NO133459B - - Google Patents
Download PDFInfo
- Publication number
- NO133459B NO133459B NO741614A NO741614A NO133459B NO 133459 B NO133459 B NO 133459B NO 741614 A NO741614 A NO 741614A NO 741614 A NO741614 A NO 741614A NO 133459 B NO133459 B NO 133459B
- Authority
- NO
- Norway
- Prior art keywords
- current
- voltage
- relay
- transistor
- phase
- Prior art date
Links
- 230000000694 effects Effects 0.000 claims description 4
- 230000035945 sensitivity Effects 0.000 claims description 4
- 230000003321 amplification Effects 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000004065 semiconductor Substances 0.000 claims 1
- 230000010363 phase shift Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000005520 electrodynamics Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Landscapes
- Measurement Of Current Or Voltage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7306727A SE372787B (en:Method) | 1973-05-11 | 1973-05-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO133459B true NO133459B (en:Method) | 1976-01-26 |
| NO133459C NO133459C (en:Method) | 1976-05-05 |
Family
ID=20317450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO741614A NO133459C (en:Method) | 1973-05-11 | 1974-05-06 |
Country Status (1)
| Country | Link |
|---|---|
| NO (1) | NO133459C (en:Method) |
-
1974
- 1974-05-06 NO NO741614A patent/NO133459C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO133459C (en:Method) | 1976-05-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4899246A (en) | Solid-state trip device comprising a zero sequence current detection circuit | |
| US3192442A (en) | Electrical protective relay systems | |
| JPH049015B2 (en:Method) | ||
| US3532935A (en) | Static network protective relay | |
| NO133459B (en:Method) | ||
| US2684460A (en) | Direct current electric transmission system | |
| US4067053A (en) | Active symmetrical component sequence filter | |
| US3312865A (en) | Static reactance relay | |
| US2381375A (en) | Protective apparatus | |
| US1963193A (en) | Protective relay | |
| US1526027A (en) | Phase-selecting relay | |
| US2234746A (en) | Electric circuit | |
| US1535587A (en) | Electrical measuring instrument | |
| US1963195A (en) | Symmetrical component system | |
| US3090006A (en) | Inphase load current measuring apparatus | |
| CN205038309U (zh) | 一种配合晶闸管选相控制器使用的负载电路 | |
| US3401307A (en) | Electrical protective relay arrangement | |
| US2000767A (en) | Phase sequence apparatus | |
| US2345440A (en) | Protective system | |
| US2864037A (en) | Fault detector for polyphase circuits | |
| US1806392A (en) | Polyphase electrical instrument | |
| US1557038A (en) | Power-factor meter | |
| NO145178B (no) | Overstroemrele for flerfasede nett. | |
| SU1072171A1 (ru) | Устройство дл защиты от однофазного замыкани на землю в трехфазной сети с изолированной нейтралью | |
| US2973463A (en) | Three-compensator three-phase relays |