ZA786239B - An improvement in or relating to circuit breaker with interchangeable rating adjuster and interlock means - Google Patents
An improvement in or relating to circuit breaker with interchangeable rating adjuster and interlock meansInfo
- Publication number
- ZA786239B ZA786239B ZA00786239A ZA786239A ZA786239B ZA 786239 B ZA786239 B ZA 786239B ZA 00786239 A ZA00786239 A ZA 00786239A ZA 786239 A ZA786239 A ZA 786239A ZA 786239 B ZA786239 B ZA 786239B
- Authority
- ZA
- South Africa
- Prior art keywords
- relating
- improvement
- circuit breaker
- interlock means
- interchangeable
- 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
- H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
- H01H71/7409—Interchangeable elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H69/00—Apparatus or processes for the manufacture of emergency protective devices
- H01H69/01—Apparatus or processes for the manufacture of emergency protective devices for calibrating or setting of devices to function under predetermined conditions
- H01H2069/016—Apparatus or processes for the manufacture of emergency protective devices for calibrating or setting of devices to function under predetermined conditions with single separate parts mountable or insertable in different orientations or positions, e.g. to obtain desired trip conditions
-
- 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
- H01H2071/006—Provisions for user interfaces for electrical protection devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2300/00—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H
- H01H2300/042—Application rejection, i.e. preventing improper installation of parts
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US85394077A | 1977-11-23 | 1977-11-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA786239B true ZA786239B (en) | 1979-10-31 |
Family
ID=25317291
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00786239A ZA786239B (en) | 1977-11-23 | 1978-11-06 | An improvement in or relating to circuit breaker with interchangeable rating adjuster and interlock means |
Country Status (9)
Country | Link |
---|---|
US (1) | US4298852A (xx) |
JP (1) | JPS5482675A (xx) |
AU (1) | AU525201B2 (xx) |
BE (1) | BE872221A (xx) |
CA (1) | CA1116218A (xx) |
ES (1) | ES239568Y (xx) |
GB (1) | GB1602544A (xx) |
NZ (1) | NZ188869A (xx) |
ZA (1) | ZA786239B (xx) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2583569B1 (fr) * | 1985-06-12 | 1988-12-23 | Merlin Gerin | Disjoncteur a declencheur electronique ayant une gamme de blocs interchangeables de changement de calibre. |
US4603313A (en) * | 1985-08-30 | 1986-07-29 | Westinghouse Electric Corp. | Circuit breaker with replaceable rating plug interlock and push to trip button |
JPH0334040Y2 (xx) * | 1986-04-07 | 1991-07-18 | ||
US4890081A (en) * | 1988-08-01 | 1989-12-26 | Westinghouse Electric Corp. | CT quick change assembly |
US5167010A (en) * | 1989-08-03 | 1992-11-24 | Westinghouse Electric Corp. | Expert advice display processing system |
US6028272A (en) * | 1997-05-02 | 2000-02-22 | Siemens Power Transmission & Distribution, Inc. | Lockable position interlock for rackable circuit breakers |
US8988175B2 (en) | 2012-01-26 | 2015-03-24 | General Electric Company | Override device for a circuit breaker and methods of operating circuit breaker |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3826951A (en) * | 1973-01-30 | 1974-07-30 | Westinghouse Electric Corp | Circuit breaker with replaceable rating adjuster and interlock means |
US4037184A (en) * | 1976-04-09 | 1977-07-19 | I-T-E Imperial Corporation | Lockout and cover interlock for circuit breaker |
-
1978
- 1978-05-31 GB GB20667/78A patent/GB1602544A/en not_active Expired
- 1978-10-18 CA CA313,704A patent/CA1116218A/en not_active Expired
- 1978-11-06 ZA ZA00786239A patent/ZA786239B/xx unknown
- 1978-11-09 NZ NZ188869A patent/NZ188869A/xx unknown
- 1978-11-10 AU AU41494/78A patent/AU525201B2/en not_active Expired
- 1978-11-21 ES ES1978239568U patent/ES239568Y/es not_active Expired
- 1978-11-22 JP JP14347678A patent/JPS5482675A/ja active Granted
- 1978-11-22 BE BE191893A patent/BE872221A/xx not_active IP Right Cessation
-
1979
- 1979-08-21 US US06/068,771 patent/US4298852A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
AU4149478A (en) | 1979-05-31 |
AU525201B2 (en) | 1982-10-28 |
CA1116218A (en) | 1982-01-12 |
GB1602544A (en) | 1981-11-11 |
BE872221A (fr) | 1979-05-22 |
JPS5482675A (en) | 1979-07-02 |
JPS5531574B2 (xx) | 1980-08-19 |
ES239568Y (es) | 1979-11-01 |
NZ188869A (en) | 1982-08-17 |
ES239568U (es) | 1979-05-16 |
US4298852A (en) | 1981-11-03 |
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