General information about AD-FR3000 series High Voltage DC Digital Meter
AD-FR3000 series DC digital meter is on-site instrument, which measure and compare the accuracy of DC voltage output.It consist of voltage divider and DC measurement instrument.
Features:
1.Balance type equal potential shield structure.
2.Fully-sealed insulation cylinder with internal excellent components.
3.High accuracy and linearity, good stability and anti-interference ability.
4.Small size, light weight, easy to carry in the field work.
5.Inner shield anti-interference system.
- specifications
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Technical specification of the device:
| Model No. | ADFR-3050 | ADFR-3100 | ADFR-3150 | ADFR-R200 | ADFR-3300 | ADFR-3400 |
| Voltage(kV) | 50 | 100 | 150 | 200 | 300 | 400 |
| DC frequency(Hz) | <2 | |||||
| Accuracy | DC: 1.5% | |||||
| Accuracy for option (G type) | DC：1.0% | — | ||||
| Accuracy for option (G type) | DC：0.5% | — | ||||
| Impedance (MΩ) | 650 | 1200 | 1700 | 2200 | 3500 | 4300 |
| Capacitance (pF) | 320 | 180 | 150 | 120 | 120-500 | 100-800 |
| Voltage ratio | 1000:1 or 10000:1 (or customized) | |||||
| Dimension (mm) | 150×150 | 160×160 | 200×200 | 260×260 | 800×800 | |
| Cable impedance(Ω) | 50 / 75 | |||||
| Range | 1. Low range: 0-20kV
2. High range: 20kV-rated voltage |
1. Low range: 0-200kV
2. High range:200kV-rated voltage |
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| Cable length(m) | 3 | 4 | 5 | 6 | 8 | 10 |
| Weight(kg) | 5.5 | 6.9 | 10.6 | 14.1 | 23.5 | 48.2 |
| Packing Medium | Dry type high polymer material | |||||
| Operation temperature | 0℃-45℃ | |||||
| Relative humidity | <85%RH,no condensation | |||||
| Altitude | <1500m(or customized) | |||||
| Use condition | Indoor use or outdoor use in Sunny day | |||||
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