Hioki 3174 AC Automatic Insulation/Withstanding HiTester
- Brand
- Hioki
- Model number
- 3174
- Category
- Electrical Safety Testers
Withstand voltage and insulation tester for continuous testing: up to 5.00 kV AC withstanding and 500/1000 V DC insulation, PWM-generated test voltage, 8 stored settings per mode.
Price and availability on request
Key features
- Continuous testing of insulation (500/1000 V) and withstand voltage (100 VA transformer capacity)
- Full remote operation when used in combination with the Safety Test Data Management Software 9267
- Save up to 8 test settings each for the withstanding and insulation testing modes
- Precise test voltage without power voltage dependency is generated using the PWM method
Specifications
| Testing voltage | 0.2 V AC to 5.00 kV AC |
|---|---|
| Voltage setting | Digital setting, Setting resolution: 0.01 kV |
| Waveform/Frequency | Sine wave (Distortion ratio 5 % or less at no load), 50/60 Hz selectable |
| Current measurement | 0.01 mA to 20.0 mA, True RMS rectified (digital display) |
| Measurement range | 10 mA (0.01 mA resolution), 20 mA (0.1 mA resolution) |
| Voltage meter | Accuracy: ±1.5 % rdg. (1000 V or more), ±15 V (less than 1000 V), True RMS rectified |
| Judgment function | Window comparator method (Digital setting) |
| Testing voltage | 500 V DC, 1000 V DC |
|---|---|
| Unloaded voltage | 1 to 1.2 times rated voltage |
| Rated testing current | 1 to 1.2 mA, Shorted current: 4 to 5 mA (at 500 V), 2 to 3 mA (at 1000 V) |
| Measurement range, Accuracy | 0.5 MΩ to 999 MΩ (at 500 V), and 1 MΩ to 999 MΩ (at 1000 V): ±4 % rdg., 1000 MΩ to 2000 MΩ: ±8 % rdg. |
| Judgment function | Window comparator method (Digital setting) |
| Setting range | 0.3 to 999 s |
|---|---|
| Ramp, Delay | Testing voltage ramp-up, or down, Insulation test delay: 0.1 to 99.9 s |
| Functions | Saving 8 testing conditions, hold, buzzer, contact check |
|---|---|
| Monitor function | Output voltage, detected current, insulation resistance, Refresh rate: 2 times/s |
| Power supply | 100 to 240 V AC, (50/60 Hz), 200 VA max. |
| Dimensions and mass | 320 mm (12.60 in)W × 155 mm (6.10 in)H × 395 mm (15.55 in)D, 15 kg (529.1 oz) |
| Contents | H.V. Test lead 9615 (high voltage side and return, 1 each) ×1, Power cord ×1, Instruction manual ×1, Disconnection prevention plate ×1 |
|---|
| Order code | 3174 |
|---|---|
| Note | To perform contact checks, please purchase another High Voltage Test Lead 9615 set separately. |
Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.
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