Rockwell Automation 56 Installation, Operation And Maintenance Manual Download | Manualshive

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Installation, Operation
and Maintenance Manual

Small DC Motors

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56 Frames

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Summary of Contents for 56

Page 1: ...Installation Operation and Maintenance Manual Small DC Motors 56 Frames ...

Page 2: ...r 56C 140TC Face Mounted Motors Before mounting a C face motor to a mating flange be sure both surfaces and all mounting holes are smooth and free of debris When mounting into a quill type reducer make sure the input and output shafts are coated with an anti seize compound suitable for the application ATTENTION Only qualified electrical personnel familiar with the construction and operation of thi...

Page 3: ...aint dirt or burrs If necessary remove with sandpaper for proper fit Pulley or coupling should be carefully fitted Do not hammer on shaft pulley or coupling Application Permanent Magnet PM motors are not always designed for across the line starting This may cause loss of flux resulting in an increase in speed and possibly instability Wound field motors can be started across the line with full appl...

Page 4: ...ical Code and consistent with sound local practices A1 High Voltage Connection1 2 Low Voltage Connection1 2 High Voltage Connection1 2 Low Voltage Connection1 2 Permanent Magnet Thermostat if furnished Ground Connection Connect in Series with Control Stop Device Earth Ground Series A2 S1 F1 F11 F2 A1 A2 S1 F1 F11 F2 A1 A2 S1 S2 F1 F11 F2 A1 A2 S1 F1 F11 F2 S2 F22 S2 F22 F22 S2 F22 A1 Type Shunt St...

Page 5: ...eps will result in the factory warranty being voided Operation These motors are inherently capable of operating over a wide range of speeds and loads If the motor is not operated on the type of power supply for which it was designed performance will differ from nameplate values and applicable standards The motor should start quickly If it fails to start the load may be too great the applied voltag...

Page 6: ... block of wood or fiber Brushes Check brushes to make certain that they move freely in the holders and make proper contact with the commutator Re place worn brushes Give complete motor identification when ordering parts New brushes should be pre radiused to fit the commutator curvature Blow out the carbon dust Short brush life and poor commutation may be due to a rough commutator a shorted armatur...

Page 7: ...otors does not become clogged with foreign material which will restrict passage of air Troubleshooting If trouble develops in operation of motor verify that 1 The bearings are in normal condition and have been properly lubricated with a high grade ball bearing lubricant free of dirt or grit If dirt enters bearing flush and relubricate 2 There is no mechanical misadjustment to prevent free rotation...

Page 8: ...ined from the Allen Bradley Drives Motors home page on the World Wide Web at http www controlmatched com Publication 1325R UM001B EN P Ð August 2001 Supersedes 1325R UM001A EN P dated May 2001 Copyright 2001 Rockwell Automation All rights reserved Printed in USA ...

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