TIMER

(WELD)

2003

F1

S1

SCR1

SCR2

R1

R2

C1

T1

(Main Transformer)

F.S.1

VR2

415-V

L1

T

2 (415/13-0-13)

L2

CIRCUIT DIAGRAM OF SPOT WELDING MACHINE ( TC 15 / TC 20 )

SOHAL 37B ( PCB )

HEAT

LED1

LED2

VR1

S2

(POWER)

(TIMER)