JPS63923B2 - - Google Patents
Info
- Publication number
- JPS63923B2 JPS63923B2 JP17273879A JP17273879A JPS63923B2 JP S63923 B2 JPS63923 B2 JP S63923B2 JP 17273879 A JP17273879 A JP 17273879A JP 17273879 A JP17273879 A JP 17273879A JP S63923 B2 JPS63923 B2 JP S63923B2
- Authority
- JP
- Japan
- Prior art keywords
- tap
- contacts
- contact
- selector
- fixed
- 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
Links
- 230000002093 peripheral effect Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000001816 cooling Methods 0.000 description 11
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 239000003507 refrigerant Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 238000005086 pumping Methods 0.000 description 4
- 239000002826 coolant Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910018503 SF6 Inorganic materials 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 1
- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/0005—Tap change devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/62—Heating or cooling of contacts
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17273879A JPS5696817A (en) | 1979-12-29 | 1979-12-29 | On-load tap changer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17273879A JPS5696817A (en) | 1979-12-29 | 1979-12-29 | On-load tap changer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5696817A JPS5696817A (en) | 1981-08-05 |
| JPS63923B2 true JPS63923B2 (en, 2012) | 1988-01-09 |
Family
ID=15947393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17273879A Granted JPS5696817A (en) | 1979-12-29 | 1979-12-29 | On-load tap changer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5696817A (en, 2012) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63191105U (en, 2012) * | 1987-05-29 | 1988-12-09 |
-
1979
- 1979-12-29 JP JP17273879A patent/JPS5696817A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63191105U (en, 2012) * | 1987-05-29 | 1988-12-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5696817A (en) | 1981-08-05 |
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