JPH0218628B2 - - Google Patents

Info

Publication number
JPH0218628B2
JPH0218628B2 JP16222681A JP16222681A JPH0218628B2 JP H0218628 B2 JPH0218628 B2 JP H0218628B2 JP 16222681 A JP16222681 A JP 16222681A JP 16222681 A JP16222681 A JP 16222681A JP H0218628 B2 JPH0218628 B2 JP H0218628B2
Authority
JP
Japan
Prior art keywords
voltage
communication lines
current
pair
communication
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 - Lifetime
Application number
JP16222681A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5863260A (ja
Inventor
Yasuyuki Suzuki
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.)
TAKACHIHO TSUSHIN KIKI SEISAKUSHO KK
Original Assignee
TAKACHIHO TSUSHIN KIKI SEISAKUSHO KK
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 TAKACHIHO TSUSHIN KIKI SEISAKUSHO KK filed Critical TAKACHIHO TSUSHIN KIKI SEISAKUSHO KK
Priority to JP56162226A priority Critical patent/JPS5863260A/ja
Publication of JPS5863260A publication Critical patent/JPS5863260A/ja
Publication of JPH0218628B2 publication Critical patent/JPH0218628B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
    • H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
    • H04M3/30—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
JP56162226A 1981-10-12 1981-10-12 通信施設における障害検出装置 Granted JPS5863260A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56162226A JPS5863260A (ja) 1981-10-12 1981-10-12 通信施設における障害検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56162226A JPS5863260A (ja) 1981-10-12 1981-10-12 通信施設における障害検出装置

Publications (2)

Publication Number Publication Date
JPS5863260A JPS5863260A (ja) 1983-04-15
JPH0218628B2 true JPH0218628B2 (zh) 1990-04-26

Family

ID=15750361

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56162226A Granted JPS5863260A (ja) 1981-10-12 1981-10-12 通信施設における障害検出装置

Country Status (1)

Country Link
JP (1) JPS5863260A (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01190130A (ja) * 1988-01-26 1989-07-31 Matsushita Electric Works Ltd ブースタ電源回路

Also Published As

Publication number Publication date
JPS5863260A (ja) 1983-04-15

Similar Documents

Publication Publication Date Title
AU2011200306B2 (en) Power supply monitoring system
US20100085670A1 (en) Photovoltaic module monitoring system
CN101903782B (zh) 用于检测在电网的中性回路线中的故障的方法和设备
US20030141875A1 (en) Method and apparatus for testing cables
US4415779A (en) Methods of and apparatus for testing telephone subscriber loop to locate a fault relative to a reference point
US20120235825A1 (en) Method and apparatus for detecting a fault in an active line, neutral return line or earth return path of an electrical network
JPH055425B2 (zh)
CN101178426A (zh) 一种短路检测装置与方法
US4054759A (en) Subscriber loop verification device and method
US6011680A (en) Connector, in particular a plug-in connector for TT and TN networks
US4551671A (en) Terminal disconnect and media wire fault detect mechanism
CN111579934A (zh) 一种基站外电网电气安全监控的实现方法及装置、基站
CN1042683C (zh) 对地泄漏单元
US4550223A (en) Test device, and method for locating faults in a two-lead line
GB2167618A (en) Electric protective circuit
US7251754B2 (en) Fault management system for a communications network
EP0901264B1 (en) Telecommunications line termination test
JPH0218628B2 (zh)
CN105203146A (zh) 传感器互连装置、传感器检测系统和方法
CN111585265B (zh) 一种二次设备试验电源安全启动保护装置及应用
JPS5944161A (ja) 回線分離器
EP1730940B1 (en) Electrical wire joint fault detection
JP2001298850A (ja) 太陽光発電パネルの地絡検出装置
KR100275441B1 (ko) 가입자선로 심선 대조 시험용 자동 루프 회로
JPH0748782B2 (ja) 網制御装置の入力回路