BR7201778D0 - ELECTRIC PROTECTION KEY FOR PROTECTION AGAINST CURRENT FAILURES OF OVERLOAD AND SHORTCIRCUIT - Google Patents
ELECTRIC PROTECTION KEY FOR PROTECTION AGAINST CURRENT FAILURES OF OVERLOAD AND SHORTCIRCUITInfo
- Publication number
- BR7201778D0 BR7201778D0 BR721778A BR177872A BR7201778D0 BR 7201778 D0 BR7201778 D0 BR 7201778D0 BR 721778 A BR721778 A BR 721778A BR 177872 A BR177872 A BR 177872A BR 7201778 D0 BR7201778 D0 BR 7201778D0
- Authority
- BR
- Brazil
- Prior art keywords
- shortcircuit
- overload
- against current
- protection
- electric
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/50—Manual reset mechanisms which may be also used for manual release
- H01H71/62—Manual reset mechanisms which may be also used for manual release with means for preventing resetting while abnormal condition persists, e.g. loose handle arrangement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
- H01H83/22—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712115034 DE2115034B2 (en) | 1971-03-29 | 1971-03-29 | CIRCUIT BREAKER WITH OVERCURRENT, SHORT CIRCUIT AND FAULT CURRENT PROTECTION |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7201778D0 true BR7201778D0 (en) | 1973-06-28 |
Family
ID=5803042
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR721778A BR7201778D0 (en) | 1971-03-29 | 1972-03-27 | ELECTRIC PROTECTION KEY FOR PROTECTION AGAINST CURRENT FAILURES OF OVERLOAD AND SHORTCIRCUIT |
Country Status (16)
Country | Link |
---|---|
US (1) | US3789334A (en) |
AR (1) | AR193518A1 (en) |
AT (1) | AT314021B (en) |
BE (1) | BE781285A (en) |
BG (1) | BG24963A3 (en) |
BR (1) | BR7201778D0 (en) |
CH (1) | CH535504A (en) |
CS (1) | CS180579B2 (en) |
DE (1) | DE2115034B2 (en) |
DK (1) | DK137416C (en) |
FR (1) | FR2132129B1 (en) |
GB (1) | GB1390987A (en) |
HU (1) | HU163086B (en) |
IT (1) | IT952394B (en) |
PL (1) | PL83340B1 (en) |
RO (1) | RO60757A7 (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2241868B1 (en) * | 1973-08-20 | 1976-06-18 | Merlin Gerin | |
NL7614248A (en) * | 1976-12-22 | 1978-06-26 | Nl Weber Mij | SCHEME FOR PROTECTION OF AN ELECTRICAL INSTALLATION IN A BUILDING. |
DE3107687C2 (en) * | 1981-02-28 | 1985-05-09 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Mechanism for a residual current release combined with a miniature circuit breaker |
FR2561819B1 (en) * | 1984-03-26 | 1987-10-30 | Telemecanique Electrique | ADDITIVE BLOCK COUPLABLE TO A CIRCUIT BREAKER |
DE3619675A1 (en) * | 1986-06-11 | 1987-12-17 | Bbc Brown Boveri & Cie | SELF-SWITCH BLOCK |
FR2615323B1 (en) * | 1987-05-11 | 1989-06-30 | Merlin Gerin | MODULAR CIRCUIT BREAKER WITH AUXILIARY TRIGGER BLOCK ASSOCIATED WITH A MULTIPOLAR CIRCUIT BREAKER |
IT8723072A0 (en) * | 1987-12-17 | 1987-12-17 | Elettrocondutture | DETECTOR BLOCK FOR DIFFERENTIAL CURRENTS IN ELECTRICAL SYSTEMS, EQUIPPED WITH SAFETY MEANS TO AVOID COUPLING WITH ELECTRICAL SWITCHES SET FOR RATED CURRENTS NOT COMPATIBLE WITH THOSE OF THE BLOCK ITSELF. |
DE4413418A1 (en) * | 1994-04-18 | 1995-10-19 | Abb Patent Gmbh | Safety switch with line protection stage and fault current unit |
DE102007010015A1 (en) * | 2007-03-01 | 2008-09-11 | Siemens Ag | Residual current circuit breaker, differential circuit breaker and combination device of circuit breaker and residual current circuit breaker or residual current device |
DE102007046356B4 (en) * | 2007-09-27 | 2009-12-10 | Siemens Ag | Switching mechanism of a residual current device, residual current device and system with a residual current device and a circuit breaker |
DE102008016575B4 (en) * | 2008-04-01 | 2013-02-21 | Abb Ag | Full circuit breaker and motor-controlled circuit breaker |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3152287A (en) * | 1958-10-20 | 1964-10-06 | Ite Circuit Breaker Ltd | Adaptation of multipole circuit breaker for double current rating |
US3256407A (en) * | 1963-10-28 | 1966-06-14 | Gen Electric | Circuit breaker and accessory device combination |
US3436695A (en) * | 1965-02-15 | 1969-04-01 | Square D Co | Electric circuit breaker with shunt trip coil |
CH415809A (en) * | 1966-01-13 | 1966-06-30 | Gardy Particip App | Overcurrent and differential action circuit breaker |
US3636482A (en) * | 1970-05-25 | 1972-01-18 | Federal Pacific Electric Co | Modular circuit breakers and panelboards with ground-fault protection |
-
1971
- 1971-03-29 DE DE19712115034 patent/DE2115034B2/en not_active Ceased
-
1972
- 1972-02-10 US US00225226A patent/US3789334A/en not_active Expired - Lifetime
- 1972-03-17 CH CH401172A patent/CH535504A/en not_active IP Right Cessation
- 1972-03-25 PL PL1972154324A patent/PL83340B1/pl unknown
- 1972-03-27 BR BR721778A patent/BR7201778D0/en unknown
- 1972-03-27 AT AT264972A patent/AT314021B/en not_active IP Right Cessation
- 1972-03-27 DK DK147972A patent/DK137416C/en active
- 1972-03-27 BG BG7200020067A patent/BG24963A3/en unknown
- 1972-03-27 BE BE781285A patent/BE781285A/en not_active IP Right Cessation
- 1972-03-27 IT IT49264/72A patent/IT952394B/en active
- 1972-03-28 FR FR7210838A patent/FR2132129B1/fr not_active Expired
- 1972-03-28 AR AR241200A patent/AR193518A1/en active
- 1972-03-28 GB GB1452972A patent/GB1390987A/en not_active Expired
- 1972-03-28 RO RO70300A patent/RO60757A7/ro unknown
- 1972-03-29 HU HUBO1360A patent/HU163086B/hu unknown
- 1972-03-29 CS CS7200002113A patent/CS180579B2/en unknown
Also Published As
Publication number | Publication date |
---|---|
US3789334A (en) | 1974-01-29 |
PL83340B1 (en) | 1975-12-31 |
GB1390987A (en) | 1975-04-16 |
RO60757A7 (en) | 1976-09-15 |
BG24963A3 (en) | 1978-06-15 |
AR193518A1 (en) | 1973-04-30 |
IT952394B (en) | 1973-07-20 |
HU163086B (en) | 1973-06-28 |
DE2115034B2 (en) | 1977-07-21 |
CS180579B2 (en) | 1978-01-31 |
DE2115034A1 (en) | 1972-10-05 |
AT314021B (en) | 1974-03-11 |
DK137416C (en) | 1978-07-31 |
DK137416B (en) | 1978-02-27 |
FR2132129A1 (en) | 1972-11-17 |
FR2132129B1 (en) | 1977-07-22 |
CH535504A (en) | 1973-03-31 |
BE781285A (en) | 1972-07-17 |
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