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 center

Info

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
Application number
TW86214534U
Other languages
Chinese (zh)
Inventor
Osamu Hasegawa
Masahiro Ishikawa
Kazuaki Koyama
Morio Machida
Yasuhiko Okubo
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP4326086A external-priority patent/JP2822820B2/en
Priority claimed from JP4314947A external-priority patent/JPH06163291A/en
Priority claimed from JP3484193A external-priority patent/JP2853949B2/en
Priority claimed from JP5242815A external-priority patent/JPH07106158A/en
Priority claimed from JP6044109A external-priority patent/JPH07253443A/en
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of TW420423U publication Critical patent/TW420423U/en

Links

TW86214534U 1992-11-10 1994-07-12 Transformer, zero-phase current transformer, and frequency measuring circuit applied to control center TW420423U (en)

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)

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