LEESON NEMA 4X SCR Control: 174107.00 - Manual (Page 11)

5 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
Connections
Warning
Do not connect this equipment with power applied.
Failure to heed this directive may result in fire or serious
injury.
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1. Install conduit hardware through the two 0.73” (18.5 mm)
conduit holes or by using aluminum cord connectors attached
to the line seal plate on the bottom of the case.
2. Connect external wiring to the terminal block as shown in
Figure 3, page 7.