Siemens 7SV512 - Page 128

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7SV512 v1 Appendix

128 C53000-G1176-C91

7005 OPER. 1st L 7010 FEEDER ADD.

7800 SCOPE OF FUNCTIONS

7828 FAULT RECRD 7885 PARAM.C/O

7838 POLE DISCR 7899 FREQUENCY

7869 LSA

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Table of Contents5
Introduction9
Application9
Features10
Design11
Arrangements11
Dimensions13
Ordering Data15
Technical Data16
General Data16
Inputs/Outputs16
Electrical Tests18
Mechanical Stress Tests19
Climatic Stress Tests20
Service Conditions20
Design20
Circuit Breaker Failure Protection21
Circuit Breaker Pole Discrepancy Supervision21
Ancillary Functions22
Method of Operation23
Operation of Complete Unit23
Circuit Breaker Failure Protection25
General25
Current Flow Monitoring26
Processing of the Circuit Breaker Auxiliary Contacts27
Initiation Conditions and Delay Times29
Common Phase Initiation29
Two-Stage Breaker Failure Protection with Common Phase Initiation30
Phase Segregated Initiation30
Combined Initiation Conditions33
Function Examples33
Circuit Breaker Not Fully Operational34
Transfer Trip to the Remote End Circuit Breaker34
Hardware Supervision and Blocking34
End Fault Protection36
Circuit Breaker Pole Discrepancy Supervision36
Ancillary Functions37
Processing of Annunciations37
Indicators and Binary Outputs (Signal Relays)37
Information on the Display Panel or to a Personal Computer37
Information to a Central Unit (Optional)38
Data Storage and Transmission for Fault Recording38
Operating Measurements and Conversion38
Monitoring Functions39
Hardware Monitoring39
Software Monitoring40
Monitoring of External Measuring Transformer Circuits40
Installation Instructions41
Unpacking and Repacking41
Preparations41
Mounting and Connections42
Model 7SV512K42
Checking the Rated Data42
Control D.C. Voltage of Binary Inputs42
Checking the LSA Data Transmission Link44
Connections45
Checking the Connections47
Configuration of Operational Functions48
Operational Preconditions48
Settings for Operating Parameters48
Configuration of the Device Functions51
Introduction51
Programming the Scope of Functions52
Marshalling of Binary Inputs, Binary Outputs and LED Indicators53
Introduction53
Marshalling of the Binary Inputs55
Marshalling of the Signal Output Relays58
Marshalling of the LED Indicators61
Marshalling of the Command (Trip) Relays63
Configuration Parameters for Localized Substation Automation65
Operating Instructions67
Safety Precautions67
Dialog with the Relay67
Membrane Keyboard and Display Panel67
Operation with a Personal Computer68
Operational Preconditions68
Representation of the Relay (Front View)69
Setting the Functional Parameters70
6.3.1. Introduction70
Parameterizing Procedure70
Selectable Parameter Sets71
Setting of Date and Time72
Initial Displays73
Power System Data73
Settings for Circuit Breaker Failure Protection75
Settings for Fault Recording80
Settings for Measured Value Monitoring81
Settings for Breaker Pole Discrepancy Supervision82
Annunciations83
Introduction83
Operational Annunciations84
Fault Annunciations88
Circuit Breaker Operation Statistics91
Read-Out of Operational Measured Values92
Operational Control Facilities93
Adjusting and Synchronizing the Real Time Clock93
Off/On Control of Part Functions of the Device95
Selection of Parameter Sets97
Read-Out of Settings of a Parameter Set97
Change-Over of the Active Parameter Set from the Operating Panel97
Change-Over of the Active Parameter Set Via Binary Inputs98
Testing and Commissioning99
General99
Testing the Circuit Breaker Failure Protection100
Testing the End Fault Protection101
Testing the Circuit Breaker Pole Discrepancy Supervision101
Commissioning Using Primary Tests102
Checking the Initiation Conditions102
Checking the Local Trip with Breaker Failure Criterion from the Auxiliary Contacts103
Checking the Local Trip and the Current Circuits103
Checking the Intertrip to the Opposite Feeder End104
Checking the Bus-Bar Trip104
Putting the Relay into Operation105
Maintenance and Fault Tracing106
Routine Checks106
Replacing the Clock Module107
Fault Tracing108
Replacing the Mini-Fuse109
Repairs111
Storage111
Appendix112
General Diagrams113
Connection Diagrams116
C Tables119

Siemens 7SV512 - Page 128

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