JPS6427778U - - Google Patents
Info
- Publication number
- JPS6427778U JPS6427778U JP12250087U JP12250087U JPS6427778U JP S6427778 U JPS6427778 U JP S6427778U JP 12250087 U JP12250087 U JP 12250087U JP 12250087 U JP12250087 U JP 12250087U JP S6427778 U JPS6427778 U JP S6427778U
- Authority
- JP
- Japan
- Prior art keywords
- energization
- load
- switch
- current detection
- detection means
- 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
- 238000012806 monitoring device Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Audible And Visible Signals (AREA)
- Emergency Alarm Devices (AREA)
Description
第１図は本考案に係る通電監視装置の実施例を
示す回路図、第２図は従来の通電回路を示す図で
ある。
ＡＣ……交流電源、ＲＬ……負荷、ｌ，ｌ１，
ｌ２……通電線、ＳＷ１……第１のスイツチ、Ｓ
Ｗ２……第２のスイツチ、Ｔ……電流トランス、
Ｔｃ……コア、Ｌ……２次側巻線、３……増幅回
路、４……整流回路、５……コンパレータ、６…
…表示回路、Ａ……中央監視装置。
FIG. 1 is a circuit diagram showing an embodiment of the energization monitoring device according to the present invention, and FIG. 2 is a diagram showing a conventional energization circuit. AC...alternating current power supply, RL...load, l, l1 ,
l 2 ... Current-carrying wire, SW 1 ... First switch, S
W 2 ... second switch, T ... current transformer,
Tc... Core, L... Secondary winding, 3... Amplifier circuit, 4... Rectifier circuit, 5... Comparator, 6...
...Display circuit, A...Central monitoring device.
Claims (1)
の近傍に設けられ前記負荷の通電及び非通電を切
換える第１のスイツチと、前記負荷に対して遠隔
位置に設けられ前記第１のスイツチとは独立して
前記負荷の通電及び非通電を切換える第２のスイ
ツチと、前記通電線に流れる電流を検出する電流
検出手段と、前記第２のスイツチの近傍に設けら
れ前記電流検出手段よりの検出出力によつて駆動
される表示手段とを備え、 前記負荷の通電状態を前記表示手段により表示
するようにしたことを特徴とする通電監視装置。[Claims for Utility Model Registration] A load connected to a power source by an energized line, a first switch provided near the load for switching between energization and de-energization of the load, and a first switch provided at a remote location with respect to the load. a second switch that switches energization and de-energization of the load independently of the first switch; a current detection means that detects a current flowing through the energized line; and a current detection means provided near the second switch. An energization monitoring device comprising: a display means driven by a detection output from the current detection means, the display means displaying the energization state of the load.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12250087U JPS6427778U (en) | 1987-08-12 | 1987-08-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12250087U JPS6427778U (en) | 1987-08-12 | 1987-08-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6427778U true JPS6427778U (en) | 1989-02-17 |
Family
ID=31370492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12250087U Pending JPS6427778U (en) | 1987-08-12 | 1987-08-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6427778U (en) |
-
1987
- 1987-08-12 JP JP12250087U patent/JPS6427778U/ja active Pending