Spot welding clamp 7902

Versatile portable spot welder for auto body repair shops and maintenance shops. Synchronous built-in electronic timer with SCR from 2 to 65 cycles. Compensation circuit starts the timer only when there is a proper passage of current, which enables to perform on oxidised sheets, on surfaces with paint residues or on black sheets. Current control with phase shift adjustment to carry out difficult welds, on very thin thickness, on rods with reduced diameter, on stainless steel sheet and similar. Cos fi control. Force adjustment with scale in daN. Additional arm couplings to provide larger opening between arms. All transformer are coated with F class insulation material. Test are made using 4000 volts. Supplied complete with 125 mm arms. Large choice of arms and electrodes. Pulsation weld time control available (P version).