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1. SG 50 KOMBISAVE S4r IT systems OVERLOAD SHORTCUT EARTH FAULT V or direction fault Blocked Combined protection Precision actuation and triggering The SG 50 KOMBISAVE is a numeric protection and control device for use in medium voltage distribution systems industry and uncoupling protection at decentralised generators The modular separation of the protection and con trol functions means economic benefits in plant management are attained It is in protection technology in particular that we attach the greatest of importance to quality and longevity In addition to greater precision the idea of simple and reliable configuration familiar from the established telecontrol systems of the series5 are also deployed in the SG 50 KOMBISAVE Self explanatory menu navigation means that manuals are broadly redundant Typical fields of use e Definite inverse time delay overcurrent protection simple or directional e Power protection with optional automatic reclosing e Transformer protection with thermal dual body map e Machinery protection rotor blocking protection Earth fault protection with intermitting EF detection Protection of decentralised generation plants QU protection e Busbar protection with H2 logic e Reserve protection in HV networks IT Ssystems SG 50 KOMBISAVE short profile Combi protection with precision function in tailor made designs with variable transformer config uration and sel2. 1 35 Hz Crossover frequency 8 9 Hz Horizontal 3 5 mm 10 m s Vertical 1 5 mm 5 m s 10 150 Hz 0 075 mm 19 Ea 11 ms 15 g Eb 16 ms 10 g IEC 60255 6 10 C to 55 C 25 C to 55 C 25 C to 70 C annual average 75 no condensation 95 at max 40 C for 30 days SG 50 KOMBISAVE product variants and Suggestions from the array of variations Single IOC protector e Single line protection with control e Auxiliary voltage 48 V DC ComimlUinicatlomleG 60270 5 103 R5 425 SG 50 V1 12U0 RS Single IOC protector with EF e Single line or motor protector with control lines transformer motors e Auxiliary voltage 240 V AC e Communication IEC 60870 5 103 RS 485 5G 50 V2 I4UO RS Cost effective distribution network protector e OC directional EF e complex motor protection e Auxiliary voltage 60 V DC e Communication IEC 60870 5 103 RS 485 SG 50 V1 I4U1 RS Directional IOC EF protector e Directional IOC directional EF U lt gt f lt gt complex motor protection e Auxiliary voltage 60 V DC e Communication IEC 60870 5 103 RS 485 e optional with synchro check fault location extendible SG 50 V1 14U4 RS QU QV protection e Reactive power undervoltage protection e Communication IEC 60870 5 103 RS 485 e Distance protection optionally extendible SG 50 VI I4U4 RS QU Distance protection e Directional IOC directional EF U lt gt f lt gt e Distance protection e Auxiliary v
3. of the device 1 Fully graphic high resolution TFT display Dynamic plant visualisation makes it easier to gain an overview of the plant status Clearly legible text fields indicate at a glance the important measured values 2 11 freely programmable three coloured LEDs for status and warning indications These LEDs can be set individually to red green or orange and be assigned to any functions static and flashing Push in strips can easily be used to label the LEDs 3 Four conveniently positioned navigation buttons for operation of the device 4 Separate button for switching between Remote control R and Local operation L Two orange LEDs signal the current operating mode 5 Two separate control buttons are used to activate plant equipment 6 Three separate function buttons These buttons can be assigned to frequently used functions such as accessing a particular menu 7 Mechanical key operated switch for interlocking switching operations for example during maintenance SHORTCUT EARTH FAULT V or direction fault Blocked SAE IT systems GmbH amp Co KG Control Plant visualisation The design of an installation and the equipment deployed therein can be shown graphically The acquisition of equip ment states via SG 50 KOMBISAVE inputs enables the dynamic visualisation of the current status of the real installation In addition clearly legible text fields indicate at a glance the most important measured v
4. 8U0 Accessories User manual Deliverables in digital format Customer specific push in strips LED labelling Deliverables DIGICOM basic configuration software Deliverables USB cable for connection to PC 2m type A A Assembly set surface mounting with brackets and button bolts DIGICOM advanced fault record analysis SG 50 KOMBISAVE functional scope Select here the options for the combination of protective I2 two current transformers functions and the transformer configuration required l4 four current transformers e g l l gt I l o UO no voltage converter Ul one voltage converter U4 four voltage converters e g U U Ua Uj Measured values and displays I2UO I4UO 14U1 14U4 LED three coloured freely programmable static flashing n n n m Illuminated graphical TFT colour display o o Oo O Network fault Current and voltage per phase KS duration binary inputs outputs date time o o o O Event list with 1000 events fault data recording max 8 s o o o O lla du f he min average thermal Fill level o o Oo O Uo Ur Uo Us U or U s U sy f P Q S cos 9 R X RO XO km miles Protection functions ANSI IEC Description I2UO I4UO 14U1 I4U4 Parameter records 2 2 4 4 50 51 I gt gt gt overcurrent two stage IOC and TOC selectable o o Oo O 5O0N 5IN IE IE earth current two stage IOC and TOC selectable o Oo 49 amp 49ll thermal overload two body map for oil transformers motors lin
5. alues The graphic plant visualisation and the measured value display can be configured easily from the DIGICOM PC software S 5 62MVA P 1 97MW Q1 Q2 Q 5 27MVAr cos p 0 35 49 7Hz CB1 Thermischer F llstand L1 178A 958kV L2 168A 958kV Q3 L3 249A 9 27kV LO 0 00A Umin Plant visualisation and measured value view Equipment control Existing equipment can be controlled from the SG 50 KOMBISAVE if it is connected to the outputs Control is either from e The integrated control panel e The binary inputs e The control centre network interfaces Switching sovereignty The switching sovereignty can be granted via binary inputs or the control centre To guarantee safety an R L button can be used to disable the remote control capability L and to Suppress every control command by a key operated switch Local control is provided via the four navigation buttons on the operator panel in conjunction with plant visualisation Two function buttons 1 and O enable safe and efficient operation of selected equipment An example of control using the navigation buttons is shown below with a circuit breaker 1 The Control menu is selected with the arrow buttons and enabled with Enter 2 The arrow buttons are used to select the circuit breaker in the visualisation system Relevant supplementary information is shown in the text field 3 Enter is used to confirm the selection available control actions are disp
6. d I2UO two current transformers CT 1 5 A no voltage converter VT I4UO four CT 1 5 A no voltage converter VT I4U1 four CT 1 5 A one VT 100 110 V AC I4UA4 four CT 1 5 A four VT 100 110 V AC I4UAX four CT 1 5 A four VT 100 110 400 V AC I8UOX eight CT 1 5 A no voltage converter VT from 1Q16 Status and control signals I O are always configured BI14B014 14 binary inputs 14 outputs relays BI26BO14 26 binary inputs 2 DC AC 24 DC 14 outputs relays 2 high speed Then there is the interface required RS EIA RS 485 with IEC 60870 5 103 default RO EIA RS 485 via fibre optics EE Ethernet over RJ 45 EO Ethernet over ST fibre optics WS System interface input for RTD temp box from 1Q16 Software options Please note that some functions are only available with certain hardware transformer configurations 04 Communication with IEC60870 5 104 50 Communication with IEC61850 SY Synchron check QU QU protection UL Unterfrequency load shed UFLS FO Fault location ZP Polygonal distance protection PE Surge guard PA Parallel power compensation MO MHO circuit characteristics LD Line differential protection from 1016 TF Differential protection for transformers from 1016 AU Customer specific plant automation requires EE EO requires EE EO requires 4U4 requires 14U4 requires 14U4 requires 14U4 requires 14U4 requires 14U4 ZP requires 14U4 ZP requires 14U4 ZP requires 14U4 requires I
7. ective protection functions Large colour display with configuration options on site func tion and control data maintenance and key operated switch 11 colour LED with freely definable marking 14 binary inputs 14 relays 2 aux iliary voltages RS 485 interface with IEC 60870 5 103 protective equipment coupling Optional 26 inputs U input 400 V AC no VT serial FO protective coupling IEC 60870 5 104 control centre coupling IEC 61850 logic function and plant automation Protection modules Synchrocheck QU protection fault location poly gonal distance protection surge guard parallel power protection MHO circuit characteristics SG 50 combination protection Performance amp quality Integration into networks In addition to the high level of functionality whilst retain ing simple operation major significance is attached to the integration capability of the protection technology into intelligent networks As combination protective equipment network control can be realised directly or via diverse telecontrol and substation automation capabilities The selective protective equipment coupling filters relevant process points for analysis in power system control Fault records can be automatically read by the series5 remote terminal unit from the protective equipment The remote terminal unit logs the fault records in the Comtrade format and makes them available for analysis in different ways The high level of flexibil
8. es etc o o Oo O 37 I lt Undercurrent protection o o o O 48 Start up time monitoring o o o O 66 86 Re start inhibits o o o O 14 Rotor blocking protection o o o O 51M Load step protection o o o O 46 I2 Out of balance protection o O SOBF Switch fail protection o o Oo O 79 ARC Automatic reclosing o o Oo O 68 Inrush protection o o o O 50 Short circuit switch on protection o o o O 85 Busbar protection to H2 o o o O 74TC TC Trigger circuit monitoring o o o O 67N IE ger gt IE ger gt gt Dual directional earth connection for insulated compensated and fixed networks o 67Ns IEE gt IEE gt gt Dual directional intermitting earth connection for isolated and compensated network o 67 Iger gt Iger Dual directional short circuit protection two stage o 27 59 V lt V Undervoltage surge protection both two stage 81U 810 f lt f gt Under over frequency protection both two stage e 47 yas Rotary field monitoring QV QU QV protection optional 9 21FL Fault locator optional 25 Synchro check optional 81LSH Under frequency load shed UFLS optional Z lt Current Ul under impedance excitation for distance protection 21 21N Z Polygonal multi stage distance protection with 7 zones in forward backward direction and managed zone Z1B 9 21 21N Z MHO circuit characteristics for distance protection 9 Parallel power compensation for distance protection 9 Surge guard for distance protection 9 SG 50 combina
9. ion Measurement stations Protected with directional earth protection Industry Protection for closely meshed networks poss EF protection Generation Network uncoupling QU protection O Operation Simple intelligible flexible The much praised approach of broadly self explanatory menu navigation has also been provided for on the SG 50 KOMBISAVE making manuals and expert knowledge redundant during operation All information and parameters can be read on the large dis play and be entered from the keyboard Configuration from a PC is not an absolute requirement for simple applications For more complex applications and more efficient configur ation there is of course also the ability to connect the SG 50 KOMBISAVE combi protective equipment to a PC over a USB port and to operate it with the DIGICOM software A USB memory stick can be used to easily load parameter records onto the SG 50 KOMBISAVE without using a PC Similarly records of events and network faults can be read via memory stick and later be analysed by the network protection engineer from the comfort of his or her office The additional option of operation over the communication interfaces offers a maximum level of flexibility Imin Imin Imin Imin SG 50 KOMBISAVE with standard plant visualisation Integrated operator panel The SG 50 KOMBISAVE is operated on site from a clearly structured easily understandable operator panel on the front
10. ion data and fault records The support of IEC 60870 5 103 via the EIA RS 485 interface is included as default IEC 60870 5 104 IEC 60870 5 104 is a standard for integration into telecon trol and substation automation Transmission over Ethernet links TCP IP is available with Ethernet interface as an option IEC 61850 IEC 61850 is a general transmission protocol for station automation for protection technology and supervisory con trol centres in electrical switching stations for mid and high voltage technology Some of the definitions in IEC 61850 e General specifications for switching stations e Information for functions and equipment e nformation exchange for protection monitoring control and measurement e IEC 61850 8 1 block 1 2 5 6 9ab 12ad 13 14 Electrical or optical Ethernet links TCP IP are used for transmission RI r3 E Control centre Eee Coupling of protective equipment Station bus E i m EC i BELLU oNN a sasaat a E H M H Ls x T T LENG g Possible structure of a communication network SAE IT systems GmbH amp Co KG Product selection The SG 50 KOMBISAVE is available tailor made in many combinations Hardware It starts with the selection of the auxiliary voltage for supply and actuation V1 16to160V DC V2 120 to 250 V DC 90 to 250 V AC Then the necessary transformer configuration is determ ined with the protective function require
11. ity of the SG 50 KOMBISAVE means it can be deployed for an array of applications Green energy Configuration The large colour display with intuitive keypad and freely programmable function buttons enable simple configura tion of the system Comprehensive parameter records are generated on a PC using a configuration tool and loaded into the system over a USB port Parameter records and fault records can also be transferred via a memory stick The optional DIGICOM advanced PC software provides comprehensive analysis of the fault records Software The concept here is also aligned towards tailor made solutions and intuitive operation e DIGICOM basic Base settings of protection parameters e DIGICOM advanced Online view of device status Measurement centre Service and test functions Fault record analysis with DIGIVIEW Office and business buildings Purpose built premises Infrastructure Wind photovoltaics Data centres T Sar n m Z r E 9 n o e ezssu Jl J p Power Primary Sub Local l l stations Qo distribution station network AN Residential stations buildings aA Potential application areas Secondary distribution Autonomous protection no battery supply SG 50 combination protection Y Industry in general S Green energy y Wind photovoltaics Power station protection Thermal unit protection Substation protection Protection with integrated station automat
12. layed 4 The required control action Close is selected with the arrow buttons and confirmed with Enter The circuit breaker is closed after a password is entered Leistungsschalter CB1 Offnen Abbrechen Control of a circuit breaker Logic functionality The integrated comprehensive and easily understandable logic functionality enables new functions to be set up for automation of the switching station This means diverse signals of the protective functions the operator panel the binary inputs and outputs and control centre and virtual equipment signals for outgoing line visualisation equip ment control can be linked together Various function blocks are available for linking including e Logic gates e Counters e Timing relays e Memory Configuration of the logic is simple from the DIGICOM PC software Understandability and simple operation are fea tures of the autonomous concept for logic input and logic processing in the SG 50 KOMBISAVE Comprehensive data interchange is provided with modern up to date standards SG 50 combination protection Communication Protocols Modern supervisory control centre systems use various protocols for data interchange Direct integration of protocols in the protective equipment enables seamless connection of the SG 50 KOMBISAVE to the substation automation of various manu facturers IEC 60870 5 103 IEC 60870 5 103 is a standard for the transmission of pro tect
13. nverter Binary signals Plug in terminals fuseable 35 A 250 VAC Plug in terminals fuseable 2 5 mm Supply Plug in terminals fuseable 2 5 mm USB EIA RS 485 electrical Ethernet electrical Ethernet optical USB type A Plug in terminals fuseable 2 5 mm RJ45 TIA 568 ST connector 1300 nm max 1 5 km SAE IT systems GmbH amp Co KG Standards tests Basic product standard Insulation test Voltage test routine test Voltage test type approval EMC testing type approval High frequency testing Electrostatic discharge Radiation in HF field Fast transient interference Burst ms High energy surge voltages Surge Conducted HF Magnetic field Mechanical strength type approval Standards Earthquake resistance Vibration loading Surge follow up load Ambient conditions type approval Standards Operating temperature Storage temperature Transport temperature Relative humidity IEC 50255 IEC 60255 5 2 5 kV EFF 50 Hz 1 min 5 kV peak 1 2 50 ms 0 5 IEC 60255 4 and 22 IEC 61000 4 IEC 60255 22 1 2 5 kV peak 1 MHz 8 kV contact 15 kV air discharge 10 V m 80 MHz to 2 7 GHz 4 kV 5 50 ns 5 kHz IEC 60255 22 4 and IEC 60255 4 4 Burst length 15 ms repetition rate 300 pulse 1 2 50 us IEC 61000 4 5 IEC 61000 4 6 10 V 150 kHz to 80 MHz IEC 61000 4 8 30 A m continual 300 A m 35s IEC 255 21 1 IEC 255 2122 IEC 255 21 3 DIN IEC 68 2 6 Nominal frequency
14. oltage 48 V DC e Communication IEC 61850 FO e optional with MHO surge guard extendible SG 50 V1 14U4 RS EO 50 ZP SAE IT systems GmbH amp Co KG All rights reserved The guard5 series is developed and manufac tured with precision in line with our principle of supplying the highest quality and reliability The products are not commodity goods and provision is made for customer requirements provided they are permitted by the technology Some of the patents and copyrights mentioned in this brochure are held by NSE AG Switzerland and are therefore subject to special protection cA IT systems SAE IT systems GmbH amp Co KG Im Gewerbegebiet Pesch 14 50767 Cologne Germany Phone 49 0 221 59808 0 Fax 49 0 221 59808 60 info sae it de www sae it de GLOZ Aseniga sniejs soinjeay jer ads urejuoo Aew sabeuui 132npoJd pa1da xe sJ0J48 pue suoneoyipouu jezruy2 L SG 50 combination protection
15. tion protection Technical data Auxiliary source DC supply V1 Function range Network failure bridging AC DC supply Function range Network failure bridging Measurement inputs Nominal frequency f Current inputs Nominal current I Consumption per phase for Iy Accuracy for 2 440 Xl 40 100 x I Capacity continual Voltage inputs Nominal voltage V Consumption per phase Accuracy 0 25 2 X V Capacity 2xV continual 16 160 V DC lt 5 W 50 ms V2 120 to 250 V DC 90 to 250 V AC 5 VA 50 ms 50 or 60 Hz Ll lla 1A and 5 A changeable via software lt 0 2 VA lt 0 5 lt 3 lt 10 4X ly Thermal 100 xl Dynamic 250 Xl U U U UJU 100 V 110 V AC changeable via software lt 0 2 VA lt 0 5 Binary inputs and outputs Binary inputs BI14 Binary inputs BI26 Binary outputs BO14 Permitted switched current Limiting making capacity Switch principle Constructive features Enclosure Dimensions installation Dimensions assembly Weight 14 inputs 19 to 250 V AC DC lt 2 mA 2 inputs 19 to 250 V AC DC lt 2 mA 24 inputs 24 60 V DC 70 250 V DC lt 2 mA 14 relays 250 V AC DC 2 high speed 3 ms 8 A 240 V AC resistive 8A 30 V DC resistive 0 4 A Q 110 V DC resistive 2000 VA normally open contact steel plate 1 5 mm zinc plated IP51 230x129x200 mm WxHxT 230x129x244 mm approx 3 5 kg Terminals amp connections Current voltage co
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