JPH0121688B2 - - Google Patents

Info

Publication number
JPH0121688B2
JPH0121688B2 JP2772979A JP2772979A JPH0121688B2 JP H0121688 B2 JPH0121688 B2 JP H0121688B2 JP 2772979 A JP2772979 A JP 2772979A JP 2772979 A JP2772979 A JP 2772979A JP H0121688 B2 JPH0121688 B2 JP H0121688B2
Authority
JP
Japan
Prior art keywords
power receiving
line
arrester
remote
ground
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
JP2772979A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55120336A (en
Inventor
Shinji Okuhara
Michio Tokunaga
Akira Kikuchi
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
Nippon Telegraph and Telephone Corp
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 JP2772979A priority Critical patent/JPS55120336A/ja
Publication of JPS55120336A publication Critical patent/JPS55120336A/ja
Publication of JPH0121688B2 publication Critical patent/JPH0121688B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Devices For Supply Of Signal Current (AREA)
JP2772979A 1979-03-12 1979-03-12 Arrester circuit Granted JPS55120336A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2772979A JPS55120336A (en) 1979-03-12 1979-03-12 Arrester circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2772979A JPS55120336A (en) 1979-03-12 1979-03-12 Arrester circuit

Publications (2)

Publication Number Publication Date
JPS55120336A JPS55120336A (en) 1980-09-16
JPH0121688B2 true JPH0121688B2 (cs) 1989-04-21

Family

ID=12229101

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2772979A Granted JPS55120336A (en) 1979-03-12 1979-03-12 Arrester circuit

Country Status (1)

Country Link
JP (1) JPS55120336A (cs)

Also Published As

Publication number Publication date
JPS55120336A (en) 1980-09-16

Similar Documents

Publication Publication Date Title
JP3313726B2 (ja) アクティブ電話ラインインタフェース回路の保護
IE55525B1 (en) A heat protection device for overvoltage arrester magazines
JPH0833200A (ja) 電気通信設備の保護方法及びその方法を実行する保護回路
JPS5928836A (ja) 縦サ−ジ防護用筐体接地回路
JPS63501330A (ja) 電話加入者ル−プ過電圧保護回路
US5631797A (en) Overvoltage protector
US6606231B2 (en) Integrated telephony subscriber line protection and filter device
EP0425675B1 (en) Ground fault detecting circuit for subscriber lines
JPH0145812B2 (cs)
JPH0121688B2 (cs)
CN114097157A (zh) 用于保护多条直流或交流电源线的浪涌保护装置
JP2002101505A (ja) 配電盤
JP2002354662A (ja) 雷防護回路
JP2654172B2 (ja) 雷防護回路
US20050068709A1 (en) System for overvoltage protection
JPS6212733B2 (cs)
JP2549149B2 (ja) サージ保護回路
JPH0336207Y2 (cs)
JP3473819B2 (ja) 雷防護アダプタ
JP2832715B2 (ja) 保安器
JP2597186Y2 (ja) 通信線路用サージ保護装置
JPS6345807Y2 (cs)
US6160887A (en) Telephone loop-current regulator
JPS60144115A (ja) 共通線を用いた多回線保安回路
JPH0595623A (ja) サージ保護回路方式