Siemens SIPROTEC 7SC805 Manual
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Siemens SIPROTEC 7SC805, Functions 2.2 Merging Unit SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 39 2.2.4 Information List No. Information Type of Information Comments 31010 >VTMCB aux Cont SP Indication of voltage fuse failure 31011 SMV global sync OUT SMV global synchronized 31013 PPS lost OUT PPS lost 31014 SMV local sync OUT SMV local synchronized 31015 SMV not sync OUT SMV not synchronized 31026 PPS bad quality OUT PPS bad quality 31027 PPS global sync OUT PPS global synchronized 31028 PPS local sync OUT PPS local synchronized 31029 Holdover runs OUT Holdover time runs
Siemens SIPROTEC 7SC805, Mounting and Commissioning 3.2 Checking Connections SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 90 HMI The optional HMI is connected via the 9-pin D-SUB socket. Table 3-1 Socket Assignment USB Interface The USB interface can be used to establish a connection between the merging unit and your PC. For the com- munication, the Microsoft Windows USB driver is used which is installed together with DIGSI (as of version V4.82). The interface is installed as a virtual serial COM port. We recommend the use of standard USB cables with a maximum length of 5 m/16 ft. Table 3-2 Assignment of t
Siemens SIPROTEC 7SC805, Appendix A.5 Default Settings SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 137 A.5.4 Function Keys Table A-4 The called functions are executed directly, e.g. via the Web-Monitor, without any feedbacks (one-push-button). Function Keys Default function F1 not pre-assigned F2 not pre-assigned F3 not pre-assigned F4 not pre-assigned F5 not pre-assigned F6 not pre-assigned F7 not pre-assigned F8 not pre-assigned F9 not pre-assigned F0 not pre-assigned
Siemens SIPROTEC 7SC805, Appendix A.5 Default Settings SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 136 A.5.2 Binary Input Table A-2 Binary input presettings for all devices and ordering variants A.5.3 Binary Output Table A-3 Output Relay Presettings for All Devices and Ordering Variants Binary Input Default function Function No. Description BI1 not pre-assigned - - BI2 >Brk Aux NC 4602 >Breaker contact(OPEN, if breaker is closed) Breaker Breaker BI3 >Brk Aux NO 4601 >Breaker contact(OPEN, if breaker is open) Breaker Breaker BI4 not pre-assigned - - BI5 not pre-assigned - - BI6 not pre-assigned - - BI7 not pre-assigned - - BI8 not pre-assigned - - B
Siemens SIPROTEC 7SC805, Appendix A.3 Connection Examples SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 131 A.3 Connection Examples Figure A-2 Current transformer connections to three current transformers and neutral point current (ground current) (Holmgreen connection) – appropriate for all networks Figure A-3 Current transformer connections to two current transformers – only for isolated or resonant-grounded networks
Siemens SIPROTEC 7SC805, Siemens Aktiengesellschaft Order no.: C53000-G1140-C380-1 Note For safety purposes, please note instructions and warnings in the Preface. Disclaimer of Liability We have checked the contents of this manual against the hardware and software described. However, deviations from the description cannot be completely ruled out, so that no liability can be accepted for any errors or omissions contained in the information given. The information given in this document is reviewed regularly and any necessary corrections will be included in subsequent editions. We appreciate any suggested improvements. We reserve the rig
Siemens SIPROTEC 7SC805, Contents SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 11 3.3 Commissioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .94 3.3.1 Merging Unit Functionality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .96 3.3.2 Test Mode and Transmission Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .96
Siemens SIPROTEC 7SC805, Mounting and Commissioning 3.3 Commissioning SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 103 3.3.7 Switching Test for Configured Equipment Switching via Command Input If the configured equipment was not switched sufficiently in the hardware test already described, configured equipment must be switched on and off from the device via the integrated control element. The feedback infor- mation on the circuit breaker position injected via binary inputs is to be read out at the device and compared with the actual breaker position. The switching procedure is described in the SIPROTE
Siemens SIPROTEC 7SC805, Functions 2.4 Command Processing SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 55 Switching Mode The switching mode serves for activating or deactivating the configured interlocking conditions at the time of the switching operation. The following (local) switching modes are defined: • For local commands (CS = LOCAL) - interlocked (normal) or - unlocked (non-interlocked) With a 7SC805, the switching mode can be changed between "interlocked" and "unlocked"
Siemens SIPROTEC 7SC805, Mounting and Commissioning 3.3 Commissioning SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 95 connected via P2P (point to point), HSR(High Speed Redundacy) or PRP(Parallel Redundacy Protocol). Basic configurations of the Ethernet connection is explained in the SIPROTEC 4 System Description /1/. Moreover, further configurations special are for the IEC61850-9-2 SV-telegram such as Destination MAC ad- dress, APPID, VLAN, SMV-ID. There are two kinds of methods to configure these settings with the selection Disable or Enable in the parameter 0459 SysCon MU Configuration. If Enable is selected, the IEC61850-9-2 SV-tele
Siemens SIPROTEC 7SC805, Functions 2.1 General SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 21 Special Features Most settings are self-explanatory. The special cases are described in the following At address 369 VT Con Type, you can specify the connection type of the voltage inputs. If you are using normal voltage transformers, select CONVENTIONAL. With 459 Syscon MU Configuration, you can define whether the communication parameter configured with System configurator or not. With 461 PhaseIndepRatio, you can specify if the independent CT/VT ratio is supported for each channel. Under addres
Siemens SIPROTEC 7SC805, Appendix A.7 Functional Scope SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 140 A.7 Functional Scope Addr. Parameter Setting Options Default Setting Comments 104 OSC. FAULT REC. Disabled Enabled Disabled Oscillographic Fault Records 369 VT Con Type Conventional Cap. Volt.Meas. Conventional Voltage connection type 459 SysConMUConf Enabled Disabled Enabled MU Configuration via IEC61850 Configurator 461 PhaseIndepRatio Enabled Disabled Disabled Phase Independent Ratio
Siemens SIPROTEC 7SC805, Appendix A.9 Information List SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 145 - >CB ready Spring is charged (>CB ready) Process Data SP * * * LED BI BO CB - >Door closed (>DoorClose) Process Data SP * * * LED BI BO CB - >Cabinet door open (>Door open) Process Data SP On Off * * LED BI BO CB 101 1 1 Yes - >CB waiting for Spring charged (>CB wait) Process Data SP On Off * * LED BI BO CB 101 2 1 Yes - >No Voltage (Fuse blown) (>No Volt.) Process Data SP On Off * * LED BI BO CB 160 38 1 Yes
Siemens SIPROTEC 7SC805, Mounting and Commissioning 3.1 Mounting and Connections SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 76 Replacing the Fuse The position of the fuse on the module is shown in the following figure. The F200 fuse is intended for the aux- iliary voltage. Figure 3-3 Placing the fuse Remove the defective fuse. Insert the new fuse with the following technical data into the fuse holder: 5 mm x 20 mm (0.20 * 0.79 in) safety fuse T characteristic Rated current 2.0 A for F200 250 V nominal voltage Switching capability 1500 VA/ 300 VDC
Siemens SIPROTEC 7SC805, Functions 2.2 Merging Unit SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 36 At Address 456A OptFlds sam-syn, it is checked whether the field smpSynch is contained in IEC61850-9-2 tele- gram At Address 457A OptFlds samrate, it is checked whether the field smpRate is contained in IEC61850-9-2 tele- gram. Local Area Clock Identifier Address 485 IEC61850Ed2Sync informs the unique identifier of the specific local area clock if known, or 1 if the identifier is not known. For example, 1PPS input does not include the local area clock unique identifier, and thus the specific local area clock is in general unknown. Destination MA
Functions 2.3 Additional Functions SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 43 Table 2-1 Legend for the conversion formulae(For 3-Phase Ratio) Depending on the type of device ordered and the device connections, some of the operational measured values listed below may not be available. The phase–to–ground voltages are either measured directly, if the voltage in
Siemens SIPROTEC 7SC805, Functions 2.4 Command Processing SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 51 The check of interlocking can be programmed separately for all switching devices and tags that were set with a tagging command. Other internal commands such as manual entry or abort are not checked, i.e. carried out independent of the interlocking. Figure 2-3 Example of an operational annunciation for switching circuit breaker (Q0) Standard Interlocking (default) The standard interlockings contain
Siemens SIPROTEC 7SC805, Technical Data 4.2 Additional Functions SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 118 Fault Recording Operating Hours Counter Commissioning Aids Clock IEC 61850 GOOSE (inter-device communication) max. 8 fault records saved by buffer battery also in the event of auxiliary voltage failure Storage period 6 s per fault record, in total up to 18 s at 50 Hz (max. 15 s at 60 Hz) Sampling rate at 50 Hz Sampling rate at 60 Hz each 1 instantaneous value per 1.0 ms each 1 instantaneous value per 0.83 ms Display range up to 7 decimal places Criterion Exceeding an a
Mounting and Commissioning 3.1 Mounting and Connections SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 75 Unscrew all screws with which the cover is fixed to the device. Remove the protective cap of the GPS antenna, if any. Now carefully remove the housing. Figure 3-2 Housing
Siemens SIPROTEC 7SC805, SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 71 Mounting and Commissioning 3 This chapter is intended for experienced commissioning staff. The staff must be familiar with the commissioning of control systems, with power systems management and with the relevant safety rules and guidelines. Under certain circumstances, it may become necessary to adapt parts of the power system hardware. Some of the primary tests require the protected line or equipment to carry load. 3.1 Mounting and Connections 72 3.2 Checking Connections 89 3.3
Siemens SIPROTEC 7SC805, Functions 2.4 Command Processing SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 52 Figure 2-4 Standard interlockings Note The merging unit 7SC805 additionally features a service interlocking function for blocking switching commands for selected switches. For more details, see the following margin heading „Service Interlocking“. The following figure shows the configuration of the interlocking conditions using DIGSI.
Functions 2.1 General SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 22 - Brk OPENED IntSP Breaker OPENED - HWTestMod IntSP Hardware Test Mode - SynchClock IntSP_Ev Clock Synchronization 3 >Time Synch SP_Ev >Synchronize Internal Real Time Clock 5 >Reset LED SP >Reset LED 15 >Test mode SP >Test mode 16 >DataStop SP >Stop data transmission
Functions 2.5 Device Operation SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 69 Figure 2-14 Measurement log example 2.5.2 Operation Panel of the Device The merging unit 7SC805 is available with or without operation panel. The operation panel can be permanently attached to the 7SC805 or it can be detached. All functions described in the
Siemens SIPROTEC 7SC805, Mounting and Commissioning 3.3 Commissioning SIPROTEC, 7SC805, Manual C53000-G1140-C380-1, Release date 05.2014 94 3.3 Commissioning WARNING! Warning of dangerous voltages when operating an electrical device Non-observance of the following measures can result in death, personal injury or substantial property damage. Only qualified people shall work on and around this device. They must be thoroughly familiar with all warnings and safety notices in this instruction manual as well as with the applicable safety steps, safety regulations, and precautionary measures. Befor
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