Eaton W-VAC Series Instructions For Installation, Operation And Maintenance

Also see for 120W-VAC16: Instructions for installation, operation and maintenance

Contents

Instruction BookPage 6IB131009EN4-1 Type W-VAC Breaker Manual Operation (Single Tier Breaker Shown) .................................................. 235-1 Flush Mounted Configuration...................................................................................................................... 265-2 Behind the Door Configuration ................................................................................................................... 275-3 Closeup of Type W-VAC Breaker Vacuum Interrupters and Current Carrying System ........................... 275-4a Type W-VAC 95 kV BIL Breaker Shown With Left Hand Cover Removed for Clarity Purposes ............. 285-4b Type W-VAC 3150 Ampere Breaker Closeup of Completely Enclosed Pole Units ................................. 285-5 Closing Cam and Trip Linkage ................................................................................................................... 305-6 Charging Schematic .................................................................................................................................... 315-7 Typical DC and AC Control Schemes. ..................................................................................................... 345-8 Undervoltage Trip Device Configuration..................................................................................................... 355-9 Closeup of Type W-VACW Breaker Vacuum Interrupters and Current Carrying System ....................... 366-1 Lubrication Points........................................................................................................................................ 376-2 Vacuum Interrupter Showing Contact Erosion Indicator With Breaker Open .......................................... 406-3 Vacuum Interrupter Showing Contact Erosion Indicator With Breaker Closed ........................................ 406-4 Breaker Shown Closed and Interrupter Erosion Satisfactory (3150A)..................................................... 416-5 Breaker Shown Colsed and Interrupter Erosion Unsatisfactory (3150A)................................................. 416-6 “T” Contact Wipe Indicator .......................................................................................................................... 426-7 Wipe Indication............................................................................................................................................ 42TABLESTable Title Page1.1 Type W-VAC and W-VACW Vacuum Circuit Breaker Ratings .................................................................... 11.2 Type W-VACR Vacuum Circuit Breaker Ratings ......................................................................................... 25.1 Typical Opening and Closing Times Value ................................................................................................ 326.1 Test Voltage. ............................................................................................................................................... 396.2 Typical Resistance Measurements............................................................................................................. 427.1 Recommended W-VAC and W-VACW Spare Parts .................................................................................. 50