GB304357A - Improvements relating to protective devices - Google Patents

Improvements relating to protective devices

Info

Publication number
GB304357A
GB304357A GB2777527A GB2777527A GB304357A GB 304357 A GB304357 A GB 304357A GB 2777527 A GB2777527 A GB 2777527A GB 2777527 A GB2777527 A GB 2777527A GB 304357 A GB304357 A GB 304357A
Authority
GB
United Kingdom
Prior art keywords
improvements relating
protective devices
protective
relating
devices
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
GB2777527A
Other languages
English (en)
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.)
HERBERT STANLEY PETCH
British Thomson Houston Co Ltd
Original Assignee
HERBERT STANLEY PETCH
British Thomson Houston Co Ltd
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
Priority to BE355084D priority Critical patent/BE355084A/xx
Application filed by HERBERT STANLEY PETCH, British Thomson Houston Co Ltd filed Critical HERBERT STANLEY PETCH
Priority to GB2777527A priority patent/GB304357A/en
Publication of GB304357A publication Critical patent/GB304357A/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
    • H02H3/10—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 additionally responsive to some other abnormal electrical conditions
    • H02H3/105—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 additionally responsive to some other abnormal electrical conditions responsive to excess current and fault current to earth
GB2777527A 1927-10-19 1927-10-19 Improvements relating to protective devices Expired GB304357A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BE355084D BE355084A (en:Method) 1927-10-19
GB2777527A GB304357A (en) 1927-10-19 1927-10-19 Improvements relating to protective devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2777527A GB304357A (en) 1927-10-19 1927-10-19 Improvements relating to protective devices

Publications (1)

Publication Number Publication Date
GB304357A true GB304357A (en) 1929-01-21

Family

ID=10265068

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2777527A Expired GB304357A (en) 1927-10-19 1927-10-19 Improvements relating to protective devices

Country Status (2)

Country Link
BE (1) BE355084A (en:Method)
GB (1) GB304357A (en:Method)

Also Published As

Publication number Publication date
BE355084A (en:Method)

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