NL90296C - - Google Patents
Info
- Publication number
- NL90296C NL90296C NL90296DA NL90296C NL 90296 C NL90296 C NL 90296C NL 90296D A NL90296D A NL 90296DA NL 90296 C NL90296 C NL 90296C
- Authority
- NL
- Netherlands
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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/12—Arrangements of bearings
- G01R11/14—Arrangements of bearings with magnetic relief
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/24—Arrangements for avoiding or indicating fraudulent use
-
- 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
- H01H83/226—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 differential transformer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Breakers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH694623X | 1950-12-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL90296C true NL90296C (xx) |
Family
ID=4529527
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL90296D NL90296C (xx) | 1950-12-04 | ||
NL6913077.A NL158684B (nl) | 1950-12-04 | Hoogfrequentverhittingsoven. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6913077.A NL158684B (nl) | 1950-12-04 | Hoogfrequentverhittingsoven. |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE506088A (xx) |
CH (1) | CH285598A (xx) |
DE (1) | DE857828C (xx) |
FR (1) | FR1043655A (xx) |
GB (1) | GB694623A (xx) |
NL (2) | NL158684B (xx) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE966368C (de) * | 1953-05-09 | 1957-08-01 | Licentia Gmbh | Fernsteuerempfangsrelais |
CN109188039B (zh) * | 2018-09-28 | 2021-05-11 | 国网重庆市电力公司电力科学研究院 | 一种带通信功能的反窃电智能表尾 |
-
0
- NL NL90296D patent/NL90296C/xx active
- BE BE506088D patent/BE506088A/xx unknown
- NL NL6913077.A patent/NL158684B/xx unknown
-
1950
- 1950-12-04 CH CH285598D patent/CH285598A/de unknown
-
1951
- 1951-09-18 DE DEL10125A patent/DE857828C/de not_active Expired
- 1951-10-09 FR FR1043655D patent/FR1043655A/fr not_active Expired
- 1951-11-29 GB GB28063/51A patent/GB694623A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE506088A (xx) | |
DE857828C (de) | 1952-12-01 |
FR1043655A (fr) | 1953-11-10 |
CH285598A (de) | 1952-09-15 |
GB694623A (en) | 1953-07-22 |
NL158684B (nl) |