5pcs NEWΦ0.12 300 turn Current transformer / leakage magnetic coil

Vendu Voir des articles similaires EUR 3,72 Achat immédiat, Livraison gratuite, 30-Jour Retours, Garantie client eBay
Vendeur: 201388ming ✉️ (2.810) 0%, Lieu où se trouve: 深圳市, 廣東省, CN, Lieu de livraison: WORLDWIDE, Numéro de l'objet: 291547875278 5pcs NEWΦ0.12 300 turn Current transformer / leakage magnetic coil. 5pcs NEWΦ0.12 300 turn Current transformer / leakage magnetic coil Core material : an amorphous soft magnetic alloy ribbon ( high magnetic permeability ) Number of turns : Φ0.12 enameled turns 300 Leakage protection coil works:     ① leakage occurs when electrical equipment , there are two anomalies :      First , three-phase current balance is destroyed , there zero sequence current ;      Second, the normal metal appears uncharged ground voltage ( normally , the metal shell and the ground potential is zero ) .      ② role of zero-sequence current transformer leakage protection achieved through the current transformer to detect the abnormal signals through intermediaries conversion pass , the executing agency action, disconnect the power supply through the switching device. Similar structure and the transformer current transformers are insulated from each other by two wound coils on the same core . When the primary winding of a residual current , the secondary coil will induce a current.
  • Condition: Neuf
  • Brand: Unbranded/Generic

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