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SENTRON 3WA
Siemens SENTRON 3WA User Manual
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Introduction
1.7
Standards
3WA Air Circ
uit Breake
r Commun
ication
10
System M
anual
,
11/20
21
,
9231000
0004
-
02
1.7
St
andard
s
The 3WA1 air cir
cuit breakers comply w
ith the following stan
dards:
•
IEC
60947
-2
•
IEC
60947
-
2 A
nnex
F / CI
SPR
11/22 Class
B
•
Climate
-
proof according to IEC
60068
-2-
30
11
13
Table of Contents
Table of Contents
5
Introduction
7
Scope of Validity of this Document
7
Target Readers of this Documentation
7
Technical Support
7
Reference Documents
7
Advanced Training Courses
8
Safety Instructions
9
Safety Regulations
9
Security Information
10
Open Source Software
10
More Information on Open Source Software for 3WA Circuit Breakers
11
Standards
12
System Description
13
The 3WA Air Circuit Breaker
13
The Cubiclebus² Bus System
13
COM190 Communication Module
15
Status of the Circuit Breaker
17
Introduction
17
The ETU600 Electronic Trip Unit as an Information Center
18
Indication of Tripping Cause
19
Status of the ETU
20
Status of the Mechanical System
22
Status of Position of Withdrawable Circuit Breaker in the Guide Frame
23
DAS+ Status
24
Status of Warnings
26
Status of Alarms
27
Activation Status of Protective Functions
28
Status of the ETU Error Messages (Self-Monitoring Function)
29
Status of the Main Contacts of the Circuit Breaker
30
Parameterization and Remote Control
31
Parameterization of the Protection Parameters
31
Close/Open Circuit Breaker Via Modbus TCP
35
Parameterization of Ground-Fault Protection (GF)
36
Modbus TCP
37
General
37
Addressing
37
Function Codes, Metering Values and Parameters
38
Function Codes
38
Metering Values, Parameters and Commands
38
Reading Metering Values and Parameters
38
Writing Parameters
38
Writing Commands
39
Transactions
40
MODBUS Error Codes
40
Invalid Values
41
Difference between Modbus Register Number and Register Address
41
Modbus TCP Whitelist
41
Configurable Modbus TCP Port
45
System Time with SNTP
45
Requirement
45
Settings
46
Data Points
47
Parameters
48
Profinet Io
49
General
49
Technical Specifications of the Communication Interfaces
50
Metering Values, Addressing und Data Traffic
51
Metering Values
51
Cyclic Data Traffic
53
Acyclic Data Traffic
64
Interrupt, Error and System Messages
68
General
68
Structure of the Diagnostic Messages
68
Diagnostic and Maintenance Alarm Messages
74
Process Alarm Messages
76
Disposal
77
ESD Guidelines
79
Electrostatic Sensitive Devices (ESD)
79
List of Abbreviations
81
Table of Abbreviations
81
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Siemens SENTRON 3WA Specifications
General
Brand
Siemens
Model
SENTRON 3WA
Category
Circuit breakers
Language
English
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