JPS6267437U

JPS6267437U -

Info

Publication number: JPS6267437U
Application number: JP15867285U
Authority: JP
Priority date: 1985-10-18
Filing date: 1985-10-18
Publication date: 1987-04-27

Description

[Brief explanation of the drawing]

第１図は、この考案に係る瞬停再始動リレーを
含む始動装置を示す回路図、第２図は、従来の始
動装置を示す回路図である。２は電磁開閉器（負荷電源用リレー）、２ａは
補助接点、２ｂはコイル、４はモートル（負荷）
、６は常閉接点、１１ａ_１は第１の接点、１１ｂ
_１は第２の接点、１１ａは第１のリレー、１１ｂ
は第２のリレー、１３は励磁用コンデンサ、２０
は励磁解除用コンデンサ。 FIG. 1 is a circuit diagram showing a starting device including an instantaneous restart relay according to this invention, and FIG. 2 is a circuit diagram showing a conventional starting device. 2 is an electromagnetic switch (relay for load power supply), 2a is an auxiliary contact, 2b is a coil, 4 is a motor (load)
, 6 is a normally closed contact, 11a ₁ is a first contact, 11b
₁ is the second contact, 11a is the first relay, 11b
is the second relay, 13 is the excitation capacitor, 20
is the de-excitation capacitor.

補正昭６１．９．５実用新案登録請求の範囲を次のように補正する
。Amendment September 5, 1981 The scope of claims for utility model registration is amended as follows.

【実用新案登録請求の範囲】自己保持用の補助接点を有する負荷開閉用コン
タクタのコイルに常閉接点を有する停止用スイツ
チが直列に接続され且つ上記スイツチの開放動作
により負荷の運転を停止させる制御用回路と、上
記補助接点に直列に接続された第１の接点を有す
る第１のリレーと、上記補助接点に並列に接続さ
れた第２の接点を有する第２のリレーと、上記第
１の接点、常閉接点、第１のリレーのコイル、第
２のリレーのコイルと共に放電回路を形成し且つ
瞬間停電時には所定時間上記第１のリレー及び第
２のリレーを励磁状態に保持することが可能な励
磁用コンデンサと、上記第１の接点、励磁用コン
デンサ間の部分と第１のリレー、第２のリレー間
の部分との間に接続され且つ上記スイツチの常閉
接点を開放したときには上記第１のリレーのコイ
ルに交流電圧を印加することにより該第１のリレ
ーの励磁状態を解除する励磁解除用コンデンサと
を備えた瞬停再始動リレー回路。[Claim for Utility Model Registration] Control in which a stop switch having a normally closed contact is connected in series with the coil of a load switching contactor having an auxiliary contact for self-holding, and the operation of the load is stopped by the opening operation of the switch. a first relay having a first contact connected in series to the auxiliary contact; a second relay having a second contact connected in parallel to the auxiliary contact; A discharge circuit is formed together with the contact, the normally closed contact, the coil of the first relay, and the coil of the second relay, and it is possible to maintain the first relay and the second relay in an energized state for a predetermined period of time in the event of a momentary power outage. is connected between the excitation capacitor, the first contact, the part between the excitation capacitor and the part between the first relay and the second relay, and when the normally closed contact of the switch is opened, the An instantaneous power failure restart relay circuit comprising an excitation release capacitor that releases the excitation state of the first relay by applying an alternating current voltage to the coil of the first relay.

Claims

[Scope of utility model registration request]

A control circuit in which a stop switch having a normally closed contact is connected in series to a coil of a load power supply relay having an auxiliary contact for self-holding, and stops the operation of the load by opening the switch; a first relay having a first contact connected in series; a second relay having a second contact connected in parallel to the auxiliary contact; an excitation capacitor that forms a discharge circuit together with the coil of the relay and the coil of the second relay and is capable of keeping the first relay and the second relay in an excited state for a predetermined period of time in the event of a momentary power outage; When the normally closed contact of the switch is opened, an alternating voltage is applied to the coil of the first relay. An instantaneous power failure restart relay circuit comprising: an excitation release capacitor that releases the excitation state of the first relay by applying .