NL6609693A - - Google Patents
Info
- Publication number
- NL6609693A NL6609693A NL6609693A NL6609693A NL6609693A NL 6609693 A NL6609693 A NL 6609693A NL 6609693 A NL6609693 A NL 6609693A NL 6609693 A NL6609693 A NL 6609693A NL 6609693 A NL6609693 A NL 6609693A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H11/00—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result
- H02H11/004—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of incorrect phase sequence; with switching for obtaining correct phase sequence
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- 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
- H02H3/20—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 voltage
- H02H3/207—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 voltage also responsive to under-voltage
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US471140A US3334273A (en) | 1965-07-12 | 1965-07-12 | Control device for poly-phase electrical system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6609693A true NL6609693A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1967-01-13 |
Family
ID=23870412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6609693A NL6609693A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1965-07-12 | 1966-07-11 |
Country Status (5)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3536956A (en) * | 1968-04-19 | 1970-10-27 | Frederick Max Stewart | Three-phase undervoltage protection circuit |
| GB2116790B (en) * | 1981-06-25 | 1985-06-19 | Rotork Controls | Valve actuators |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2312915A (en) * | 1939-09-15 | 1943-03-02 | Metals & Controls Corp | Protective circuit |
| US2724782A (en) * | 1953-04-15 | 1955-11-22 | Lockheed Aircraft Corp | Phase sequence correcting circuit |
| US3218485A (en) * | 1962-04-10 | 1965-11-16 | Kito Seisakusho Kk | Safety device for a small-size, electrically-driven winding and pulling apparatus or the like |
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1965
- 1965-07-12 US US471140A patent/US3334273A/en not_active Expired - Lifetime
-
1966
- 1966-06-23 GB GB28041/66A patent/GB1127827A/en not_active Expired
- 1966-07-11 ES ES0328984A patent/ES328984A1/es not_active Expired
- 1966-07-11 NL NL6609693A patent/NL6609693A/xx unknown
- 1966-07-12 DE DE19661563847 patent/DE1563847A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1563847A1 (de) | 1970-04-09 |
| ES328984A1 (es) | 1967-05-01 |
| GB1127827A (en) | 1968-09-18 |
| US3334273A (en) | 1967-08-01 |