Impulse Winding Tester7700/7710/7720 Safety Tester | Features - High voltage calibration - programmable impulse voltage, low-energy detection without damaging the DUT - Built-in storage 200 sets testing waveform - Storage golden sample (DUT) standard waveform in the instrument, and compare with the other sample waveform - Provides 5 waveform comparison: total area comparison, differential area comparison, wave comparison, futter and corona - Key lock function to prevent operators from accidentally touching the keys - Support RS-232, remote and printer interfaces | Applications Include Inverters, Power Inductors, Transformers, Motors, Wave Filters, Capacitors and Wires | General RS-232 Remote Printer tfl | Accessories/Fixtures Standard - Power Cord - HV test red/black cable (7700/7710) - HV test red cable (7720) - D-Sub foot switch (F760001) Optional - PC Link software (7700/7710) - RS-232 cable - Remote control cable | Key feature Principle of Impulse Winding Test Surge Oscillation period The coil start to damping while the input pulse stop. Detect Layer Short by Compare Damped Oscillation Waveforms B Waveform comparison measurement Impulse Voltage (programmable) 200V-5000V, storage golden sample (DUT) standard waveform in the instrument, and compare with the other sample waveform.