Siemens SENTRON VL Series

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3VL molded-case circuit breaker

4.2 COM20 connection

3WL/3VL circuit breakers with communication capability - PROFIBUS

104 System Manual, 03/2011, A5E01051353-02

Main Page

Table of Contents3
Introduction and Overview9
General Information9
Structure of the Manual9
Introduction9
SENTRON Circuit Breakers9
Bus Systems11
Profibus Dp11
Ethernet14
Modbus RTU15
Communication Structure of the SENTRON Circuit Breakers16
General Information19
Other System Manuals and Literature19
Approvals19
Standards and Approvals20
Orientation Aids20
Up-To-The-Minute Information at All Times20
Scope20
3WL Air Circuit Breakers23
Introduction and Overview23
The Cubiclebus26
Communications Capability of Electronic Trip Units (ETU)27
Function Overview of the Overcurrent Tripping System29
Availability of the Data on the Cubiclebus31
COM15 Module and BSS Module33
PROFIBUS DP COM15 Module33
Connection of the COM15 Module34
PROFIBUS Installation Guideline37
PROFIBUS Write Protection (Dpwriteenable)38
Data Exchange Via the COM1538
Breaker Status Sensor (BSS)41
Metering Functions42
Metering Function PLUS42
Voltage Transformer48
Delay of the Threshold Warning53
Functions and Parameters53
Important Functions and Parameters for Communication53
Load Management54
Extended Protection Function55
Threshold Values56
Lower Limit of Power Transmission56
Direction of Incoming Supply56
Events and Tripping Operations57
External Cubiclebus Modules58
General Information58
Rotary Coding Switch59
Installing the Cubiclebus Modules59
Connection of the Power Supply59
Maximum Configuration of the Cubiclebus60
Installation Guidelines for the Cubiclebus61
Connection of External Cubiclebus Modules61
LED Indicator64
Test of the Digital Input and Output Modules65
Digital Input Module67
Parameter Set Changeover68
Technical Data69
Digital Output Module with Rotary Coding Switch69
Technical Data71
Configuration of the Digital Output Module72
LED Indicator73
Technical Data76
Analog Output Module76
Selecting the Measured Values77
Test Function81
Technical Data81
ZSI Module81
Measuring Accuracy82
3WL Breaker Measuring Accuracy82
External Current Consumption with Cubiclebus83
Power Required by a SENTRON WL with Cubiclebus83
Selecting the Power Supply84
3VL Molded-Case Circuit Breaker87
Brief Description87
Brief Description of SENTRON VL87
Overview of the Accessories88
Properties of the Trip Units90
Electronic Overcurrent Tripping Systems90
Protection Functions90
Data Transfer Via PROFIBUS DP93
COM20 Connection95
Data Exchange with the COM2095
Setting the PROFIBUS Address of the COM2096
COM20 Pin Assignment97
PROFIBUS Installation Guidelines COM2098
PROFIBUS DP Write Protection with COM2098
Communication Connection to the ETU99
Connecting the Optional Motorized Operating Mechanism to COM2099
LED Indicators on the COM20102
Measuring Accuracy103
Zone Selective Interlocking105
Zsi105
Introduction105
Selectivity105
Time Selectivity106
ZSI Function107
Operating Principle108
Course over Time108
Condition ZSI = on and Presence of a Short-Circuit (S)108
Condition ZSI = on and Presence of a Ground Fault (G)109
Examples110
Function Example110
Tabular Representation111
Short-Circuit111
Ground Fault111
Example of 3 Grading Levels Without Coupling Switch112
Cancelation of the ZSI out Signal113
Coupling Switch114
Wiring Example115
Circuit Breakers Without ZSI Function117
Sentron 3Wl118
Technical Data118
Applications119
Configuration119
Connection119
Test Function119
Led119
Sentron 3Vl120
Com20/Com 21120
Technical Data120
Applications121
Configuration121
Connection121
Led121
PROFIBUS Data Transfer123
Integration of the Circuit Breakers into a Communication System123
Communication123
Communication with a PROFIBUS DP Class 1 Master124
Communication with a PROFIBUS DP Class 2 Master125
Integration with the GSD File125
The Three Communication Paths129
6.7 Setting and Changing the PROFIBUS Address of the COM15/COM20131
PROFIBUS Profile for SENTRON Circuit Breakers135
Cyclic Data Traffic135
Data Transfer to the PLC143
Interface to S7-300 and Control/Diagnosis Via PROFIBUS143
Creating a New Project143
Hardware Configuration in HW Config146
Interface Setting for Initial Configuration of a CPU Via MPI152
Control Program Example154
Procedure for Opening the Programming Tool154
Using Cyclic Data155
Read Data Sets157
Write Data Sets159
Reading out Diagnostics160
Sync/Unsync/Freeze/Unfreeze161
Functional Sequences/Description of Functions164
Diagnostic Messages164
SYNC and FREEZE171
Time Synchronization172
Data Library175
Chapter Overview175
Scaling176
Abbreviations of the Data Sources176
Units177
Function Classes177
Function Classes of the Data Points177
Data Points for Controlling the SENTRON Circuit Breakers178
Data Points for Detailed Diagnostics of the SENTRON Circuit Breakers179
Data Points for Identifying the SENTRON Circuit Breakers181
Data Points for Measured Values Current182
Data Points for Measured Values Voltage183
Data Points for Measured Values Power185
Data Points for Other Measured Values187
Data Points for the Time Stamp (TS) of the Measured Values189
Parameters of the SENTRON Circuit Breakers (Primary Protection Function)191
Parameters of the SENTRON Circuit Breakers (Extended Protection Function)193
Parameters of the SENTRON Circuit Breakers (Parameters for Threshold Value Alarms)195
Parameters of the SENTRON Circuit Breakers198
Adjustment, Etc.)198
Data Sets199
Data Set DS 0 S7-V1 System Diagnostics199
Data Set DS 1 System Diagnostics200
Data Set DS 51 Main Overview201
Data Set DS 52 Main Overview 1203
Data Set DS 64 Data of the Harmonic Analysis206
Data Set DS 68 Data of the Cubiclebus Module207
Data Set DS 69 Status of the Modules208
Data Set DS 72 Min. and Max. Measured Values210
Data Set DS 73 Min. and Max. Measured Values of the Voltages214
Data Set DS 74 Min. and Max. Measured Values of the Powers217
Data Set DS 76 Min. and Max. Measured Values of the Frequency and the THD219
Data Set DS 77 Min. and Max. Measured Values of the Temperatures221
Data Set DS 91 Statistical Information222
Data Set DS 92 Diagnostics Data224
Data Set DS 93 Controlling the Circuit Breakers226
Data Set DS 94 Current Measured Values227
Data Set DS 97 Detailed Identification232
Data Set DS 100 Identification Overview234
Data Set DS 128 Parameters of the Metering Function and Extended Protection Function235
Data Set DS 129 Parameters of the Protection Function and Settings for Load Shedding and Load Pick up239
Data Set DS 130 Parameters for the Threshold Values243
Data Set DS 131 Switching the Parameters for the Extended Protection Function and the Threshold Values on and off248
Data Set DS 160 Parameters for Communication251
Data Set DS 162 Device Configuration252
Data Set DS 165 Identification Comment253
Formats253
Formats of the Data Points253
General Data Formats254
Special Data Formats257
Data Formats 15 to 24259
Data Formats 88 to 162264
Data Formats 307 to 373270
Data Formats 401 to 426275
List of Abbreviations279
Glossary281
Index285

Siemens SENTRON VL Series

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