Page 4 TABLE OF CONTENTS
SAFETY......................................................................................................................................................1
INTRODUCTION ........................................................................................................................................6
GENERAL DESCRIPTION.........................................................................................................................7
Components....................................................................................................................................7
- Contactor Components .................................................................................................................7
Indicators and Controls ...................................................................................................................8
- ON/OFF Indicator..........................................................................................................................8
RECEIVING, INSPECTION AND HANDLING ...........................................................................................9
Receiving and Unpacking ...............................................................................................................9
Acceptance Inspection....................................................................................................................9
Handling and Moving ......................................................................................................................9
- Location of Wear Gauge...............................................................................................................9
INSTALLATION..........................................................................................................................................10
Ambient Conditions .........................................................................................................................10
Rating Verification...........................................................................................................................10
Mounting the Contactor...................................................................................................................10
Main Circuit Cable Connections......................................................................................................10
Ground Connections .......................................................................................................................11
- Ground Connection Location ........................................................................................................11
Control Circuit Connections ............................................................................................................11
- Drive Unit Location........................................................................................................................11
PRE-ENERGIZATION CHECK ..................................................................................................................12
General ...........................................................................................................................................12
Electrical Checks.............................................................................................................................12
OPERATION...............................................................................................................................................13
Moving Contactor from Disconnected to Connected Position.........................................................13
Moving Contactor from Connected to Disconnected Position.........................................................13
- Internal Connection of the Normally Energized Type ...................................................................14
- Configuration of the Drive Unit......................................................................................................14
- Standard Operation Circuit of the Normally Energized Type ........................................................15
MAINTENANCE .........................................................................................................................................16
Maintenance Program.....................................................................................................................16
Maintenance Record .......................................................................................................................16
Servicing Equipment .......................................................................................................................16
Inspection and Maintenance Types ................................................................................................17
Table 1 – Tightening Torque...........................................................................................................17
Table 2 – Check Points for Periodic Inspection ..............................................................................18