JPS6212733B2 - - Google Patents

Info

Publication number
JPS6212733B2
JPS6212733B2 JP15741878A JP15741878A JPS6212733B2 JP S6212733 B2 JPS6212733 B2 JP S6212733B2 JP 15741878 A JP15741878 A JP 15741878A JP 15741878 A JP15741878 A JP 15741878A JP S6212733 B2 JPS6212733 B2 JP S6212733B2
Authority
JP
Japan
Prior art keywords
line
ground
power receiving
arrester
circuit
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
Application number
JP15741878A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5586329A (en
Inventor
Shinji Okuhara
Michio Tokunaga
Juji Endo
Masae Oogoshi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
NTT Inc
Original Assignee
Hitachi Ltd
Nippon Telegraph and Telephone 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
Application filed by Hitachi Ltd, Nippon Telegraph and Telephone Corp filed Critical Hitachi Ltd
Priority to JP15741878A priority Critical patent/JPS5586329A/ja
Publication of JPS5586329A publication Critical patent/JPS5586329A/ja
Publication of JPS6212733B2 publication Critical patent/JPS6212733B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP15741878A 1978-12-22 1978-12-22 Arrester circuit Granted JPS5586329A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15741878A JPS5586329A (en) 1978-12-22 1978-12-22 Arrester circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15741878A JPS5586329A (en) 1978-12-22 1978-12-22 Arrester circuit

Publications (2)

Publication Number Publication Date
JPS5586329A JPS5586329A (en) 1980-06-30
JPS6212733B2 true JPS6212733B2 (cg-RX-API-DMAC7.html) 1987-03-20

Family

ID=15649192

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15741878A Granted JPS5586329A (en) 1978-12-22 1978-12-22 Arrester circuit

Country Status (1)

Country Link
JP (1) JPS5586329A (cg-RX-API-DMAC7.html)

Also Published As

Publication number Publication date
JPS5586329A (en) 1980-06-30

Similar Documents

Publication Publication Date Title
IE55525B1 (en) A heat protection device for overvoltage arrester magazines
JPS5928836A (ja) 縦サ−ジ防護用筐体接地回路
JPS6118379B2 (cg-RX-API-DMAC7.html)
US4459435A (en) Telephone privacy apparatus
US5631797A (en) Overvoltage protector
EP0425675B1 (en) Ground fault detecting circuit for subscriber lines
JPS6212733B2 (cg-RX-API-DMAC7.html)
JPS6253981B2 (cg-RX-API-DMAC7.html)
US4262172A (en) Ring-trip detector
JPH0145812B2 (cg-RX-API-DMAC7.html)
JP2002101505A (ja) 配電盤
US3689700A (en) Subscriber loop extension unit
JPH0821996B2 (ja) ライン・インタフェース回路
JPH02501525A (ja) 被呼加入者に対する呼出信号の接続及び切離装置
JPH0121688B2 (cg-RX-API-DMAC7.html)
JP2000013984A (ja) 通信機器用雷防護回路
JP2876425B2 (ja) 電話回線の網制御装置
JP2832715B2 (ja) 保安器
JP2654172B2 (ja) 雷防護回路
JPS6345807Y2 (cg-RX-API-DMAC7.html)
JPS6135117A (ja) 異常電圧保護回路
JPS6311785Y2 (cg-RX-API-DMAC7.html)
JPS62241493A (ja) ル−プ検出回路
JP2609655B2 (ja) サージ吸収機能付電話機
JPS6316283Y2 (cg-RX-API-DMAC7.html)