JPH02112057U - - Google Patents
Info
- Publication number
- JPH02112057U JPH02112057U JP2170689U JP2170689U JPH02112057U JP H02112057 U JPH02112057 U JP H02112057U JP 2170689 U JP2170689 U JP 2170689U JP 2170689 U JP2170689 U JP 2170689U JP H02112057 U JPH02112057 U JP H02112057U
- Authority
- JP
- Japan
- Prior art keywords
- time division
- fuse
- division switch
- subscriber terminal
- subscriber
- 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.)
- Pending
Links
- 230000001681 protective effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は、本考案に係るヒユーズ付加入者回路
を含むデジタル交換機の一実施例の回路図である
。
１…通話線、２…ヒユーズ、３…加入者回路、
４…ＢＲＳＨＣＴ回路、５…時分割スイツチ、６
…加入者端末。
FIG. 1 is a circuit diagram of an embodiment of a digital exchange including a fuse-added incoming circuit according to the present invention. 1...Talking line, 2...Fuse, 3...Subscriber circuit,
4...BRSHCT circuit, 5...Time division switch, 6
...Subscriber terminal.
Claims (1)
たデジタル交換器の加入者回路において、 前記加入者端末と前記時分割スイツチとの間の
通話線に外来交流電流保護用のヒユーズを備えた
ことを特徴とするヒユーズ付加入者回路。[Scope of Claim for Utility Model Registration] In a subscriber circuit of a digital exchange installed between a subscriber terminal and a time division switch, an external alternating current is applied to a communication line between the subscriber terminal and the time division switch. A fuse-added entry circuit characterized by being equipped with a protective fuse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2170689U JPH02112057U (en) | 1989-02-27 | 1989-02-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2170689U JPH02112057U (en) | 1989-02-27 | 1989-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02112057U true JPH02112057U (en) | 1990-09-07 |
Family
ID=31239175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2170689U Pending JPH02112057U (en) | 1989-02-27 | 1989-02-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02112057U (en) |
-
1989
- 1989-02-27 JP JP2170689U patent/JPH02112057U/ja active Pending
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