DE3679488D1 - UNDER LOAD SWITCHABLE STEP TRANSFORMER. - Google Patents
UNDER LOAD SWITCHABLE STEP TRANSFORMER.Info
- Publication number
- DE3679488D1 DE3679488D1 DE8686111362T DE3679488T DE3679488D1 DE 3679488 D1 DE3679488 D1 DE 3679488D1 DE 8686111362 T DE8686111362 T DE 8686111362T DE 3679488 T DE3679488 T DE 3679488T DE 3679488 D1 DE3679488 D1 DE 3679488D1
- Authority
- DE
- Germany
- Prior art keywords
- under load
- step transformer
- load switchable
- switchable step
- movable contact
- Prior art date
- 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.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
- H01F29/04—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings having provision for tap-changing without interrupting the load current
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Electrical Variables (AREA)
- Protection Of Transformers (AREA)
- Emergency Protection Circuit Devices (AREA)
- Keying Circuit Devices (AREA)
Abstract
An on-load tap changing trnsformer having a preselecting switch which connects taps No.1, No.2, No.3, ... No.N to corresponding fixed contacts No.1, No.2, No.3, ... No.N during a standard connecting operation of a movable contact and connects additional taps No.N+1, No.N+2, No.N+3, .... No.N+M to corresponding fixed contacts during an additional connecting operation of a movable contact.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60183030A JPS6245011A (en) | 1985-08-22 | 1985-08-22 | On-load tap changing transformer |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3679488D1 true DE3679488D1 (en) | 1991-07-04 |
Family
ID=16128507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686111362T Expired - Fee Related DE3679488D1 (en) | 1985-08-22 | 1986-08-18 | UNDER LOAD SWITCHABLE STEP TRANSFORMER. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0216125B1 (en) |
JP (1) | JPS6245011A (en) |
AT (1) | ATE64037T1 (en) |
DE (1) | DE3679488D1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0741351B2 (en) * | 1989-08-21 | 1995-05-10 | 豊田合成株式会社 | Punch for forging |
RU2345437C2 (en) * | 2004-06-30 | 2009-01-27 | Абб Рисерч Лтд. | Shunt resistance circuit breaker, method of circuit breaker control and use of circuit breaker |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE902656C (en) * | 1943-12-12 | 1954-01-25 | Koch & Sterzel Ag | Control device for step transformers |
US3535617A (en) * | 1968-02-02 | 1970-10-20 | Lincoln Electric Co | Power source including alternating current transformer having output voltage adjustable in small increments |
JPS5612716A (en) * | 1979-07-12 | 1981-02-07 | Fuji Electric Co Ltd | Transformer with tap changing means at loading |
JPS5935409A (en) * | 1982-08-23 | 1984-02-27 | Meidensha Electric Mfg Co Ltd | On-load tap changing transformer |
-
1985
- 1985-08-22 JP JP60183030A patent/JPS6245011A/en active Granted
-
1986
- 1986-08-18 DE DE8686111362T patent/DE3679488D1/en not_active Expired - Fee Related
- 1986-08-18 EP EP86111362A patent/EP0216125B1/en not_active Expired - Lifetime
- 1986-08-18 AT AT86111362T patent/ATE64037T1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPH058845B2 (en) | 1993-02-03 |
EP0216125B1 (en) | 1991-05-29 |
EP0216125A1 (en) | 1987-04-01 |
JPS6245011A (en) | 1987-02-27 |
ATE64037T1 (en) | 1991-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |