RO94278B1 - Device for automatically connecting and disconnecting electric welding installation - Google Patents

Device for automatically connecting and disconnecting electric welding installation

Info

Publication number
RO94278B1
RO94278B1 RO121143A RO12114385A RO94278B1 RO 94278 B1 RO94278 B1 RO 94278B1 RO 121143 A RO121143 A RO 121143A RO 12114385 A RO12114385 A RO 12114385A RO 94278 B1 RO94278 B1 RO 94278B1
Authority
RO
Romania
Prior art keywords
electric welding
current
automatically connecting
sensing
supplying
Prior art date
Application number
RO121143A
Other languages
Romanian (ro)
Other versions
RO94278A2 (en
Inventor
Calin Vasile Curelariu
Original Assignee
îNTREPRINDEREA DE MONTAJ SI SERVICII PENTRU AUTOMATIZARI SI TELECOMUNICATII
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by îNTREPRINDEREA DE MONTAJ SI SERVICII PENTRU AUTOMATIZARI SI TELECOMUNICATII filed Critical îNTREPRINDEREA DE MONTAJ SI SERVICII PENTRU AUTOMATIZARI SI TELECOMUNICATII
Priority to RO121143A priority Critical patent/RO94278B1/en
Publication of RO94278A2 publication Critical patent/RO94278A2/en
Publication of RO94278B1 publication Critical patent/RO94278B1/en

Links

Abstract

Inventia se refera la un dispozitiv pentru conectarea si deconectarea automata a instalatiilor de sudare electrica avînd în structura un contactor de cuplare a alimentarii instalatiei de sudura, un transformator auxiliar cu o înfasurare secundara, pentru alimentarea circuitelor de comanda si o înfasurare secundara, destinata furnizarii curentului pentru sesizarea contactului electrod-piesa, dispozitiv caracterizat prin aceea ca sesizarea prezentei unui curent alternativ sau continuu în circuitul de sudura se face prin intermediul unui traductor de curent format dintr-un miez feromagnetic toroidal avînd un întrefier, în care se introduce un senzor de tip Hall integrat.The invention relates to a device for the automatic connection and disconnection of the electrical welding installations having in the structure a welding power supply coupling contactor, an auxiliary transformer with a secondary winding for supplying the control circuits and a secondary winding for supplying the current for sensing the electrode-piece contact, characterized in that the sensing of the presence of an alternating or continuous current in the welding circuit is made by means of a current transducer formed by a toroidal ferromagnetic core having an air gap in which a type sensor Hall integrated.

RO121143A 1985-12-16 1985-12-16 Device for automatically connecting and disconnecting electric welding installation RO94278B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO121143A RO94278B1 (en) 1985-12-16 1985-12-16 Device for automatically connecting and disconnecting electric welding installation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO121143A RO94278B1 (en) 1985-12-16 1985-12-16 Device for automatically connecting and disconnecting electric welding installation

Publications (2)

Publication Number Publication Date
RO94278A2 RO94278A2 (en) 1988-03-30
RO94278B1 true RO94278B1 (en) 1988-03-31

Family

ID=20118473

Family Applications (1)

Application Number Title Priority Date Filing Date
RO121143A RO94278B1 (en) 1985-12-16 1985-12-16 Device for automatically connecting and disconnecting electric welding installation

Country Status (1)

Country Link
RO (1) RO94278B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102681507A (en) * 2012-05-03 2012-09-19 杭州凯尔达电焊机有限公司 Evaluation method and device for examining operation condition of welders

Also Published As

Publication number Publication date
RO94278A2 (en) 1988-03-30

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