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Kyoritsu High Voltage Insulation Tester, 3125A/B
Specifications
| Country of Origin | Japan |
|---|---|
| Package Contents | KYORITSU 3125 A|B HIGH VOLTAGE INSULATION TESTER / 7165A (Line probe) / 7264 (Earth cord) / 7265 (Guard cord) / 8019 (Hook type prod) / 9204 (Carring case [Hard]) / LR14 (Alkaline battery size C) × 8 / Instruction manual |
| Accuracy | ±5%rdg±3dgt |
| Measuring range | 0.0 to 100.0MΩ 30 to 600V AC (50/60Hz) ±30 to ±600V DC |
| Power Source | DC12V |
| Brand | Kyoritsu |
| Model | 3125 |
| Dimension / Weight | 177 (L) × 226 (W) × 100 (D) mm 300 (L) × 315 (W) × 125 (D) mm (Carring case [Hard]) Approx. 1.9kg (including batteries) Approx. 4kg (including accessories) |
| Short Circuit Current | 1.5mA |
| Applicable Standards | IEC 61010-1 / 61010-2-030 CAT Ⅳ 300V / CAT Ⅲ 600V Pollution degree 2 IEC 61010-031 / IEC 61326-1 / 2-2- |
| Test voltage | 250V |
| Rated test current | 0.7 to 0.9mA at 0.25MΩ load |
| Open circuit current | 250V +10% /-10% |
| General | ±2%rdg±3dgt |
Key Features
- Insulation Resistance up to 1TΩ
- Short-Circuit Current up to 1.5mA
- Wide Test Voltage from 250V to 5000V
- Diagnosis Function of PI and DAR
- Newly-designed alligator clip
- It comes with a tough hard case
- Filter function reduces noise interference for obtaining stable measurement
- Large display with Bar Graph indication and backlight
- Live voltage warning
- Safety standard IEC 61010-1 CAT Ⅳ 300V / CAT Ⅲ 600V
Product Description
Kyoritsu 3125 A|B High Voltage Insulation Tester is a professional-grade instrument engineered for precise high-voltage insulation resistance testing in industrial and utility environments. This advanced tester offers selectable test voltages up to 5 kV, enabling accurate measurement of insulation resistance up to 1 TΩ for cables, switchgear, transformers, and electrical installations. Equipped with automatic discharge, timer, and voltage detection features, it ensures operator safety and test reliability. Its large backlit LCD provides clear visibility of readings in any environment, while the robust, shock-resistant casing guarantees durability in field conditions. Designed to meet CAT IV 600 V safety standards, the Kyoritsu 3125 A|B delivers dependable performance, making it an essential tool for maintenance professionals and high-voltage engineers.
Available on EnvMart, these Insulation Testers are essential for checking insulation resistance in electrical systems. Kyoritsu Insulation Testers deliver precise measurements, user-friendly operation, and robust build quality ideal for electricians, engineers, and maintenance professionals.
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Frequently Asked Questions
The insulation resistance measurement range of this model is from 0.0 to 1 TΩ.
It offers selectable test voltages from 250V to 5000V.
The accuracy of this unit is ±5% reading ±3 digits.
The short circuit current is up to 1.5mA.
It complies with IEC 61010-1 and IEC 61010-2-030 safety standards, rated for CAT IV 300V and CAT III 600V.
The package includes the tester itself, line probe, earth cord, guard cord, hook type prod, hard carrying case, alkaline batteries, and an instruction manual.
The dimensions are 177 mm (L) × 226 mm (W) × 100 mm (D), and it weighs approximately 1.9 kg including batteries.
This model requires a DC 12V power source.
The open circuit current is 250V ±10% / -10%.
The rated test current is between 0.7 to 0.9mA at a 0.25MΩ load.
It features automatic discharge, voltage detection, and a live voltage warning to ensure operator safety.
The general accuracy is ±2% reading ±3 digits.
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