JPS61174839U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１Ａ図は本考案の第１の実施例の平面図、第
１Ｂ図はその側面図、第２図はそれに用いる相回
転検出回路の回路図、第３Ａ図は第２の実施例の
平面図、第３Ｂ図はその側面図、第４Ａ図は第３
の実施例の平面図、第４Ｂ図はその側面図、第４
Ｃ図はそれに用いる挿入体の外形図、第４Ｄ図は
第３の実施例に絶縁カードを設けた場合の開口付
近の拡大平面図、第４Ｅ図は第４Ｄ図の構成にお
ける挿入体の挿入状況の説明図、第５Ａ図は第４
の実施例の平面図、第５Ｂ図はその側面図、第５
Ｃ図はそれに用いる接続片の下面図、第５Ｄ図は
その側面図、第６Ａ図は第５の実施例の平面図、
第６Ｂ図はその側面図、第６Ｃ図はそれに用いる
接続具の平面図、第６Ｄ図はその側面図、第７図
は従来の相回転検出装置の使用例の概略回路図で
ある。 Ｓ１〜Ｓ３：電源側端子、Ｌ１〜Ｌ３：負荷側
端子、２：相回転検出回路、ＬＥＤ：発光ダイオ
ード。 Fig. 1A is a plan view of the first embodiment of the present invention, Fig. 1B is a side view thereof, Fig. 2 is a circuit diagram of a phase rotation detection circuit used therein, and Fig. 3A is a plan view of the second embodiment. , Figure 3B is its side view, Figure 4A is the third
FIG. 4B is a side view of the embodiment;
Figure C is an external view of the insert used therein, Figure 4D is an enlarged plan view of the vicinity of the opening when an insulating card is provided in the third embodiment, and Figure 4E is the state of insertion of the insert in the configuration shown in Figure 4D. An explanatory diagram of , Figure 5A is the fourth
FIG. 5B is a side view of the embodiment;
Fig. C is a bottom view of the connecting piece used therein, Fig. 5D is a side view thereof, and Fig. 6A is a plan view of the fifth embodiment.
FIG. 6B is a side view thereof, FIG. 6C is a plan view of a connector used therein, FIG. 6D is a side view thereof, and FIG. 7 is a schematic circuit diagram of an example of use of a conventional phase rotation detection device. S1 to S3: power supply side terminal, L1 to L3: load side terminal, 2: phase rotation detection circuit, LED: light emitting diode.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電源側配線に接続される電源側端子、負荷機器
側配線に接続される負荷側端子、相回転検出回路
、該検出回路に接続され相回転方向を表示する手
段、及び接続手段を備え、該接続手段は、相回転
確認時は電源側端子と負荷側端子との間の電気的
接続を切り離すことのできるものであり、相回転
確認後は電源側配線に接続された電源側配線の相
順及び負荷側端子に接続された負荷機器側配線の
相順を変えることなく電源側端子と負荷側端子と
を接続するものであることを特徴とする相回転検
出装置。 A power supply side terminal connected to the power supply side wiring, a load side terminal connected to the load equipment side wiring, a phase rotation detection circuit, a means connected to the detection circuit to display the phase rotation direction, and a connection means, the connection The means can disconnect the electrical connection between the power supply side terminal and the load side terminal when the phase rotation is confirmed, and after the phase rotation is confirmed, the phase order and the power supply side wiring connected to the power supply side wiring can be disconnected. A phase rotation detection device that connects a power supply side terminal and a load side terminal without changing the phase order of the load equipment side wiring connected to the load side terminal.