Name: Siemens SIMOSEC
Brand: Siemens
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Description

20 REVISION 02 * DESCRIPTION SIMOSEC * 832-6063.0

FII-Protection-System (option)

The Fuse-Installed-Intact-Protection-Sytsem (FII-Protection-Sytsem) prevents moving the

three-position switch to CLOSED position if any fuse is blown or not installed.

Fig. 15: Shuttter of FII-Protection-Sytsem

Default Chapter3
- Table of Contents3
Safety Instructions5
1 Introduction5
2 Qualified Person5
3 Signal Words5
4 Dangerous Procedures6
5 Field Service Operation6
Description7
6 Features7
7 Panel Versions9
8 Components10
- Three-Position Switch-Disconnector10
- Operating Mechanisms for the Three-Position Switches11
- Current and Voltage Transformers15
- Protection and Control Equipment16
- HV HRC (Current Limiting) Fuse Assembly17
- Interlocks19
- Bus Bars21
- Cable Connection21
- Rating Plates22
- Ready-For-Service" Indicator for SF Gas23
- Voltage Detection Systems24
- Accessories25
- Electrical Data, Pressure Values, Temperature27
9 Technical Data27
- Tightening Torques28
- Protection against Solid Foreign Bodies, Electric Shock and Ingress of Water29
- Standards and Guidelines30
- Type of Service Location30
- Service Conditions31
- Insulating Capacity and Site Altitude32
- Make-Proof Grounding Switch (Feeder Grounding Switch)33
- Selection of HV HRC (Current Limiting) Fuses33
- Three-Position Switch-Disconnector33
- Cable Terminations34
Installation35
10 Receiving, Handling & Storage35
11 Unloading the Switchgear and Transporting to the Place of Installation39
- Installing the End Wall44
12 Installing the Panels44
- Aligning the Panel and Fastening to the Foundation45
- Aligning and Joining Another Panel46
- Installing the Bus Bar48
- Installing the Ground Bus Bar51
- Connecting the Station Ground Grid to the Switchgear Frame52
- Installing the End Wall52
13 Connecting High Voltage Cables53
- Preparing Connection of High Voltage Cables53
- Cable Connection Types54
- Installing Cold Shrink Insulation at Cable Connections56
- Connecting Cable Panel to High Voltage61
- Connecting Fuse Switch Panel to High Voltage62
- Connecting Metering Panel to High Voltage63
- Connecting Low Voltage Wiring64
- Connecting the Space Heater64
14 Installing and Connecting Low Voltage Equipment64
- Installing Secondary Cables64
- Checking the Assembly Work and the Accessories65
- Instructing the Operating Personnel65
15 Switchgear Extension65
- Final Work66
- Testing the Switchgear Electrically66
- Operating the Switchgear for Test67
- Testing68
- Connecting Operating Voltage (High Voltage)69
16 Placing SIMOSEC Switchgear into Service65
- Safety Instructions65
Operation70
17 Indicators and Control Elements70
18 To be Observed for Operation71
- Verification of Readiness for Service71
- Verification of Safe Isolation from Supply of a Feeder71
- Indicators and Control Elements of the Three-Position Switch73
19 Operating the Three-Position Switch73
- Preconditions for Operation75
- Switching the Three-Position Switch to CLOSED Position75
- Switching the Three-Position Switch to OPEN Position76
- Switching the Three-Position Switch to GROUNDED Position77
- Switching the Three-Position Switch from GROUNDED to OPEN Position79
- Switching the Three-Position Switch with FII-Protection-System (Option)80
- Indicators and Control Elements of the Make-Proof Grounding Switch82
20 Operating the Make-Proof Grounding Switch82
- Preconditions for Operation83
- Switching the Make-Proof Grounding Switch to GROUNDED Position84
- Switching the Make-Proof Grounding Switch to OPEN Position85
21 Grounding of Panels that Do Not Have Switching Devices86
Maintenance87
22 Switchgear Maintenance87
- Recommended Hand Tools88
- Recommended Maintenance and Lubrication89
- Cleaning the Switchgear90
23 Access to the Switchgear91
- Checking Corrosion Protection91
- Identifying the Panel91
- Returning SIMOSEC Switchgear to Service91
- Removing the Cable Compartment Cover92
- Removing the Cover of the Compartment for Customer Low Voltage Equipment95
- Removing the Cover of the Bus Bar Compartment96
24 Testing96
- Verification of Grounding96
- Verification of Correct Terminal-Phase Connections97
- Cable Testing98
- Cable Sheath Testing99
- Preparing Fuse Replacement99
25 Replacing HV HRC (Current Limiting) Fuses99
- Checking the Fuse Tripping Mechanism100
- Removing HV HRC (Current Limiting) Fuse Link100
- Completing Fuse Replacement102
- Installing the HV HRC (Current Limiting) Fuses102
26 Switchgear Recycling103
27 Help103
28 Index104

Brand	Siemens
Model	SIMOSEC
Category	Power distribution unit
Language	English

Siemens SIMOSEC User Manual

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