LEESON Chassis Mount Regenerative Control: 175721.00 - Manual (Page 21)

15 Installation
Line Fusing
Leeson drives require fuses for protection. Use fast acting fuses
rated for 250 VAC or higher, and approximately 150% of the
maximum armature current. Fuse both L1 and L2 when the line
voltage is 230 VAC.
The fuse table below lists the recommended line fuse sizes.
Fuse Table
90 VDC Motor 180 VDC Max. DC Armature AC Line Fuse
Horsepower Horsepower Current (amps) Size (amps)
1/20 1/10 0.5 3
1/15 1/8 0.8 3
1/8 1/4 1.5 5
1/6 1/3 1.7 5
1/4 1/2 2.5 8
1/3 3/4 3.5 8
1/2 1 5.0 10
3/4 1 1/2 7.5 15
1 2 10 20