TREA

using phase sequence analysing arrangements

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  • CPC
  • H02H3/405
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Parent Industries

HELECTRICITY H02Electric power H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS H02H3/00Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection integrated protection

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H02H3/405using phase sequence analysing arrangements
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Patents Grantslast 30 patents

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  • Information Patent Grant

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    • ABB Inc.
    • Ning Kang
    • Y04 - INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TEC...
  • Information Patent Grant

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    • Patent number 10,416,221
    • Issue date Sep 17, 2019
    • ABB Schweiz AG
    • Ying Yang
    • G06 - COMPUTING CALCULATING COUNTING
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    Electrical fault location determination in a distribution system ba...
    • Patent number 10,401,417
    • Issue date Sep 3, 2019
    • General Electric Technology GmbH
    • Jinfeng Ren
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method and directional element for fault direction determination in...
    • Patent number 6,584,417
    • Issue date Jun 24, 2003
    • ABB Inc.
    • Yi Hu
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    3732464
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    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3331989
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    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3192442
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    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2973460
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    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2973459
    • Patent number 2,973,459
    • Issue date Feb 28, 1961
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2345440
    • Patent number 2,345,440
    • Issue date Mar 28, 1944
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2315470
    • Patent number 2,315,470
    • Issue date Mar 30, 1943
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2242951
    • Patent number 2,242,951
    • Issue date May 20, 1941
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    1877168
    • Patent number 1,877,168
    • Issue date Sep 13, 1932
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents