Testing apparatus for cables for voltage testing by means of a VLF voltage
The test device has a direct current voltage source (1), which charges the cable (2) with voltage, and the charged cable switches to the opposite polarity by switching elements (T1). The switching elements are formed by a switcher (S1,S2,S3,S4) of a bridge circuit, where two switchers of a bridge se...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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