Entec EVRC2A - Default Chapter; Table of Contents

EVR AUTOMATIC RECLOSER http://www.entecene.co.kr
3
ENHANCED TECHNOLOGY
TABLE OF CONTENTS
GENERAL GUIDANCE............................................................................................................ 5
1. INTRODUCTION ...........................................................................................................6
2. STANDARD RATINGS ..................................................................................................
7
3. CONSTRUCTION...........................................................................................................8
3.1. INTERRUPTER................................................................................................................10
3.2. MAGNETIC ACTUATOR................................................................................................ 10
3.3. BUSHING......................................................................................................................... 11
3.4. MANUAL TRIP/LOCKING DEVICE ............................................................................. 12
3.5. SF6 GAS ........................................................................................................................... 13
3.5.1. General ................................................................................................................... 13
3.5.2. Specification of Sulphur Hexa Fluoride Gas (SF6)................................................ 13
3.5.3. SF6 gas pressure-Temperature Curve..................................................................... 14
3.6. MOLECULAR SIEVE...................................................................................................... 14
3.7. BATTERY AND BATTERY CHARGER ......................................................................... 15
3.8. CONTROL CUBICLE...................................................................................................... 16
3.9. AUXILIARY POWER SUPPLY....................................................................................... 17
3.10. GAS FILLING VALVE................................................................................................... 20
3.11. ACCESSORIES...............................................................................................................20
4. PACKING, HANDLING AND STORAGE .................................................................21
4.1. PACKING AND DESPATCH ........................................................................................... 21
4.2. UNPACKING AND HANDLING .................................................................................... 21
4.3. RECEIVING ..................................................................................................................... 22
4.4. STORAGE ........................................................................................................................ 22
5. INSTALLATION...........................................................................................................23
5.1. INSPECTION BEFORE INSTALLATION...................................................................... 23
5.1.1. General ................................................................................................................... 23
5.2. TESTING .......................................................................................................................... 23
5.2.1. Gas pressure ........................................................................................................... 23
5.2.2. Battery check.......................................................................................................... 24