Alternating current infiltrating detector for direct current supply system
A technology of detection device and power supply system, applied in the field of power system maintenance, can solve problems such as inability to alarm, inability to measure the value of high voltage, positioning, etc., and achieve the effects of simple equipment structure, significant saving effect, and convenient upgrade.
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[0017] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0018] Such as figure 1 As shown, a detection device for alternating current mixed in a DC power supply system includes the positive bus +KM and negative bus -KM of the DC power supply in the DC power supply system, and the DC leakage current sensor 1 surrounds the positive bus +KM and negative bus installed in the DC circuit -KM, installed on the DC bus feeder branch. Preferably, the specifications of the DC leakage current sensor are input ±10mA output ±5V ...
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