JPH0457934U - - Google Patents

Info

Publication number
JPH0457934U
JPH0457934U JP10051290U JP10051290U JPH0457934U JP H0457934 U JPH0457934 U JP H0457934U JP 10051290 U JP10051290 U JP 10051290U JP 10051290 U JP10051290 U JP 10051290U JP H0457934 U JPH0457934 U JP H0457934U
Authority
JP
Japan
Prior art keywords
connection point
land terminal
relay
direct current
operates
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.)
Granted
Application number
JP10051290U
Other languages
Japanese (ja)
Other versions
JP2515884Y2 (en
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 filed Critical
Priority to JP10051290U priority Critical patent/JP2515884Y2/en
Publication of JPH0457934U publication Critical patent/JPH0457934U/ja
Application granted granted Critical
Publication of JP2515884Y2 publication Critical patent/JP2515884Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例のブロツク図、第２
図は従来例のブロツク図である。 １，２，３……陸上端局、４，５，６……給電
路、７〜９，１５，１６……リレー、１０〜１２
，１８，２０……メーク接点、１３……海水アー
ス電極、１４，２１……海中分岐装置、１７，１
９……ブレーク接点。 Fig. 1 is a block diagram of an embodiment of the present invention;
The figure is a block diagram of a conventional example. 1, 2, 3... Land terminal station, 4, 5, 6... Power supply line, 7-9, 15, 16... Relay, 10-12
, 18, 20... Make contact, 13... Seawater earth electrode, 14, 21... Undersea branching device, 17, 1
9...Break contact.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ３地点にそれぞれ設けられている陸上端局間に
海底ケーブルを介して接続されて前記陸上端局間
の相互通信を可能とし且つ前記海底ケーブル内に
配置された給電路を通じて前記陸上端局から直流
電流が供給される海中分岐装置において、前記各
給電路が１点に接続された接続点と、前記接続点
と第１の陸上端局間に直流電流が流された時に動
作する第１のリレーと、前記接続点と第２の陸上
端局間に直流電流が流された時に動作する第２の
リレーと、前記接続点と第３の陸上端局間に直流
電流が流された時に動作する第３のリレーと、海
水アース電極と、前記海水アース電極と前記接続
点との間に前記第１、第２および第３のリレーの
各々のメーク接点が並列に接続された接点回路と
を有する事を特徴とする海中分岐装置。 The land terminal stations provided at each of the three locations are connected via submarine cables to enable mutual communication between the land terminal stations, and direct current is supplied from the land terminal stations through a power supply line arranged within the submarine cable. In an underwater branching device to which current is supplied, a connection point where each of the power supply lines is connected to one point, and a first relay that operates when a direct current is passed between the connection point and a first land terminal station. and a second relay that operates when a direct current is passed between the connection point and a second land terminal station, and a second relay that operates when a direct current is passed between the connection point and a third land terminal station. a third relay, a seawater ground electrode, and a contact circuit in which make contacts of the first, second, and third relays are connected in parallel between the seawater ground electrode and the connection point. Undersea branching device characterized by:
JP10051290U 1990-09-26 1990-09-26 Underwater branching device Expired - Lifetime JP2515884Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10051290U JP2515884Y2 (en) 1990-09-26 1990-09-26 Underwater branching device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10051290U JP2515884Y2 (en) 1990-09-26 1990-09-26 Underwater branching device

Publications (2)

Publication Number Publication Date
JPH0457934U true JPH0457934U (en) 1992-05-19
JP2515884Y2 JP2515884Y2 (en) 1996-10-30

Family

ID=31843233

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10051290U Expired - Lifetime JP2515884Y2 (en) 1990-09-26 1990-09-26 Underwater branching device

Country Status (1)

Country Link
JP (1) JP2515884Y2 (en)

Also Published As

Publication number Publication date
JP2515884Y2 (en) 1996-10-30

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