GB1547672A - Excess current relay - Google Patents

Excess current relay

Info

Publication number
GB1547672A
GB1547672A GB159877A GB159877A GB1547672A GB 1547672 A GB1547672 A GB 1547672A GB 159877 A GB159877 A GB 159877A GB 159877 A GB159877 A GB 159877A GB 1547672 A GB1547672 A GB 1547672A
Authority
GB
United Kingdom
Prior art keywords
current relay
excess current
excess
relay
current
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB159877A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ABB Training Center GmbH and Co KG
Original Assignee
Hartmann and Braun AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hartmann and Braun AG filed Critical Hartmann and Braun AG
Publication of GB1547672A publication Critical patent/GB1547672A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
    • H02H3/093—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current with timing means
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
    • H02H3/083—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current for three-phase systems
GB159877A 1976-03-17 1977-01-14 Excess current relay Expired GB1547672A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762611178 DE2611178C3 (en) 1976-03-17 1976-03-17 Dependent electronic overcurrent time relay

Publications (1)

Publication Number Publication Date
GB1547672A true GB1547672A (en) 1979-06-27

Family

ID=5972673

Family Applications (1)

Application Number Title Priority Date Filing Date
GB159877A Expired GB1547672A (en) 1976-03-17 1977-01-14 Excess current relay

Country Status (5)

Country Link
DE (1) DE2611178C3 (en)
ES (1) ES454350A1 (en)
FR (1) FR2344993A1 (en)
GB (1) GB1547672A (en)
SE (1) SE409930B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2305556A (en) * 1995-09-19 1997-04-09 Gec Alsthom Ltd Power-line trip circuit

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2924419A1 (en) * 1979-06-16 1980-12-18 Bbc Brown Boveri & Cie ELECTRONIC OVERCURRENT RELAY
DE2939938C2 (en) * 1979-09-28 1984-05-30 Siemens AG, 1000 Berlin und 8000 München Overload protection arrangement for an electrical machine
DE3109330A1 (en) * 1981-03-12 1982-09-23 Hartmann & Braun Ag, 6000 Frankfurt CIRCUIT ARRANGEMENT FOR SUPPLYING OVERCURRENT RELAY
FR2612347B1 (en) * 1987-03-09 1989-05-26 Merlin Gerin STATIC TRIGGER COMPRISING A HOMOPOLAR CURRENT DETECTION CIRCUIT
GB9222308D0 (en) * 1992-10-23 1992-12-09 Smiths Industries Plc Electrical systems

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3153747A (en) * 1962-02-05 1964-10-20 Gen Electric Rapid reset tripping arrangement for an electric circuit breaker

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2305556A (en) * 1995-09-19 1997-04-09 Gec Alsthom Ltd Power-line trip circuit
US5841618A (en) * 1995-09-19 1998-11-24 Gec Alsthom Limited Power-line trip circuit
GB2305556B (en) * 1995-09-19 2000-02-23 Gec Alsthom Ltd Power-line trip circuit

Also Published As

Publication number Publication date
SE409930B (en) 1979-09-10
DE2611178B2 (en) 1978-05-11
DE2611178C3 (en) 1978-12-21
FR2344993B1 (en) 1982-12-10
FR2344993A1 (en) 1977-10-14
DE2611178A1 (en) 1977-09-22
SE7701211L (en) 1977-09-18
ES454350A1 (en) 1977-12-16

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee