LEESON SCR Thyristor Motor Control - Manual (Page 20)

14 Installation SPEEDMASTER™ OPERATION MANUAL
Table 1. Recommended Line Fuse Sizes
FUSE SIZE (AMPS) FUSE SIZE
(AMPS)
MOTOR HP @ 115 VAC INPUT @ 230 VAC INPUT
1/4 5 3
1/3 8 3
1/2 8 5
3/4 10 8
1 15 8
1 1/2 – 10
2 – 15
3 – 30