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BE1-79A Functional Description
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SECTION 3
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FUNCTIONAL DESCRIPTION
TABLE OF CONTENTS
INTRODUCTION.................................................................................................................................... 3-1
HARDWARE .......................................................................................................................................... 3-1
100 Series Description ....................................................................................................................... 3-1
200 Series Description ....................................................................................................................... 3-1
CIRCUIT OPERATION .......................................................................................................................... 3-1
Inputs.................................................................................................................................................. 3-1
Microprocessor ................................................................................................................................... 3-3
Outputs ............................................................................................................................................... 3-3
INTERCONNECTIONS.......................................................................................................................... 3-5
RECLOSER OPERATION ..................................................................................................................... 3-7
Power-Up............................................................................................................................................ 3-7
Reset .................................................................................................................................................. 3-8
Lockout ............................................................................................................................................... 3-8
Reclosing Sequences......................................................................................................................... 3-8
Figures
Figure 3-1. Function Block Diagram .......................................................................................................... 3-1
Figure 3-4. Power-Up Flow Chart.............................................................................................................. 3-7
Figure 3-5. Reclose Settings Example ...................................................................................................... 3-9
Figure 3-6. Reclosing Flow Chart ............................................................................................................ 3-10
Tables
Table 3-1. Contact Sensing Jumpers ........................................................................................................ 3-2
Table 3-4. Outputs Description for ACR11A Operation............................................................................. 3-3
Table 3-5. Outputs Description for ACR11B Operation............................................................................. 3-4
Summary of Contents for BE1-79A
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