JPH085659A - Test plug for insertion test terminal - Google Patents
Test plug for insertion test terminalInfo
- Publication number
- JPH085659A JPH085659A JP6134662A JP13466294A JPH085659A JP H085659 A JPH085659 A JP H085659A JP 6134662 A JP6134662 A JP 6134662A JP 13466294 A JP13466294 A JP 13466294A JP H085659 A JPH085659 A JP H085659A
- Authority
- JP
- Japan
- Prior art keywords
- contact
- test
- plug
- overcurrent relay
- terminal
- 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
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Measuring Leads Or Probes (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】この発明は、保護継電器盤等にお
ける過電流継電器、地絡過電流継電器等の動作試験を行
う挿入式試験端子の試験プラグに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a test plug of an insert type test terminal for performing an operation test of an overcurrent relay, a ground fault overcurrent relay, etc. in a protective relay board or the like.
【0002】[0002]
【従来の技術】従来、送配電用の電気設備に対する電気
的保護方式として、例えば、図6に示すような保護回路
がある。この保護回路は、母線50B,50W,50R
の各相に変流器51B,51W,51Rが設けられると
ともに、その一端側が中性点Nに接続されるとともに、
他端側がそれぞれ過電流継電器53B,53W,53R
に接続されており、各過電流継電器53B,53W,5
3Rと中性点Nとの間には地絡過電流継電器55が設け
られ、例えば、地絡過電流継電器55よりの信号に基づ
いて、母線50B,50W,50Rと変圧器57との間
に設けられた遮断器59を遮断制御するように構成され
ていた。なお、以下では、変流器51B,51W,51
Rのそれぞれの相をB,W,R相といい、中性点Nにつ
ながる相をN相という。2. Description of the Related Art Conventionally, for example, there is a protection circuit as shown in FIG. 6 as an electrical protection system for electric equipment for power transmission and distribution. This protection circuit consists of bus bars 50B, 50W, 50R.
Current transformers 51B, 51W, 51R are provided for each phase of, and one end side thereof is connected to the neutral point N, and
The other ends are overcurrent relays 53B, 53W, 53R, respectively.
Connected to each overcurrent relay 53B, 53W, 5
A ground fault overcurrent relay 55 is provided between the 3R and the neutral point N. For example, based on a signal from the ground fault overcurrent relay 55, it is provided between the busbars 50B, 50W, 50R and the transformer 57. The circuit breaker 59 is configured to control the circuit break. In the following, the current transformers 51B, 51W, 51
Each phase of R is called B, W, R phase, and the phase connected to the neutral point N is called N phase.
【0003】このような保護回路においては、過電流継
電器53B,53W,53R、地絡過電流継電器55と
各変流器51B,51W,51Rの間に試験端子本体5
を配設し、試験プラグ30に計器,電流発生器等を備え
た試験装置60を接続した後、これを試験端子本体5に
挿入して、母線50B,50W,50Rを活線状態のま
ま、上記各継電器の試験が行われていた。In such a protection circuit, the test terminal body 5 is provided between the overcurrent relay 53B, 53W, 53R, the ground fault overcurrent relay 55 and each of the current transformers 51B, 51W, 51R.
After connecting the test device 60 equipped with an instrument, a current generator, etc. to the test plug 30, this is inserted into the test terminal body 5, and the busbars 50B, 50W, 50R are kept in a live state. The above relays were tested.
【0004】ここで試験端子本体5の概要を図7に基づ
いて説明する。図7は試験端子本体5の縦断面図を示
し、プラグ挿入口7を有する箱体6内には、4個の接点
装置10が上記B,W,R相およびN相の各相に対応し
て並設されている。An outline of the test terminal body 5 will be described with reference to FIG. FIG. 7 is a vertical cross-sectional view of the test terminal main body 5. In the box body 6 having the plug insertion port 7, four contact devices 10 correspond to each of the B, W, R and N phases. Are installed side by side.
【0005】この接点装置10は、副接触部12,2
2、主接触部13,23、接点14,24をそれぞれ有
する上下1対の可動接触板11,21、および支持導体
15,25を主体とし、それぞれ端子17,27に接続
されて構成されている。なお、符号16,26は中継接
点であり、18は圧縮コイル状のばねである。そして端
子17は、例えば、変流器51Bに接続され、端子27
は過電流継電器53Bに接続されて保護回路に介装され
ている。This contact device 10 includes sub-contact parts 12 and 2.
2, main contact portions 13 and 23, a pair of upper and lower movable contact plates 11 and 21 each having contacts 14 and 24, and support conductors 15 and 25, which are connected to terminals 17 and 27, respectively. . Reference numerals 16 and 26 are relay contacts, and 18 is a compression coil spring. The terminal 17 is connected to, for example, the current transformer 51B, and the terminal 27
Is connected to the overcurrent relay 53B and is interposed in the protection circuit.
【0006】また、従来の試験プラグ30は、図8に示
すように、基体31から突出した絶縁板32に、各相に
対応するとともに、上下に相互に絶縁された各一対の接
触子35B,45B、35W,45W、35R,45
R、35N,45Nが並設されており、それらの基端部
は、同軸状に配設された4組の端子37,47にそれぞ
れ接続されている。Further, in the conventional test plug 30, as shown in FIG. 8, a pair of contacts 35B, which correspond to each phase and are vertically insulated from each other, are provided on the insulating plate 32 protruding from the base 31. 45B, 35W, 45W, 35R, 45
R, 35N, and 45N are arranged in parallel, and the base ends thereof are connected to four sets of terminals 37 and 47 arranged coaxially, respectively.
【0007】この試験プラグ30は、例えば、複数の短
絡片38により4個の端子37間が連結接続されるとと
もに、他の端子47には、試験装置60が接続されて保
護回路の試験に供されていた。試験端子本体5に試験プ
ラグ30が挿入されていない状態において、端子17と
端子27間は、支持導体15,中継接点16,接点2
4,可動接触板21,支持導体25、および支持導体2
5,中継接点26,接点14,可動接触板11,支持導
体15を介して閉路状態にあり、例えば、変流器51B
は、過電流継電器53Bおよび地絡過電流継電器55と
閉回路を形成している。In this test plug 30, for example, four terminals 37 are connected and connected by a plurality of short-circuit pieces 38, and a test device 60 is connected to the other terminals 47 and used for testing a protection circuit. It had been. In the state where the test plug 30 is not inserted in the test terminal body 5, the support conductor 15, the relay contact 16, and the contact 2 are provided between the terminals 17 and 27.
4, movable contact plate 21, support conductor 25, and support conductor 2
5, the relay contact 26, the contact 14, the movable contact plate 11, and the support conductor 15 are in a closed state, and for example, the current transformer 51B
Forms a closed circuit with the overcurrent relay 53B and the ground fault overcurrent relay 55.
【0008】過電流継電器53B,53W,53R、地
絡過電流継電器55の試験に際して、試験端子本体5に
試験プラグ30が挿入されると、各接点装置10の接点
14,24と中継接点26,16との間が開離される。
そして、例えば、変流器51B,過電流継電器53B間
の接続が遮断されるとともに、短絡片38により変流器
51B,51W,51Rの両端が短絡され、過電流継電
器53B,53W,53Rおよび地絡過電流継電器55
が試験装置60に接続される。When the test plug 30 is inserted into the test terminal body 5 in the test of the overcurrent relays 53B, 53W, 53R and the ground fault overcurrent relay 55, the contacts 14 and 24 and the relay contacts 26 and 16 of each contact device 10 are inserted. And are separated.
Then, for example, the connection between the current transformer 51B and the overcurrent relay 53B is cut off, and both ends of the current transformers 51B, 51W, 51R are short-circuited by the short-circuit piece 38, and the overcurrent relays 53B, 53W, 53R and the ground. Overcurrent relay 55
Are connected to the test apparatus 60.
【0009】[0009]
【発明が解決しようとする課題】しかし、このような従
来構成の挿入式試験端子の試験プラグにおいては、プラ
グ挿入時に次のような問題が生じる。However, in the test plug of the insertion type test terminal having such a conventional structure, the following problems occur when the plug is inserted.
【0010】すなわち、プラグ挿入開始時に、試験プラ
グ30がプラグ挿入軸に対し斜めに挿入されたとき、例
えば、接触子35Bが接触子35Nより遅れて接点装置
10の副接触部12に接触すると(両者の中間位置にあ
る接触子は、対応する副接触部に既に接触状態にあ
る)、図9に点線矢印で示すように、B,W,R相の電
流に不平衡が生じ、B相の電流が過電流継電器53Bを
経て地絡過電流継電器55を作動させる。従って、遮断
器59が駆動されて母線が遮断されるという問題が発生
する。That is, when the test plug 30 is inserted obliquely with respect to the plug insertion axis at the start of plug insertion, for example, the contact 35B comes into contact with the sub contact portion 12 of the contact device 10 later than the contact 35N ( The contact at the intermediate position between the two is already in contact with the corresponding sub-contact portion), and as shown by the dotted arrow in FIG. 9, an imbalance occurs in the B, W, and R phase currents, and the B phase The current passes through the overcurrent relay 53B to activate the ground fault overcurrent relay 55. Therefore, there is a problem that the circuit breaker 59 is driven and the bus bar is cut off.
【0011】これを避けるため、従来は地絡過電流継電
器55をリレーロックして、それによる遮断動作を停止
状態にしてから試験プラグ30の挿入が行われていた。
そのため、試験準備のために手間がかかり、さらに、こ
のような保護回路は、一般には、保護継電器盤に多数並
列状に装備されており、誤操作防止のために格別の注意
力を必要とするという問題があった。In order to avoid this, conventionally, the test plug 30 was inserted after the ground fault overcurrent relay 55 was relay-locked and the interruption operation by it was stopped.
Therefore, it takes time to prepare for the test, and moreover, such a protection circuit is generally mounted in parallel on the protective relay panel, and extra caution is required to prevent erroneous operation. There was a problem.
【0012】この発明は、上記にかんがみてなされたも
のであり、その目的とするところは、試験プラグ挿入時
の保護回路の誤動作を防止して、保護回路の動作試験を
容易に行うことのできる挿入式試験端子の試験プラグを
提供しようとするものである。The present invention has been made in view of the above, and it is an object of the present invention to prevent malfunction of the protection circuit at the time of inserting a test plug and to easily perform an operation test of the protection circuit. It is intended to provide a test plug for an insertable test terminal.
【0013】[0013]
【課題を解決するための手段】この発明は上記目的を達
成するためになされたものであり、母線の各相に設けら
れて一端が中性点に接続された複数の変流器と、一端が
前記複数の変流器の他端側にそれぞれ接続された複数の
過電流継電器と、前記複数の過電流継電器の他端と前記
中性点との間に設けられた地絡過電流継電器と、を備え
た保護回路において、前記変流器と過電流継電器との間
および前記中性点と地絡過電流継電器との間にそれぞれ
設けられそれらの間を開離可能な複数組の接点装置を有
する試験端子本体と、前記試験端子本体に挿入可能に形
成されるとともに絶縁板の上下面に固着されて前記複数
組の接点装置にそれぞれ接触可能な複数組の接触子を有
する試験プラグと、からなる挿入式試験端子であって、
前記試験プラグは、前記中性点と地絡過電流継電器間の
接点装置に挿入される接触子の長さが、前記変流器と過
電流継電器間の接点装置に挿入される接触子の長さより
短く形成されてなる、ことを特徴とする挿入式試験端子
の試験プラグである。The present invention has been made in order to achieve the above-mentioned object, and a plurality of current transformers provided at each phase of the busbar and having one end connected to a neutral point, and one end A plurality of overcurrent relays respectively connected to the other end side of the plurality of current transformers, a ground fault overcurrent relay provided between the other end of the plurality of overcurrent relays and the neutral point, A protection circuit having a plurality of sets of contact devices provided between the current transformer and the overcurrent relay and between the neutral point and the ground fault overcurrent relay, respectively, and capable of separating between them. A test terminal body, and a test plug that is formed to be insertable into the test terminal body and that is fixed to the upper and lower surfaces of an insulating plate and that has a plurality of sets of contacts that can contact the plurality of sets of contact devices, respectively. Insertion type test terminal,
In the test plug, the length of the contact inserted into the contact device between the neutral point and the ground fault overcurrent relay is greater than the length of the contact inserted into the contact device between the current transformer and the overcurrent relay. It is a test plug of an insertion type test terminal characterized by being formed in a short shape.
【0014】[0014]
【作用】この発明は上記のように構成されたものであ
り、試験プラグが、その変流器側が短絡処理されて試験
端子本体に挿入すると、挿入途中において、各変流器と
各過電流継電器間のすべての接触子が、それぞれ該当す
る接点装置に接触し、各変流器の中性点側と地絡過電流
継電器間の接触子が、それに該当する接点装置に未接触
状態にある。The present invention is constructed as described above. When the test plug is inserted into the test terminal body with its current transformer side short-circuited, the current transformer and each overcurrent relay are inserted in the middle of the insertion. All the contacts in between contact the corresponding contact device, and the contact between the neutral point side of each current transformer and the ground fault overcurrent relay is not in contact with the corresponding contact device.
【0015】この状態において、各変流器の他端側は短
絡し、地絡過電流継電器は非作動状態を保持している。
この状態は、試験プラグが斜めに挿入されたときにおい
ても、各変流器と各過電流継電器間のすべての接触子
が、該当する接点装置に接触するまで保持され、地絡過
電流継電器は非作動状態は保持されている。In this state, the other end of each current transformer is short-circuited and the ground fault overcurrent relay is kept inactive.
This state is maintained until all contacts between each current transformer and each overcurrent relay come into contact with the corresponding contact device even when the test plug is inserted diagonally, and the ground fault overcurrent relay is not The operating state is maintained.
【0016】そして、試験プラグの完全挿入により、中
性点と地絡過電流継電器間の接触子が接点装置に接触
し、各変流器が短絡された状態で、各過電流継電器およ
び地絡過電流継電器が各変流器より切離され、挿入式試
験端子の試験プラグによる保護回路の試験可能の状態と
なる。When the test plug is completely inserted, the contact between the neutral point and the ground fault overcurrent relay contacts the contact device, and each current transformer is short-circuited, and each overcurrent relay and ground fault overcurrent relay is connected. The relay is separated from each current transformer, and the test circuit of the insertion type test terminal is ready to test the protection circuit.
【0017】[0017]
【実施例】以下、この発明の挿入式試験端子の試験プラ
グの一実施例を図面に基づいて説明する。なお、以下で
は従来例との共通の部分は共通の符号を以って示し、重
複する説明を省略する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the test plug of the insertable test terminal of the present invention will be described below with reference to the drawings. It should be noted that, in the following, common parts with the conventional example are denoted by common reference numerals, and redundant description will be omitted.
【0018】図1,2は本発明の実施例を示し、本実施
例における試験プラグ30Aは、基体31から突出した
絶縁板32Aに、相互に絶縁された上下各一対の接触子
35B,45B、35W,45W、35R,45Rがそ
の先端部を揃えて並設されており、さらに、それらより
も突出長の短い上下一対の接触子36N,46Nが、相
互に絶縁されて並設されて構成されている。FIGS. 1 and 2 show an embodiment of the present invention. A test plug 30A in this embodiment has a pair of upper and lower contacts 35B, 45B insulated from each other on an insulating plate 32A protruding from a base 31. 35W, 45W, 35R, 45R are arranged in parallel with their tip portions aligned, and a pair of upper and lower contacts 36N, 46N having a shorter projecting length than those are arranged in parallel while being insulated from each other. ing.
【0019】接触子36N,46Nは、試験プラグ30
Aが試験端子本体5に任意条件で挿入されるとき、図3
に示すように、挿入途中において、接触子35B,45
B、35W,45W、35R,45Rが、それぞれの系
統の接点装置10の副接触部12,22に接触するまで
(試験プラグ30Aが斜めに挿入される状態も含む)、
接触子36N,46Nが当該系統の接点装置10の副接
触部12,22に接触しない長さに設定されている。The contacts 36N and 46N are the test plug 30.
When A is inserted into the test terminal body 5 under arbitrary conditions, FIG.
As shown in FIG.
Until B, 35W, 45W, 35R, 45R come into contact with the sub-contact parts 12, 22 of the contact device 10 of each system (including the state in which the test plug 30A is obliquely inserted).
The lengths of the contacts 36N and 46N are set so as not to come into contact with the sub contact portions 12 and 22 of the contact device 10 of the system.
【0020】さらに、接触子36N,46Nの長さは、
図4に示すように、試験プラグ30Aが試験端子本体5
に完全挿入状態において、接点装置10の主接触部1
3,23に押圧接触して電気的導通状態を形成するとと
もに、接点14,24をそれぞれ相対する中継接点2
6,16より開離できる長さに設定されている。Further, the lengths of the contacts 36N and 46N are
As shown in FIG. 4, the test plug 30A has the test terminal body 5
The main contact portion 1 of the contact device 10 in the completely inserted state
The relay contact 2 is formed by pressing and contacting the contacts 3 and 23 to form an electrical conduction state, and the contacts 14 and 24 facing each other.
The length is set so that it can be separated from Nos. 6 and 16.
【0021】図4に示す試験プラグ30Aの完全挿入状
態では、例えば、接触子36N,46Nは、それぞれ副
接触部12,22および主接触部13,23と導通し、
接点14と中継接点26および接点24と中継接点16
とは開離している。In the fully inserted state of the test plug 30A shown in FIG. 4, for example, the contacts 36N and 46N are electrically connected to the sub contact portions 12 and 22 and the main contact portions 13 and 23, respectively.
Contact 14 and relay contact 26 and contact 24 and relay contact 16
And are separated.
【0022】従って、端子17は支持導体15→可動接
触板11の副接触部12,主接触部13→接触子36N
→端子37に接続される。また、端子27は支持導体2
5→可動接触板21の副接触部22,主接触部23→接
触子46N→端子47に接続される。これにより、端子
17に接続された中性点Nと、端子27に接続された地
絡過電流継電器55との間は開離され、試験プラグ30
Aを介して保護回路の動作試験が行われる。Therefore, the terminal 17 includes the support conductor 15 → the sub contact portion 12 and the main contact portion 13 of the movable contact plate 11 → the contact 36N.
→ Connected to the terminal 37. The terminal 27 is the support conductor 2
5 → Sub contact part 22 of movable contact plate 21, main contact part 23 → contact 46N → terminal 47. As a result, the neutral point N connected to the terminal 17 and the ground fault overcurrent relay 55 connected to the terminal 27 are separated, and the test plug 30
The operation test of the protection circuit is performed via A.
【0023】なお、この発明は上述の説明および図例に
限定されることなく、この発明の技術的思想から逸脱し
ない範囲において、その実施態様を変更することができ
る。例えば、N相の接触子は、図5に示すように、中性
点N側(図例では端子17側)に接触する側のみを短く
した接触子36N,絶縁板32Bで構成した試験プラグ
30Bであっても、同様の作用効果を奏する。The present invention is not limited to the above description and the illustrated examples, and its embodiment can be modified without departing from the technical idea of the present invention. For example, as shown in FIG. 5, the N-phase contactor is a test plug 30B composed of a contactor 36N having only a short contact side on the neutral point N side (terminal 17 side in the example) and an insulating plate 32B. However, even if it is, the same effect is produced.
【0024】[0024]
【発明の効果】以上説明したように本発明の挿入式試験
端子の試験プラグによれば、N相の接触子を他の相の接
触子の長さより短くしたので、試験プラグを試験端子本
体へ挿入するとき、他のすべての相の接触子が接点装置
に接触後、N相の接触子の接点装置への接触を行うこと
ができる。As described above, according to the test plug of the insertion type test terminal of the present invention, the N-phase contact is made shorter than the length of the contact of the other phase, so that the test plug is connected to the test terminal body. Upon insertion, contact of the N-phase contact to the contact device can be made after all other phase contacts have contacted the contact device.
【0025】従って、試験プラグの斜め挿入等によるN
相接触子の先行接触が防止でき、地絡過電流継電器の誤
作動を防止することができる。そのため、保護回路の動
作試験のためのリレーロック等の準備の手間を省略でき
るとともに、従来例のように、リレーロックの誤操作防
止のための格別の注意を必要とせず、動作試験を簡潔、
かつ容易に行うことができる効果を奏する。Therefore, the N due to the oblique insertion of the test plug, etc.
The preceding contact of the phase contactor can be prevented, and the malfunction of the ground fault overcurrent relay can be prevented. Therefore, it is possible to save the trouble of preparing a relay lock and the like for the operation test of the protection circuit, and unlike the conventional example, no special precautions are required to prevent incorrect operation of the relay lock.
And, there is an effect that can be easily performed.
【図1】本発明の実施例の挿入式試験端子の試験プラグ
の平面図。FIG. 1 is a plan view of a test plug of an insertable test terminal according to an embodiment of the present invention.
【図2】同じく側面図。FIG. 2 is a side view of the same.
【図3】試験端子本体への試験プラグの挿入途中時の側
断面図。FIG. 3 is a side cross-sectional view during insertion of a test plug into a test terminal body.
【図4】試験端子本体への試験プラグの完全挿入時の側
断面図。FIG. 4 is a side sectional view of the test terminal body when the test plug is completely inserted.
【図5】試験プラグの他の例を示す側面図。FIG. 5 is a side view showing another example of the test plug.
【図6】挿入式試験端子を装備した保護回路の例を示す
回路図。FIG. 6 is a circuit diagram showing an example of a protection circuit equipped with an insertable test terminal.
【図7】試験端子本体を示す側断面図。FIG. 7 is a side sectional view showing a test terminal body.
【図8】従来の試験プラグを示す斜視図。FIG. 8 is a perspective view showing a conventional test plug.
【図9】保護回路の動作試験例を示す説明図。FIG. 9 is an explanatory diagram showing an operation test example of a protection circuit.
5 試験端子本体 10 接点装置 30,30A,30B 試験プラグ 32A,32B 絶縁板 35B、35W、35R 接触子 36N 接触子 45B、45W、45R 接触子 46N 接触子 51B、51W、51R 変流器 53B、53W、53R 過電流継電器 55 地絡過電流継電器 N 中性点 5 Test Terminal Body 10 Contact Device 30, 30A, 30B Test Plug 32A, 32B Insulation Plate 35B, 35W, 35R Contact 36N Contact 45B, 45W, 45R Contact 46N Contact 51B, 51W, 51R Current Transformer 53B, 53W , 53R Overcurrent relay 55 Ground fault overcurrent relay N Neutral point
Claims (1)
接続された複数の変流器と、一端が前記複数の変流器の
他端側にそれぞれ接続された複数の過電流継電器と、前
記複数の過電流継電器の他端と前記中性点との間に設け
られた地絡過電流継電器と、を備えた保護回路におい
て、前記変流器と過電流継電器との間および前記中性点
と地絡過電流継電器との間にそれぞれ設けられそれらの
間を開離可能な複数組の接点装置を有する試験端子本体
と、前記試験端子本体に挿入可能に形成されるとともに
絶縁板の上下面に固着されて前記複数組の接点装置にそ
れぞれ接触可能な複数組の接触子を有する試験プラグ
と、からなる挿入式試験端子であって、 前記試験プラグは、前記中性点と地絡過電流継電器間の
接点装置に挿入される接触子の長さが、前記変流器と過
電流継電器間の接点装置に挿入される接触子の長さより
短く形成されてなる、 ことを特徴とする挿入式試験端子の試験プラグ。1. A plurality of current transformers each having one end connected to a neutral point provided in each phase of the busbar, and a plurality of overcurrents each having one end connected to the other end side of the plurality of current transformers. In a protection circuit comprising a relay and a ground fault overcurrent relay provided between the other end of the plurality of overcurrent relays and the neutral point, between the current transformer and the overcurrent relay, and A test terminal body having a plurality of sets of contact devices respectively provided between the neutral point and the ground fault overcurrent relay, and having a plurality of contact devices capable of separating between them, and an insulating plate formed so as to be insertable into the test terminal body. An insertion-type test terminal, comprising: a test plug having a plurality of sets of contacts fixed to the upper and lower surfaces and capable of contacting each of the plurality of sets of contact devices, wherein the test plug comprises the neutral point and a ground fault. The length of the contact inserted in the contact device between the current relays Test plugs insertable test terminal to which the composed formed shorter than the length of the inserted contact in the contact device between current transformer and overcurrent relay, it is characterized.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6134662A JPH085659A (en) | 1994-06-16 | 1994-06-16 | Test plug for insertion test terminal |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6134662A JPH085659A (en) | 1994-06-16 | 1994-06-16 | Test plug for insertion test terminal |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH085659A true JPH085659A (en) | 1996-01-12 |
Family
ID=15133627
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6134662A Pending JPH085659A (en) | 1994-06-16 | 1994-06-16 | Test plug for insertion test terminal |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH085659A (en) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003018739A (en) * | 2001-06-28 | 2003-01-17 | Chubu Electric Power Co Inc | Protective relay, and test method and test cable therefor |
JP2007166744A (en) * | 2005-12-12 | 2007-06-28 | Chugoku Electric Power Co Inc:The | Jig for connection |
JP2007285937A (en) * | 2006-04-18 | 2007-11-01 | Chugoku Electric Power Co Inc:The | Device for determining performance of test plug |
JP2007288833A (en) * | 2006-04-12 | 2007-11-01 | Chugoku Electric Power Co Inc:The | Electrical connection appliance for test used for maintenance of apparatus, removable cover and electrical test method |
JP2008107088A (en) * | 2006-10-23 | 2008-05-08 | Chugoku Electric Power Co Inc:The | Test plug |
DE112008003304T5 (en) | 2007-12-07 | 2010-11-25 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Touch sensor device and touch sensor program |
CN103378839A (en) * | 2012-04-11 | 2013-10-30 | 福特全球技术公司 | Proximity switch assembly and method having adaptive time delay |
CN103941048A (en) * | 2014-05-14 | 2014-07-23 | 国家电网公司 | Method for measuring voltage to earth of protective pressing plate and special grounded port |
-
1994
- 1994-06-16 JP JP6134662A patent/JPH085659A/en active Pending
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003018739A (en) * | 2001-06-28 | 2003-01-17 | Chubu Electric Power Co Inc | Protective relay, and test method and test cable therefor |
JP2007166744A (en) * | 2005-12-12 | 2007-06-28 | Chugoku Electric Power Co Inc:The | Jig for connection |
JP4688663B2 (en) * | 2005-12-12 | 2011-05-25 | 中国電力株式会社 | Jig for connection |
JP2007288833A (en) * | 2006-04-12 | 2007-11-01 | Chugoku Electric Power Co Inc:The | Electrical connection appliance for test used for maintenance of apparatus, removable cover and electrical test method |
JP2007285937A (en) * | 2006-04-18 | 2007-11-01 | Chugoku Electric Power Co Inc:The | Device for determining performance of test plug |
JP2008107088A (en) * | 2006-10-23 | 2008-05-08 | Chugoku Electric Power Co Inc:The | Test plug |
DE112008003304T5 (en) | 2007-12-07 | 2010-11-25 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Touch sensor device and touch sensor program |
US8436494B2 (en) | 2007-12-07 | 2013-05-07 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Touch sensor device and touch sensor program |
CN103378839A (en) * | 2012-04-11 | 2013-10-30 | 福特全球技术公司 | Proximity switch assembly and method having adaptive time delay |
CN103941048A (en) * | 2014-05-14 | 2014-07-23 | 国家电网公司 | Method for measuring voltage to earth of protective pressing plate and special grounded port |
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