BE411654A - - Google Patents
Info
- Publication number
- BE411654A BE411654A BE411654DA BE411654A BE 411654 A BE411654 A BE 411654A BE 411654D A BE411654D A BE 411654DA BE 411654 A BE411654 A BE 411654A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
-
- 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
- H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/28—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus
- H02H3/30—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus using pilot wires or other signalling channel
- H02H3/305—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus using pilot wires or other signalling channel involving current comparison
-
- 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
- H02H3/40—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 ratio of voltage and current
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measurement Of Radiation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR46372T | 1935-07-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE411654A true BE411654A (US06262066-20010717-C00315.png) |
Family
ID=8682001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE411654D BE411654A (US06262066-20010717-C00315.png) | 1935-07-08 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE411654A (US06262066-20010717-C00315.png) |
| FR (3) | FR779592A (US06262066-20010717-C00315.png) |
| GB (1) | GB453248A (US06262066-20010717-C00315.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1040622A (en) * | 1962-04-07 | 1966-09-01 | Tateiski Denki Kabushikikaisha | Relay actuating means |
| CN104134601B (zh) * | 2014-07-23 | 2017-02-08 | 西安交通大学 | 一种用于高压快速响应测量的阴极射线管及其测量方法 |
-
0
- BE BE411654D patent/BE411654A/xx unknown
-
1934
- 1934-10-12 FR FR779592D patent/FR779592A/fr not_active Expired
-
1935
- 1935-05-21 FR FR46255D patent/FR46255E/fr not_active Expired
- 1935-07-08 FR FR46372D patent/FR46372E/fr not_active Expired
- 1935-10-14 GB GB28357/35A patent/GB453248A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR779592A (fr) | 1935-04-09 |
| FR46255E (fr) | 1936-04-08 |
| FR46372E (fr) | 1936-06-02 |
| GB453248A (en) | 1936-09-08 |
