JPS4712519A - - Google Patents
Info
- Publication number
- JPS4712519A JPS4712519A JP10092671A JP10092671A JPS4712519A JP S4712519 A JPS4712519 A JP S4712519A JP 10092671 A JP10092671 A JP 10092671A JP 10092671 A JP10092671 A JP 10092671A JP S4712519 A JPS4712519 A JP S4712519A
- Authority
- JP
- Japan
- 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.)
- Granted
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
- H02H3/50—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 the appearance of abnormal wave forms, e.g. AC in DC installations
- H02H3/52—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 the appearance of abnormal wave forms, e.g. AC in DC installations responsive to the appearance of harmonics
-
- 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
- H02H3/286—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 involving comparison of similar homopolar quantities
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Protection Of Generators And Motors (AREA)
- Protection Of Transformers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702061586 DE2061586A1 (de) | 1970-12-15 | 1970-12-15 | Erdschlußschutzeinrichtung für in Stern geschaltete Wicklungen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4712519A true JPS4712519A (en:Method) | 1972-06-24 |
| JPS5758851B2 JPS5758851B2 (en:Method) | 1982-12-11 |
Family
ID=5790975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP46100926A Expired JPS5758851B2 (en:Method) | 1970-12-15 | 1971-12-13 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS5758851B2 (en:Method) |
| DE (1) | DE2061586A1 (en:Method) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5340277U (en:Method) * | 1976-09-11 | 1978-04-07 | ||
| JP2001294546A (ja) * | 2000-02-28 | 2001-10-23 | Takasago Internatl Corp | （１’Ｒ，２’Ｓ，５’Ｒ）３−ｌ−メントキシアルカン−１−オール冷感剤 |
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1970
- 1970-12-15 DE DE19702061586 patent/DE2061586A1/de active Pending
-
1971
- 1971-12-13 JP JP46100926A patent/JPS5758851B2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5340277U (en:Method) * | 1976-09-11 | 1978-04-07 | ||
| JP2001294546A (ja) * | 2000-02-28 | 2001-10-23 | Takasago Internatl Corp | （１’Ｒ，２’Ｓ，５’Ｒ）３−ｌ−メントキシアルカン−１−オール冷感剤 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2061586A1 (de) | 1972-07-06 |
| JPS5758851B2 (en:Method) | 1982-12-11 |