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DV-Power TRT33 True Three Phase Turns Ratio Testers
True Three Phase Transformer Turns Ratio Tester
Features:
• Test voltages from 1 to 100 V AC• Single-phase test voltage
• True three-phase test voltage
• The best turns ratio accuracy of 0.03%
• Automatic vector group detection
• Built-in tap changer control unit
• Detailed analysis of test results using DV-Win software
• Interchangeable test leads with Three-phase Winding Ohmmeters & Tap Changer Analyzers TWA
| TRT33A | TRT33B | TRT33C | |
| TEST VOLTAGES | (1,8,40,100) V AC 3x(1,8,40,100)√3 V AC |
(1,10,40,100) V AC 3x(1,10,40,100)√3 V AC |
(1,8,40,80) V AC 3x(1,8,40,80)√3 V AC |
| RATIO RANGE | 0,8 to 50 000 (5-digit Resolution) |
0,8 to 50 000 (5-digit Resolution) |
0,8 to 50 000 (5-digit Resolution) |
| BEST RATIO ACCURACY | 0,05 % | 0,05 % | 0,05 % |
| EXCIT. CURRENT RANGE | 0 – 2 A | 0 – 2 A | 0 – 2 A |
| EXCIT. CURR. ACCURACY | ±(0,25% + 500 µA) | ±(0,25% + 500 µA) | ±(0,25% + 500 µA) |
| BEST EXCIT. CURR. RESOLUTION | 0,1 µA | 0,1 µA | 0,1 µA |
| PHASE ANGLE RANGE | 360 Degrees | 360 Degrees | 360 Degrees |
| PHASE ANGLE ACCURACY | ±0,05 Degrees | ±0,05 Degrees | ±0,05 Degrees |
| PHASE ANGLE RESOLUTION | 0,01 Degree | 0,01 Degree | 0,01 Degree |
| USB FLASH DRIVE FEATURE | yes | yes | yes |
| BUILT-IN TC CONTROL | yes | yes | yes |
| BUILT-IN THERMAL PRINTER | OPTIONAL | OPTIONAL | OPTIONAL |
View Datasheets
DV-Power TRT33 Series Turns Ratio TestersTransformer Testing
