High efficiency safety performance of electric appliance test equipment
The utility model discloses a high efficiency safety performance of electric appliance test equipment, including test jig and tester, the tester is including the DSP main control chip, power amplification module, a filter circuit, the 2nd filter circuit, step up transformer, current -rising transfor...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a high efficiency safety performance of electric appliance test equipment, including test jig and tester, the tester is including the DSP main control chip, power amplification module, a filter circuit, the 2nd filter circuit, step up transformer, current -rising transformer, direct current / interchanges select switch, high -voltage rectifier and the sample measuring unit that have double - circuit SPWM signal output, can with hand over / direct current main control chip 0 or main control chip 1's arbitrary main control chip 2 and earth resistance main control chip 2 go on simultaneously, has reduced total main control chip 4. The test jig includes the insulating base, and at the peripheral vertical insulating sidewall that is fixed with of insulating base, the lid is equipped with the insulating lid above insulating sidewall, is equipped with first insulation door and the 2nd insulating door on insulating sidewall, installs magnetic door sensor on first insulation door and the 2n |
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