10
Installation
Heat sinking
All MM21X51C drives have sufficient heat sinking in their basic
configurations. No additional heat sinking is required.
Line fuses
All drives have line fuses installed (see
Replacement Parts
section for installed line fuse size). Line fuses are rated for
maximum rated current.
Table 1. Recommended Line Fuse Sizes
FUSE SIZE (AMPS)
MOTOR HP
@115 VAC INPUT
1/20
5
1/8
8
1/4
8
Use 16 AWG wire to connect the field output to a shunt wound
motor. Table 2 lists the field output connections.
Summary of Contents for MM21051C
Page 9: ...3 Figure 2 MM21151C Dimensions ALL DIMENSIONS IN INCHES MM Dimensions...
Page 10: ...4 Dimensions Figure 3 MM21251C Dimensions ALL DIMENSIONS IN INCHES MM...
Page 11: ...5 Figure 4 MM21151C and MM21251C Back View Cased Mounting Keyhole Locations...
Page 31: ...25 Figure 12 Dynamic Braking Circuit Connection Operation...
Page 33: ...27 Calibration Figure 13 Calibration Trimpot Layouts MM21051C MM21151C MM21251C...
Page 50: ...44 Figure 23 MM21051C MM21151C and MM21251C block diagram Block Diagrams...
Page 51: ...45 Figure 24 MM21151C switching circuit connections...
Page 52: ...46 Block Diagrams Figure 25 MM21251C switching circuit connections...
Page 54: ...48 Notes...
