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Siemens SICAM - Connection Diagrams
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Connection Diagrams
7.1
Connection Diagrams
70
7.2
Installing the Device
73
7.3
Sensor Connections
74
7.4
Modbus Connection of SICAM FCM with RTU
78
7
SICAM, Feeder Condition Monitor, Manual
69
E50417-H8940-C580-A4, Edition 03.2019
68
70
Table of Contents
Main Page
Default Chapter
3
Preface
3
Open Source Software
7
Table of Contents
9
1 Delivery
11
Delivery
12
2 Introduction
13
Overview
14
Environmental Protection Hints
20
3 Hardware Components and Drawings
21
Hardware Components
22
Terminal Diagram
23
Dimensional Drawings
25
4 Device Functions
29
Description
30
Measurements and Derived Values
30
Fault Detection
30
Fault-Reset Mechanism
32
Enhanced Fault Validation and Fault-Reset Function
33
Trip Time DMT and IDMT
36
Ground-Fault Parameter Active Group Setting
37
Fault Indication
37
DO Configuration
38
Operating Modes
38
Correction Factors for Lopo VT and Lopo CT (IEC 61869-10, IEC 61869-11)
38
Power-Flow Direction Reversal
39
P,Q Sign
39
3-Phase Angle Calculations
40
Phase-Sequence Monitoring
40
Determination of Fault Direction
41
Direction Determination of Phase Elements
42
Directional Ground Fault (Compensated/Resonant-Grounded)
43
Directional Ground Fault (in Isolated Electrical Power Systems)
43
Ground-Fault Direction for Solidly Grounded System
44
Ground-Fault Detection with Cos Φ/Sin Φ Measurement
45
Determination of a Ground Fault with the Pulse-Location Detection Mechanism
46
Determination of the Ground-Fault Phase
49
Determination of Repeated Phase Faults with Automatic Reclosing
49
Intermittent Ground Fault
49
Inrush-Current Detection/Blocking
50
Primary Current Settings
51
Ground-Current Calculation
51
Network Voltage Ratio
52
Voltage Measurements with Sensors as Per IEC 60044-7, IEC 61869-11 and with Conventional Voltage Sensors
52
Low-Voltage Measurement
53
Determination of Medium Voltage Via Low-Voltage Measurements
53
Voltage Measurement Via Integrated Voltage-Detecting Systems
54
Energy Measurement
55
RTC Synchronization
55
Remote Firmware Updates
56
Password Menu Access
56
Device Alerts
57
Archive Logging
58
Battery Freshness Mode
59
5 Technical Data
61
Device Technical Data
62
6 Type Testing
65
Type Testing
66
7 Connection Diagrams
69
Connection Diagrams
70
Installing the Device
73
Sensor Connections
74
Modbus Connection of SICAM FCM with RTU
78
A Parameterization
81
Parameterization
82
A.1 Parameterization
82
Parameterizing the User Interface
83
Editing the Device Settings
91
B Modbus Registers
93
Modbus Registers
94
B.1 Modbus Registers
94
Implementation of the Modbus Protocol
95
Bit-Type Data
95
Register-Type Data - Holding Registers
97
Register-Type Data - Input Registers
99
Bit-Type Data
107
Register-Type Data - Holding Registers
110
Register-Type Data - Input Registers
131
Register-Type Data - Analog Input Registers
144
Register-Type Data - Events
150
Register-Type Data - Trailing Pointers
153
Self-Test Mode
156
Glossary
171
Index
173
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