(19)
(11) EP 3 806 257 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
14.09.2022 Bulletin 2022/37

(45) Mention of the grant of the patent:
22.06.2022 Bulletin 2022/25

(21) Application number: 20200406.5

(22) Date of filing: 06.10.2020
(51) International Patent Classification (IPC): 
H02H 3/06(2006.01)
H02J 3/00(2006.01)
 H02H 7/28(2006.01)
H02H 3/253(2006.01)
(52) Cooperative Patent Classification (CPC):
H02H 3/063; H02H 3/253; H02H 7/28; H02J 3/0073; Y04S 10/20; Y04S 10/52; Y04S 20/00; Y02E 60/00; Y02B 90/20

(54)

SINGLE PHASE FAULT ISOLATION AND RESTORATION FOR LOSS OF VOLTAGE FAULT IN POWER DISTRIBUTION NETWORK

EINPHASENFEHLERISOLATION UND WIEDERHERSTELLUNG BEI SPANNUNGSVERLUSTFEHLERN IN EINEM ENERGIEVERTEILUNGSNETZ

ISOLATION DE DÉFAUT À PHASE UNIQUE ET RESTAURATION DE PERTE DE DÉFAUT DE TENSION DANS UN RÉSEAU DE DISTRIBUTION D'ÉNERGIE

(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(30) Priority: 07.10.2019 US 201916595272

(43) Date of publication of application:
14.04.2021 Bulletin 2021/15

(73) Proprietor: G & W Electric Company
Bolingbrook IL 60440 (US)

(72) Inventors:
  • KELLER, Erich
    Naperville, IL 60540 (US)
  • DIFONZO, Nicholas Carmine
    Des Plaines, IL 60016 (US)

(74) Representative: White, Andrew John et al
Mathys & Squire The Shard 32 London Bridge Street
London SE1 9SG
London SE1 9SG (GB)


(56) References cited: : 
CN-A- 109 449 895
US-A1- 2019 280 476
 CN-A- 109 494 696
   
  • LE DUY ET AL: "FLISR Approach for Smart Distribution Networks Using E-Terra Software-A Case Study", ENERGIES, vol. 11, no. 12, 29 November 2018 (2018-11-29), page 3333, XP055775558, DOI: 10.3390/en11123333
   
Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).