Key facts
- Brand
- KEW
- Model
- 3125 A/3025A
- Industry
- Industrial
- Documents
- 2
- Languages
- ZH
- Last added
- 2026-10-01
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KEW 3125 A/3025A High Voltage Insulation Resistance Tester User Manual
The KEW 3125 A/3025A is a high‑voltage insulation resistance tester designed to meet IEC 61010 safety standards. The manual provides safety warnings, product features, technical specifications, instrument layout, and step‑by‑step testing procedures.
It also includes instructions for battery replacement, accessory usage, and proper disposal according to WEEE regulations. Users are guided on how to connect test leads, perform insulation and voltage measurements, and utilize functions such as automatic discharge, backlight, and auto‑shutdown. This manual is written in Chinese.
KEW 3125 A/3025A specifications
| Accuracy | ±5 % ± 3 digits |
|---|---|
| Dimensions | 177 mm × 226 mm × 100 mm |
| Weight | 1.9 kg (3125A), 1.7 kg (3025A) |
| Power source | DC 12 V, 8 × C‑size alkaline batteries |
Source: KEW 3125 A/3025A High Voltage Insulation Resistance Tester User Manual
All KEW 3125 A/3025A documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What does the automatic shutdown feature do?
If the instrument is idle for 10 minutes after a test, it automatically powers off to conserve battery life.
From: KEW 3125 A/3025A High Voltage Insulation Resistance Tester User Manual
How long does the battery last in the 3125A model?
Approximately 25 hours when measuring at the 5000 V range with a 100 MΩ load.
From: KEW 3125A/3025A High Voltage Insulation Resistance Tester User Manual
What is the automatic shutdown feature?
The instrument powers off automatically after 10 minutes of inactivity.
From: KEW 3125A/3025A High Voltage Insulation Resistance Tester User Manual