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In power transformer Finished product production process, before the new installation of the transformer in operation, according to the national ministry of preventive test procedures, require the operation of transformer turn ratio or voltage ratio test, to check the correctness of the transformer turn ratio tap-changer of transformer whether inter turn short circuit transformer whether can run parallel. T-203 automatic transformer turns ratio tester adopts three-phase power supply output voltage, the test speed Instrument to adopt advanced technology for A/D, wide range range; High speed single chip microcomputer as the core digital processor, the test fast; English menu display, comprehensively improve the humanization and intelligent, instrument optional RS232 serial and USB connect with computer on line, to realize the remote control of the instrument and intelligent analysis of the data A three phase transformation ratio test, the test speed quickly, High accuracy and Perfect protection function.
Electrical parameters | ||
---|---|---|
Power supply | Single phase AC 220V±10% or 110V±10%, 50/60HzAC | |
Test power | 1VAC,10VAC,100VAC,160VAC | |
Data storage | 100 groups | |
Display precision | 5 Bits, resolution ratio: 0.0001 | |
160V testing voltage | Range1 | 0.8-2000:0.05%±2words; |
Range2 | 2000-4000:0.1%±2words; | |
Range3 | 4000-10000:0.2%±2words; | |
Measuring range ratio | Ratio | 0.8-10000 |
Accuracy | 0.1%±2words; | |
LCD | 5.7″black and white LCD display | |
Key | 9PCS | |
Test Cable | 12m | |
Calipers | 4pcs (big), 4pcs (small) | |
Communication | RS232 and USB communication interface | |
Printer | internal installed 58mm wide thermal printer. | |
Degree of protection | IP65 | |
Standard | IEEE C57.152-2013, IEC 60076-1:2011, AS/NZS 60076.1:2014, CIGRE 445, IEC61010-1, IEC61326-1 |
|
Mechanical parameters | ||
Dimension (L×W×H) (mm) | 415x320x168 | |
Weight (kg) | 7 | |
Environmental conditions | ||
Operating temperature | -10°C to 50°C | |
Storage temperature | -20°C to 70°C | |
Relative humidity | ≤85%RH |
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