Siemens 7SA511 manual Programming the Relay

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