JPH01131233U - - Google Patents
Info
- Publication number
- JPH01131233U JPH01131233U JP2859388U JP2859388U JPH01131233U JP H01131233 U JPH01131233 U JP H01131233U JP 2859388 U JP2859388 U JP 2859388U JP 2859388 U JP2859388 U JP 2859388U JP H01131233 U JPH01131233 U JP H01131233U
- Authority
- JP
- Japan
- Prior art keywords
- time
- limited
- current
- circuit
- input
- 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
- 230000003068 static effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Emergency Protection Circuit Devices (AREA)
Description
図は本考案の一実施例を示す内部結線図である
。
６……最大値検出回路、７……限時電流整定回
路、１０……発音器、ｘ……しや断リレー。
The figure is an internal wiring diagram showing an embodiment of the present invention. 6...Maximum value detection circuit, 7...Time-limited current setting circuit, 10...Sound generator, x...Shrink relay.
Claims (1)
整定する限時電流整定回路に入力し、その出力を
超反限時特性回路に入力して負荷電流が設定レベ
ル値以上に達したとき一定の時限後にしや断器用
リレーを動作させるようにしたものにおいて、前
記限時電流整定回路の出力回路に発音器を設け動
作開始時に音を発するようにしたことを特徴とし
た静止形過電流継電器。 A current proportional to the load current is detected and input to a time-limited current setting circuit that sets a time-limited current.The output is input to a super-reverse time-limited characteristic circuit.When the load current reaches a set level value or more, after a certain time period. 1. A static overcurrent relay for operating a breaker relay, characterized in that a sound generator is provided in the output circuit of the time-limited current setting circuit to emit a sound at the start of operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2859388U JPH01131233U (en) | 1988-03-03 | 1988-03-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2859388U JPH01131233U (en) | 1988-03-03 | 1988-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01131233U true JPH01131233U (en) | 1989-09-06 |
Family
ID=31252090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2859388U Pending JPH01131233U (en) | 1988-03-03 | 1988-03-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01131233U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5122727B1 (en) * | 1971-06-15 | 1976-07-12 |
-
1988
- 1988-03-03 JP JP2859388U patent/JPH01131233U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5122727B1 (en) * | 1971-06-15 | 1976-07-12 |