PROTECTION DEVICE FOR LOW-VOLTAGE AUTOMATIC SWITCH

FIELD: power engineering, in particular, relay protection devices. ^ SUBSTANCE: device has three current transformers, enabled into each phase of protected network, three measuring resistors, enabled in star-shaped circuit, power and bearing displacement current source, executing organ, three two-se...

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Bibliographische Detailangaben
1. Verfasser: KOCHETKOV V.V
Format: Patent
Sprache:eng ; rus
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