FR876543A - Trigger and maximum relay with at least one trip armature and one delay AC motor - Google Patents
Trigger and maximum relay with at least one trip armature and one delay AC motorInfo
- Publication number
- FR876543A FR876543A FR876543DA FR876543A FR 876543 A FR876543 A FR 876543A FR 876543D A FR876543D A FR 876543DA FR 876543 A FR876543 A FR 876543A
- Authority
- FR
- France
- Prior art keywords
- trigger
- delay
- motor
- maximum relay
- trip armature
- 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
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
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/42—Induction-motor, induced-current, or electrodynamic release mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H53/00—Relays using the dynamo-electric effect, i.e. relays in which contacts are opened or closed due to relative movement of current-carrying conductor and magnetic field caused by force of interaction between them
- H01H53/10—Induction relays, i.e. relays in which the interaction is between a magnetic field and current induced thereby in a conductor
-
- 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
- H01H83/223—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 with bimetal elements
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2199477X | 1937-08-20 | ||
DE221442X | 1940-09-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR876543A true FR876543A (en) | 1942-11-09 |
Family
ID=32070570
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR876543D Expired FR876543A (en) | 1937-08-20 | 1941-10-31 | Trigger and maximum relay with at least one trip armature and one delay AC motor |
Country Status (5)
Country | Link |
---|---|
US (1) | US2199477A (en) |
BE (1) | BE443183A (en) |
CH (1) | CH221442A (en) |
FR (1) | FR876543A (en) |
GB (2) | GB498325A (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE975370C (en) * | 1942-08-17 | 1961-11-16 | Siemens Ag | Bimetal relay for monitoring multi-phase consumers |
GB624581A (en) * | 1947-02-19 | 1949-06-13 | Crabtree & Co Ltd J A | Improvements in automatic circuit breakers having thermal overload release units |
GB624957A (en) * | 1947-07-17 | 1949-06-20 | British Thomson Houston Co Ltd | Improvements in and relating to current sensitive devices for the protection of polyphase circuits |
GB641269A (en) * | 1947-08-02 | 1950-08-09 | Ega Electric Ltd | Improvements in or relating to electric switch gear |
US2581882A (en) * | 1948-07-27 | 1952-01-08 | Cutler Hammer Inc | Device for protecting polyphase circuits |
US2749407A (en) * | 1953-10-15 | 1956-06-05 | Electrical Apparatus Co Ltd | Single phasing preventor |
DE1034252B (en) * | 1954-12-29 | 1958-07-17 | Siemens Ag | Thermal overcurrent relay, in particular protection relay against single-phase operation of motors |
DE1025497B (en) * | 1954-12-29 | 1958-03-06 | Siemens Ag | Thermal overcurrent relay, in particular protection relay against single-phase operation of motors |
US2866035A (en) * | 1955-02-17 | 1958-12-23 | C T Electrical Controls Ltd | Thermally operated electric switching mechanisms |
GB846937A (en) * | 1957-09-16 | 1960-09-07 | Crabtree & Co Ltd J A | Improvements in thermal overload protection devices for motor starting switches |
US3161733A (en) * | 1961-11-01 | 1964-12-15 | Sylvania Electric Prod | Capacitance shorting switch for electrical translating devices |
US3315054A (en) * | 1965-06-28 | 1967-04-18 | Fed Pacific Electric Co | Overload relay with snap-acting condition responsive switch |
DE1614743B1 (en) * | 1967-11-27 | 1970-09-24 | Starkstrom Schaltgeraetefabrik | Thermal relay |
US3792401A (en) * | 1972-06-29 | 1974-02-12 | Westinghouse Electric Corp | Thermally responsive electrical device |
-
0
- BE BE443183D patent/BE443183A/xx unknown
-
1937
- 1937-07-20 GB GB20009/37A patent/GB498325A/en not_active Expired
- 1937-11-11 GB GB18530/38A patent/GB501885A/en not_active Expired
-
1938
- 1938-01-24 US US186673A patent/US2199477A/en not_active Expired - Lifetime
-
1941
- 1941-09-04 CH CH221442D patent/CH221442A/en unknown
- 1941-10-31 FR FR876543D patent/FR876543A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB501885A (en) | 1939-03-07 |
BE443183A (en) | |
GB498325A (en) | 1939-01-06 |
US2199477A (en) | 1940-05-07 |
CH221442A (en) | 1942-05-31 |
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