD-I Surge Protection Tester User Manual
User Manual 14 pages · 203 KB · ZHUser manual for the THNET SPD-I instrument that measures DC electrical parameters of surge protection devices.
Which document do I need?
User Manual
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in THNET-SPD-I manuals
How should the test leads be connected?
Insert the red lead into the “output” terminal and the black lead into the “input” terminal before powering the instrument.
What should be done if the instrument stops flashing during operation?
Press the “system reset” button to restore the flashing prompt; if it does not recover, turn off the power and send the instrument for repair.
