Page 4 TABLE OF CONTENTS
SAFETY......................................................................................................................................................1
INTRODUCTION ........................................................................................................................................6
GENERAL DESCRIPTION.........................................................................................................................7
Components....................................................................................................................................7
Indicators and Controls ...................................................................................................................7
Figure 1 – Contactor Structure........................................................................................................7
RECEIVING, INSPECTION AND HANDLING ...........................................................................................8
Receiving and Unpacking ...............................................................................................................8
Acceptance Inspection ....................................................................................................................8
Handling and Moving ......................................................................................................................8
Figure 2 – Location of the Wear Gauge..........................................................................................8
INSTALLATION..........................................................................................................................................9
Ambient Conditions.........................................................................................................................9
Mounting the Contactor...................................................................................................................9
Main Circuit Cable Connections......................................................................................................9
Ground Connections .......................................................................................................................10
Control Circuit Connections ............................................................................................................10
Figure 3 – Ground Connection Location .........................................................................................10
Figure 4 – Drive Unit Location.........................................................................................................10
PRE-ENERGIZATION CHECK ..................................................................................................................11
General ...........................................................................................................................................11
Electrical Checks.............................................................................................................................11
OPERATION...............................................................................................................................................12
Moving Contactor from the OFF to ON Position ............................................................................. 12
Moving Contactor from the ON to OFF Position ............................................................................. 12
Figure 5 – Internal Configuration of Drive Unit................................................................................13
Figure 6 – Internal Connection of the Normally Energized Type ....................................................13
Figure 7 – Internal Connection of the Latched Type.......................................................................14
Figure 8 – Standard Operation Circuit of the Normally Energized Type .........................................14
Figure 9 – Standard Operation Circuit of the Latched Type (Shunt Trip)........................................ 15
Figure 10 – Standard Operation Circuit of the Latched Type (Capacitor Trip)................................15
MAINTENANCE .........................................................................................................................................16
Maintenance Program.....................................................................................................................16
Maintenance Record.......................................................................................................................16
Servicing Equipment .......................................................................................................................16
Inspection and Maintenance Types ................................................................................................17
Table 1 – Tightening Torque...........................................................................................................17
Phone:
800.894.0412
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Fax:
888.723.4773
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Web:
www.clrwtr.com
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Email:
[email protected]
