Instruction Book
Page iv
Effective: February 2007
For more information visit: www.EatonElectrical.com
I.B. 8295A61H07
TABLE OF CONTENTS
Page
SECTION 1 INTRODUCTION
1
1-1
Type VCP-WR (Red Line Series) Ratings ......................................................................................................... 1
1-2
Type VCP-WR Outlines and Dimensions .......................................................................................................... 3
SECTION 2 SAFE PRACTICES .................................................................................................................................15
SECTION 3 RECEIVING, HANDLING AND STORAGE ............................................................................................16
3-1
Receiving ........................................................................................................................................................16
3-2
Handling...........................................................................................................................................................16
3-3
Storage ............................................................................................................................................................16
3-4
Type VCP-WR Breaker Weights......................................................................................................................17
SECTION 4 INSPECTION AND OPERATION ..........................................................................................................25
4-1
Initial InAspection.............................................................................................................................................25
4-2
Manual Operation Check .................................................................................................................................25
4-3
Interface Verification ........................................................................................................................................25
SECTION 5 DESCRIPTION AND OPERATION.........................................................................................................26
5-1 Circuit Breaker Element ...............................................................................................................................26
5-2 Interrupter Assembly .................................................................................................................................... 26
5-2.1 Vacuum Interrupter ............................................................................................................................. 26
5-2.2 Contact Erosion Indicator ................................................................................................................... 28
5-2.3 "T" Cutout Loading Spring Indicator ................................................................................................. 29
5-2.4 Contact Wipe and Stroke ................................................................................................................... 29
5-3
Stored Energy Mechanism ........................................................................................................................... 29
5-3.1 Operation of Stored Energy Mechanism .......................................................................................... 29
5-3.2 Charging ............................................................................................................................................... 30
5-3.3 Closing Operation ............................................................................................................................... 30
5-3.4 Tripping Operation .............................................................................................................................. 30
5-3.5 Trip Free Operation ............................................................................................................................ 30
5-4
Control Scheme ............................................................................................................................................. 30
5-4.1 Timing ................................................................................................................................................... 33
5-4.2 Secondary Disconnects ...................................................................................................................... 33
5-5
Operations Counter ....................................................................................................................................... 33
Summary of Contents for Cutler-Hammer VCP-WR Series
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