TESTER AND METHOD FOR CHECKING WIRE CONNECTION

PROBLEM TO BE SOLVED: To provide a tester and method for checking wire connection, used in an outlet having a non-energization state and capable of properly determining the wiring correction of the outlet.SOLUTION: A tester 100 for checking wire connection comprises: a power supply unit 3 having two...

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Bibliographische Detailangaben
Hauptverfasser: YAMAZAKI ISAMU, AMIMOTO KAZUYA, MONNOUCHI YUKIHARU
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a tester and method for checking wire connection, used in an outlet having a non-energization state and capable of properly determining the wiring correction of the outlet.SOLUTION: A tester 100 for checking wire connection comprises: a power supply unit 3 having two DC power supplies 1 and 2 having the same voltage and connected in series; an oscillator 10 having connection parts 11, 12 and 13 for connecting electric wires from both sides and middle of the power supply unit 3 to respective terminals L, N and E of a single-phase tree wire system in a distribution board; a failure content formation circuit 23 for detecting a DC voltage applied among the terminals of an outlet 40 to be determined; a specified voltage combination determination circuit 24 for comparing the combination of the DC voltages among the detected terminals with the combination of specified voltages predetermined according to failure contents to determine the failure contents; and a tester body 20 having a display 26 for displaying the determined failure contents.SELECTED DRAWING: Figure 1 【課題】非通電状態のコンセントで使用することができ、コンセントの配線の正誤を的確に判定することの可能な結線確認試験器及び結線確認試験方法を提供する。【解決手段】結線確認試験器100は、同電圧の2つの直流電源1,2を直列接続した電源部3と、電源部3の両側及び中間からの電線を分電盤内の単相三線式の各端子L,N,Eに接続するための接続部11,12,13とを有する発振器10と、判定するコンセント40の各端子間に印加されている直流電圧を検出する故障内容生成回路23と、検出された各端子間の直流電圧の組合せと故障内容に応じて予め定めた規定電圧の組合せとを比較して故障内容を判定する規定電圧組合せ判定回路24と、判定した故障内容を表示する表示部26とを有する試験器本体20と、からなる。【選択図】図1