TW420423U - Transformer, zero-phase current transformer, and frequency measuring circuit applied to control center - Google Patents
Transformer, zero-phase current transformer, and frequency measuring circuit applied to control centerInfo
- Publication number
- TW420423U TW420423U TW86214534U TW86214534U TW420423U TW 420423 U TW420423 U TW 420423U TW 86214534 U TW86214534 U TW 86214534U TW 86214534 U TW86214534 U TW 86214534U TW 420423 U TW420423 U TW 420423U
- Authority
- TW
- Taiwan
- Prior art keywords
- transformer
- zero
- control center
- phase current
- measuring circuit
- Prior art date
Links
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4326086A JP2822820B2 (en) | 1992-11-10 | 1992-11-10 | Control center unit |
JP4314947A JPH06163291A (en) | 1992-11-25 | 1992-11-25 | Zero phase current transformer |
JP3484193A JP2853949B2 (en) | 1993-01-28 | 1993-01-28 | Plug-in connection device |
JP5242815A JPH07106158A (en) | 1993-09-29 | 1993-09-29 | Transformer |
JP6044109A JPH07253443A (en) | 1994-03-15 | 1994-03-15 | Frequency measuring circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
TW420423U true TW420423U (en) | 2001-01-21 |
Family
ID=27521642
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW086200828U TW346276U (en) | 1992-11-10 | 1994-07-12 | Controlling unit and insertion unit used for control center |
TW86214534U TW420423U (en) | 1992-11-10 | 1994-07-12 | Transformer, zero-phase current transformer, and frequency measuring circuit applied to control center |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW086200828U TW346276U (en) | 1992-11-10 | 1994-07-12 | Controlling unit and insertion unit used for control center |
Country Status (1)
Country | Link |
---|---|
TW (2) | TW346276U (en) |
-
1994
- 1994-07-12 TW TW086200828U patent/TW346276U/en unknown
- 1994-07-12 TW TW86214534U patent/TW420423U/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TW346276U (en) | 1998-11-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GD4K | Issue of patent certificate for granted utility model filed before june 30, 2004 | ||
MK4K | Expiration of patent term of a granted utility model |