FIELD: welding production. SUBSTANCE: apparatus includes the electric welding converter 1, the arc current relay 5, the setter 9 of arc turning-on signal; the pickup 10 of turned-on state of the switching device 2; the idle stroke voltage relay 16, the AND-gates 6, the OR-gates 7. EFFECT: increased degree of safety upon error operations of the arc current relay. 2 cl, 1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| AUTOMATIC CONTROL DEVICE FOR ENERGIZING PLASMA GENERATOR | 1991 |
|
RU2022736C1 |
| APPARATUS FOR REDUCING THE VOLTAGE OF NO-LOAD RUNNING | 0 |
|
SU1400817A1 |
| SET FOR PLASMA-JET TREATMENT OF WORKPIECE | 0 |
|
SU1731526A1 |
| METHOD OF AND DEVICE FOR FORMING EXTERNAL VOLT-AMPERE CHARACTERISTIC OF DC WELDING GENERATOR | 2000 |
|
RU2189892C2 |
| APPARATUS FOR ELECTRIC WELDING WITH SAFETY VOLTAGE OF IDLE STROKE AND WITH ENHANCED STABILITY OF IGNITION AND BURNING OF WELDING ARC | 1999 |
|
RU2157303C1 |
| PLASMA GENERATOR ARC STRIKING METHOD | 0 |
|
SU1773635A1 |
| SINGLE-PHASE RESISTANCE WELDING MACHINE | 0 |
|
SU1027941A1 |
| DEVICE FOR LIMITING WELDING TRANSFORMER IDLING VOLTAGE | 0 |
|
SU823027A1 |
| SHORT-CIRCUIT SIMULATOR | 0 |
|
SU1684744A1 |
| METHOD AND APPARATUS FOR FORMING A.C.WELDING CURRENT | 0 |
|
SU1593817A1 |
