7SA511 Line Protection RelayChapter 5

Programming the Relay

Table of Contents

 

5. Programming the Relay

5-3

5.1

Introduction

5-3

5.2

Operator Panel

5-3

5.3

General Procedures for Programming the Relay

5-6

5.3.1 Selecting an Address

5-8

5.3.2 Placing the Relay in Programming Mode

5-8

5.3.3 Changing a Setting

5-9

5.3.4 Saving New Settings

5-10

5.4

Enabling the Relay for Substation Control (Optional)

5-10

5.5

Waveform Capture Settings

5-11

5.6

Relay Scope of Functions (7800)

5-14

5.7

Operating Settings

5-15

5.7.1 Operating Parameters (7000)

5-15

5.7.2 Real-Time Clock (8100)

5-17

5.8

Parameter Changeover (Optional)

5-18

5.8.1 Configuring a Parameter Set

5-19

5.8.2 Selecting the Active Parameter Set

5-21

5.8.3 Deactivating Parameter Changeover

5-22

5.9

System Settings

5-22

5.9.1 Power System Settings (1100)

5-22

5.9.2 Settings for Measured Value Monitoring (2900)

5-23

5.10 Distance Protection Settings

5-24

5.10.1 General Settings (1200)

5-26

5.10.2 Independent Zones Z1, Z2, Z3 (1300)

5-27

5.10.3 Controlled (Overreach) Zones Z1B and Z1L (1400)

5-28

5.10.4 Overcurrent Fault Detection Settings

5-29

5.10.5 Voltage Controlled Overcurrent Fault Detection

5-30

5.10.6 Polygonal Impedance Fault Detection

5-31

5.10.7 Determination of the Fault Loop for Grounded Systems (1700)

5-32

5.10.8 Determination of the Fault Loop for Ungrounded Systems (1800) (Optional)

5-32

5.11 Power Swing Protection (2000) (Optional)

5-33

5.12 Pilot Protection

5-34

5.12.1 Permissive Underreach Transfer (2100)

5-34

5.12.2 Permissive Overreach Transfer (2200)

5-35

5.13 Emergency Overcurrent Protection (2600)

5-36

5.14 Ground Fault Protection for Ungrounded Systems (3000) (optional)

5-37

5.15 High-Resistance Ground Fault Protection for Grounded Systems (Optional)

5-38

5.15.1 Directional Protection With Nondirectional Backup (3100)

5-39

5.15.2 Directional Comparison Protection With Nondirectional Backup (3200)

5-40

5.15.3 Nondirectional, Inverse Time Overcurrent Protection (3300)

5-41

July 27, 1995

5-1

Page 85
Image 85
Siemens 7SA511 manual Programming the Relay