GB311824A - Improvements relating to electrical protective apparatus - Google Patents

Improvements relating to electrical protective apparatus

Info

Publication number
GB311824A
GB311824A GB15508/29A GB1550829A GB311824A GB 311824 A GB311824 A GB 311824A GB 15508/29 A GB15508/29 A GB 15508/29A GB 1550829 A GB1550829 A GB 1550829A GB 311824 A GB311824 A GB 311824A
Authority
GB
United Kingdom
Prior art keywords
improvements relating
protective apparatus
electrical protective
electrical
relating
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
GB15508/29A
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.)
Associated Electrical Industries Ltd
Original Assignee
Associated Electrical Industries 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
Application filed by Associated Electrical Industries Ltd filed Critical Associated Electrical Industries Ltd
Publication of GB311824A publication Critical patent/GB311824A/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
    • H02H3/087—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 dc applications
GB15508/29A 1928-05-17 1929-05-17 Improvements relating to electrical protective apparatus Expired GB311824A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US567853XA 1928-05-17 1928-05-17
US311824XA 1928-05-17 1928-05-17

Publications (1)

Publication Number Publication Date
GB311824A true GB311824A (en) 1930-05-15

Family

ID=49946386

Family Applications (1)

Application Number Title Priority Date Filing Date
GB15508/29A Expired GB311824A (en) 1928-05-17 1929-05-17 Improvements relating to electrical protective apparatus

Country Status (2)

Country Link
DE (1) DE567853C (de)
GB (1) GB311824A (de)

Also Published As

Publication number Publication date
DE567853C (de) 1933-01-13

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