Rectifier set

AC Transformer

Reverse polarity

Straight polarity

50 Degree to 70 Degree

60 Degree to 70 Degree

70 Degree to 80 Degree

80 Degree to 90 Degree

45 Degree to 55 Degree

55 Degree to 65 Degree

70 Degree to 80 Degree

80 Degree to 90 Degree

5

7

10

13

To control arc blow

To control arc speed

To control arc length

To control distortion