Eaton 50VCPW-ND250 Installation, Operation And Maintenance Manual

Also see for 120VCP-W25: Instructions for installation/operation/maintenance/servicing Instructions for installation, operation and maintenance

Contents

I.B. 32-255-1GPage viEffective 12/02FIGURESFigure Title Page1-1 Type VCP-W and Type VCPW-SE Circuit Breaker Outlines and Dimensions in inches ...........................51-2 Type VCPW-ND Circuit Breaker Outlines and Dimensions in inches........................................................63-1 Typical VCP-W Tools and Accessories ...................................................................................................113-2 Typical Front View VCP-W Vacuum Circuit Breaker Element .................................................................123-3 Typical VCP-W Vacuum Circuit Breaker Element with Front Cover Removed .......................................133-4 Typical Rear View VCP-W Vacuum Circuit Breaker Element..................................................................143-5 Typical VCP-W Vacuum Circuit Breaker Element Escutcheon ...............................................................154-1 Type VCP-W Circuit Breaker Manual Charging Handle in Use ...............................................................164-2 Typical VCP-W Circuit Breaker Compartment.........................................................................................184-3 Engaging Extension Rails in a Lower Circuit Breaker Compartment.......................................................194-4 Typical VCP-W Circuit Breaker Bottom View ..........................................................................................194-5 Pulling Secondary Disconnect Cage to Engage Secondaries in TEST Position .....................................204-6 Engaging Levering-In Crank ....................................................................................................................205-1 Typical VCP-W Rear View Showing Vacuum Interrupters and Current Carrying System.......................225-2 Graphic Representation of Arc Interruption .............................................................................................235-3 Closing Cam and Trip Linkage ................................................................................................................255-4 Charging Schematic ................................................................................................................................265-5 Typical VCP-W DC and AC Control Schemes.........................................................................................285-6 Undervoltage Trip Device Configuration..................................................................................................306-1 Lubrication Points ....................................................................................................................................336-1b 150 VCP-W 63 63kA Pole Unit ................................................................................................................336-2 Vacuum Interrupter Showing Contact Erosion Indicator with Breaker Open ...........................................366-3 Vacuum Interrupter Showing Contact Erosion Indicator with Breaker Closed.........................................366-4 Wipe Indication Procedure ......................................................................................................................376-5 Status Indicators ......................................................................................................................................386-6 Starting Tape at Bottom of Cam ..............................................................................................................396-7 Wrapping Tape Up Aroung Cam .............................................................................................................396-8 Attaching Tape Around to Back of Cam ..................................................................................................396-9 Attaching CloSureTM Test Tool at Hole “A” ..............................................................................................396-10 Attaching CloSureTM Test Tool at HP.......................................................................................................406-11 Manually Charging Closing Strips............................................................................................................406-12 Manually Closing Circuit Breaker with Marker in Hole “C”.......................................................................406-13 Top View of CAM and Marker Interface...................................................................................................406-14 Move Marker 15 o to Right .......................................................................................................................406-15 Move Marker 15 o to Left .........................................................................................................................416-16 Remove Marker Masking Tape from Cam...............................................................................................416-17 Place Tape on Right Side Panel of Breaker ............................................................................................416-18 Illustrative Testing Tape Sample .............................................................................................................416-19 Front View of CloSureTM Tool Showing Mounting/Testing Hole Locations ..............................................416-20 Typical Circuit Breaker Font View with CloSureTM Tool Attached............................................................42