Minarik MMRG Series, User Manual

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Table 1. Recommended Line Fuse Sizes
90 VDC Motor 180 VDC Motor 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
Minarik Corporation offers two fuse kits: part number 050–0069
(3–8A Fuse Kit) and 050–0073 (5–20A Fuse Kit). Both fuse kits
include a 1/2A pico fuse (part number 050–0064) which protects
the transformer and logic.
12 Installation
Wire an external line fuse between the stop switch (if installed) and
the terminal board. An additional line fuse should be installed on
L2 if the input voltage is 230 VAC. Refer to the line fuse chart
below for fuse ratings.