JPS5852796U - lamp test circuit - Google Patents
lamp test circuitInfo
- Publication number
- JPS5852796U JPS5852796U JP14043681U JP14043681U JPS5852796U JP S5852796 U JPS5852796 U JP S5852796U JP 14043681 U JP14043681 U JP 14043681U JP 14043681 U JP14043681 U JP 14043681U JP S5852796 U JPS5852796 U JP S5852796U
- Authority
- JP
- Japan
- Prior art keywords
- test circuit
- lamp test
- diode
- lamp
- circuit
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来技術のダイオード利用による回路図、第２
図は本考案の回路図、第３図は挿入抵抗値を定めるため
の光束と電圧との関係図である。
１・・・直流電源の中相、２・・・直流電源の一相、３
゜１０・・・接点、４，７・・・接点の動作状態を表示
するランプ、５・・・ランプテスト用押釦スイッチ、６
゜１１・・・ダイオード、８・・・廻り込み電流路、９
・・・ランプテスト母線、１２．１３・・・抵抗器。Figure 1 is a circuit diagram using a conventional diode;
The figure is a circuit diagram of the present invention, and FIG. 3 is a diagram showing the relationship between luminous flux and voltage for determining the insertion resistance value. 1... Middle phase of DC power supply, 2... One phase of DC power supply, 3
゜10... Contact, 4, 7... Lamp that displays the operating status of the contact, 5... Push button switch for lamp test, 6
゜11...Diode, 8...Surrounding current path, 9
...Lamp test busbar, 12.13...Resistor.
Claims (1)
おいて、ダイオードを使用したランプテスト回路のダイ
オードと直列に抵抗を付加したこ゛ とを特徴とする
ランプテスト回路。A lamp test circuit, in an alarm and display circuit using a light bulb operated by a DC power source, characterized in that a resistor is added in series with the diode of the lamp test circuit using a diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14043681U JPS5852796U (en) | 1981-09-24 | 1981-09-24 | lamp test circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14043681U JPS5852796U (en) | 1981-09-24 | 1981-09-24 | lamp test circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5852796U true JPS5852796U (en) | 1983-04-09 |
Family
ID=29933597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14043681U Pending JPS5852796U (en) | 1981-09-24 | 1981-09-24 | lamp test circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5852796U (en) |
-
1981
- 1981-09-24 JP JP14043681U patent/JPS5852796U/en active Pending
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