scheider electric MiCOM P746 - Table of Contents

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Settings P746/EN ST/G31

MiCOM P746 (ST) 4-

CONTENTS

1. SETTINGS 3

1.1 Relay settings configuration 3

1.1.1 Default settings restore 5

1.2 Protection settings 6

1.2.1 System Configuration 6

1.2.2 Differential protection configuration 7

1.2.3 Dead Zone Overcurrent configuration 10

1.2.4 Non directional Phase overcurrent protection 10

1.2.5 Earth fault (only available for one box mode) 12

1.2.6 Circuit Breaker Fail and undercurrent fonction 13

1.2.7 Supervision 13

1.3 Control and support settings 14

1.3.1 System data 15

1.3.2 Date and time 16

1.3.3 CT and VT Ratios 18

1.3.4 Record control 19

1.3.5 Measurements 20

1.3.6 Communications 20

1.3.7 Commissioning tests 23

1.3.8 Opto configuration 24

1.3.9 Control input configuration 25

1.3.10 Function keys 25

1.3.11 “IED Configurator” column 26

1.3.12 “SECURITY CONFIG” column 28

1.3.13 Control input labels 29

1.4 Disturbance recorder settings 29