IB131006EN
Page iv
Effective 07/2017
TABLE OF CONTENTS
SECTION 1: INTRODUCTION Page
1-1 Preliminary Comments and Safety Precautions .......................................................................................... 1
1-1.1 Warranty and Liability Information ...................................................................................................... 1
1-1.2 Safety Precautions ............................................................................................................................. 1
1-2 General Information ..................................................................................................................................... 1
1-3 Type VCP-W Vacuum Circuit Breaker Element Ratings (Tables 1.1, 1.2, 1.3, 1.4, 1.5, 1.6,1.7,1.8 & 1.9) 2
1-4 Outlines and Dimensions ............................................................................................................................. 8
SECTION 2: SAFE PRACTICES
2-1 Recommendations .................................................................................................................................... 10
SECTION 3: RECEIVING, HANDLING AND STORAGE
3-1 General ...................................................................................................................................................... 11
3-2 Receiving ................................................................................................................................................... 11
3-3 Handling ..................................................................................................................................................... 11
3-4 Storage ...................................................................................................................................................... 11
3-5 Tools and Accessories ............................................................................................................................... 12
3-6 Type VCP-W Vacuum Circuit Breaker Element Weights (Tables 3.1, 3.2, 3.3 and 3.4) ........................... 12
SECTION 4: INITIAL INSPECTION AND INSTALLATION
4-1 Introduction ................................................................................................................................................ 19
4-2 Manual Operation Check ........................................................................................................................... 19
4-3 Vacuum Interrupter Integrity ...................................................................................................................... 19
4-4 Insulation .................................................................................................................................................... 19
4-5 Contact Erosion and Wipe ......................................................................................................................... 19
4-6 Primary Circuit Resistance ........................................................................................................................ 19
4-7 Nameplate .................................................................................................................................................. 19
4-8 Electrical Operation Check ........................................................................................................................ 20
4-8.1 Circuit Breaker Insertion and Removal .................................................................................... 20
4-8.2 Operation Check Performance ................................................................................................ 22
4-9 Circuit Breaker/Structure Interfacing .......................................................................................................... 23
4-9.1 Interface Interlocks/interfacing check ....................................................................................... 23
Courtesy of NationalSwitchgear.com
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