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 The Three-Phase Winding Ohmmeter DV Power TWA25A Remove from compare list | |
| Winding Resistance Measurement | |
|---|---|
| Test currents | 5 mA – 25 A DC |
| Output voltage | up to 55 V DC |
| Measurement range | 0,1 μΩ – 10 kΩ |
| Mesurement resolution | 0,1 μΩ – 1 Ω |
| Typical accuracy | ± (0,1 % rdg + 0,1 % FS) |
| OLTC Dynamic Resistance Measurement | |
| Sampling rate | 4 ms |
| Open circuit detection and warning | Automatic |
| Transition current ripple measurement | Yes |
| Transition time measurement | Yes |
| Temperature Measurement | |
| One temperature measurement channel | Thermometer Pt100 class B |
| Mesurement range | -50 °C – +180 °C |
| Mesurement resolution | 0.1 °C |
| Power Supply | |
| Powered by | Mains power |
| Mains power connection according to | IEC/EN60320-1 UL498, CSA 22.2 |
| Mains power input voltage | 90 V – 264 V AC |
| Mains power input frequency | 50/60 Hz |
| Input power | 1500 VA |
| Data Storage | |
| Internal memory positions | 500 |
| Storage | USB flash drive feature enables storage of a huge number of measurements |
| Computer Interface | |
| Interface v1 | USB (standard) |
| Interface v2 | RS232 (optional) |
| Display | |
| Display v1 | LCD screen with 20 characters by 4 lines |
| Display v2 | LCD with backlight |
| Environmental Conditions | |
| Operating temperature | -20 ºC – +55 ºC (-4 ºF – +131 ºF) |
| Storage & transportation | -40 ºC – +70 ºC (-40 ºF – +158 ºF) |
| Humidity | 0 % – 95 % relative humidity |
| Applicable Standards | |
| Installation/overvoltage | CAT II IEC/EN 61010-1 |
| Pollution | Degree 2 |
| Low voltage directive | Directive 2014/35/EU (CE Conform) |
| Electromagnetic compatibility | Directive 2014/30/EU (CE Conform) EN 61326-1 |
| Dimensions and Weight | |
| Dimensions (W x H x D) | 194 x 478 x 389 mm (7,6 x 18,8 x 15,3 in) |
| Weight | 12.8 kg (28,2 lbs) |