JPS632167U - - Google Patents
Info
- Publication number
- JPS632167U JPS632167U JP9564386U JP9564386U JPS632167U JP S632167 U JPS632167 U JP S632167U JP 9564386 U JP9564386 U JP 9564386U JP 9564386 U JP9564386 U JP 9564386U JP S632167 U JPS632167 U JP S632167U
- Authority
- JP
- Japan
- Prior art keywords
- socket
- normally closed
- jacks
- closed contact
- ammeter
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Transformers For Measuring Instruments (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Description
第１図ないし第４図はこの考案による変流器保
護装置付プラグイン電流計の一実施例を示す図で
、第１図ａ，ｂ，ｃは電流計の正面図、側面図お
よび背面図、第２図ａ，ｂ，ｃはソケツトの正面
図、側面図および背面図、第３図は結合状態の側
面図、第４図は取外した状態の側面図、第５図は
従来の計器用変流器を介して電流計を接続した分
電盤の一例を示す回路図である。
１０：電流計、１３ａ，１３ｂ：プラグ、１４
：絶縁ピン、２０：ソケツト、２３ａ，２３ｂ：
ジヤツク、２４：常閉接触子。
Figures 1 to 4 are views showing an embodiment of a plug-in ammeter with a current transformer protection device according to this invention, and Figures 1a, b, and c are front, side, and rear views of the ammeter. , Figures 2a, b, and c are front, side, and rear views of the socket, Figure 3 is a side view of the socket in the connected state, Figure 4 is a side view of the socket in the detached state, and Figure 5 is for conventional instruments. FIG. 2 is a circuit diagram showing an example of a distribution board to which an ammeter is connected via a current transformer. 10: Ammeter, 13a, 13b: Plug, 14
: Insulated pin, 20: Socket, 23a, 23b:
Jack, 24: Normally closed contact.
Claims (1)
ツクが並設されるとともに該ジヤツク間を短絡可
能な常閉接触子が設けられたソケツトと、該ソケ
ツトに差し込み可能となり前記ジヤツクのそれぞ
れと摺接するプラグおよび前記常閉接触子間に介
入して開離する絶縁ピンが設けられた電流計とを
備えてなることを特徴とする変流器保護装置付プ
ラグイン電流計。 a socket in which jacks connected to both terminals on the secondary side of an instrument current transformer are arranged side by side and provided with a normally closed contact that can short-circuit between the jacks; and a socket that can be inserted into the socket and each of the jacks 1. A plug-in ammeter with a current transformer protection device, comprising: a plug that comes into sliding contact with the normally closed contact; and an ammeter that is provided with an insulating pin that intervenes between the normally closed contact and separates it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9564386U JPS632167U (en) | 1986-06-23 | 1986-06-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9564386U JPS632167U (en) | 1986-06-23 | 1986-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS632167U true JPS632167U (en) | 1988-01-08 |
Family
ID=30960411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9564386U Pending JPS632167U (en) | 1986-06-23 | 1986-06-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS632167U (en) |
-
1986
- 1986-06-23 JP JP9564386U patent/JPS632167U/ja active Pending
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