ABB HiPerGuard MV UPS User Manual Download

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MEDIUM VOLTAGE UPS

HiPerGuard MV UPS

User Manual

COVER PICTURE

Summary of Contents for HiPerGuard MV UPS

Page 2: ...y of up to 24 kV for mission critical facilities to protect loads whilst reducing downtime HiPerGuard supports sustainability with the highest levels of efficiency available on the market at 98 percent translating to a potential carbon emission reduction of 1 245 tons over a typical 15 year lifespan ...

Page 3: ...arise during installation commissioning operation and maintenance of the product If the MV UPS is adapted to specific customer needs or applications and handling installation and operation of the product are affected by these modifications the information will be provided in the appropriate documenta tion e g mechanical drawings wiring diagrams project specific data engineering notes Some products...

Page 4: ...ifications and on the rating plate of the product and serviced in the intervals as specified by ABB Use of the HiPerGuard MV UPS outside the scope of the specifications is not permitted and can lead to malfunc tion or hazardous situtations Intended equipment use also implies that only spare parts recommended and ap proved by ABB may be used Unauthorized modifications and constructional changes of ...

Page 5: ...th six enclosures already in stalled and interwired The six enclosures are DCT enclosure APS enclosure Utility enclosure 3 x PE120 encloures HiPerGuard Medium Voltage Magnetics MVM enclosure Nuts bolts washers brackets plinth covers and other metalwork parts required to interconnect PCU to MVM enclosure Communications and fan power cables to interconnect PCU to MVM enclosure Fiber cable to interco...

Page 6: ...onnected in series between the grid and the load CXF Coupling Transformer CXF is a transformer that couples the medium voltage network to the low voltage power converters Sin Input Switch Represents the designation of the input circuit breaker connecting the MV UPS to the grid Sout Output Switch Represents the designation of the output circuit breaker connecting the MV UPS to the load Sabp Automat...

Page 7: ... Unit The PCU consists of the LV enclosures of the HiPerGuard MV UPS unit MVM Medium Voltage Magnetics The MVM consists of the coupling transformer and the isolat ing line reactor UPSU Uninterruptible Power Supply Unit Refers to a single HiPerGuard MV UPS machine UPSS Uninterruptible Power Supply System Refers to the HiPerGuard MV UPS unit or multiple units in addition to the medium voltage switch...

Page 8: ... limits and the MV UPS continuously conditions the load voltage to the system nominal voltage value while the utility is supply ing the load active power requirements PCM Active state A state where the grid input voltage is out of threshold and the MV UPS is keeping the load voltage within specified limits while monitoring to decide whether to disconnect from the grid Island state A state where th...

Page 9: ... MV UPS Installation Manual Installation Manual 2UCD400000E003 HiPerGuard MV UPS Commissioning Manual Commissioning Manual 2UCD400000E004 Layout Drawings Drawings 2UCD400000E102 Service Manual Service 2UCD400000E411 HiPerGuard MV UPS Switchgear Interface Schematics 2UCD000500E3092 HiPerGuard MV UPS System Schematics Schematics 2UCD000500E313 ...

Page 10: ...ns all the necessary information and describes all you need to know about the use of the MV UPS The User Manual describes the function of the MV UPS its operation system components the meaning of the system events related to the user interface and provides procedures for starting and stopping the equipment Please refer to the Installation Manual which describes how to prepare the installation site...

Page 11: ... Introduction 10 Contents 11 Safety 14 1 1 Safety notices 16 1 2 General safety information 18 1 3 Possible residual risk 18 Cyber Security 19 Overview 19 2 1 Deployment guidelines 19 Product Description 20 Overview 20 3 1 Single line diagram 20 3 2 Operating principle 21 3 3 Major MV UPS components 29 3 4 Cooling system 33 Model definition 35 Product type code 35 4 1 Platform code 35 4 2 Product ...

Page 12: ...d output 40 5 3 Energy Storage 40 5 4 Environmental conditions1 41 5 5 Interface 41 5 7 Dimensional data 42 External power and control connections 43 Overview 43 6 1 Overview of external connections 43 6 2 Medium voltage connections to MVM enclosure 44 6 3 Energy storage connections to DCT enclosure 44 6 4 Power and I O interfaces to APS enclosure 45 6 5 Communication between MV Switchgear 52 6 6 ...

Page 13: ... State Flow diagram 72 8 2 System Start 74 8 3 System Bypass 78 8 4 Independent mode 78 8 5 Resynchronize mode 80 8 6 System EPO 80 8 7 Hard fault 81 8 8 Energy storage depleted 82 Maintenance Schedule 83 Overview 83 ...

Page 14: ...miento Antes de trabajar con este dispositivo desconecte y bloquee la corriente Atención La instalación debe ser realizada únicamente por un técnico electricista ET Hoiatus Elektrilöögi oht Lisateavet vaadake kasutusjuhendist Enne selle seadmega töötamist ühendage lahti ja lukustage toide Tähelepanu Seadet tohib paigaldada ainult elektrotehnilise kogemusega isik FI Varoitus Vaarallinen jännite Kat...

Page 15: ...ne PT Aviso Tensão perigosa Consulte as instruções de operação Desconecte e desligue a energia elétrica antes de trabalhar nesse dispositivo Atenção A instalação deve ser feita apenas por uma pessoa com especialidade eletrotécnica RO Avertisment Tensiune electrică periculoasă Consultați instrucțiunile de utilizare Deconectați și închideți sursa de energie înainte de a lucra cu acest dispozitiv Ate...

Page 16: ...d isolation grounding and lockout proce dures DO NOT TOUCH components or connections that have voltage present DANGER Stored charge Stored charge is present after the device is switched off When the MV UPS is powered down lethal voltages will remain in the energy storage elements and the complete HiPerGuard MV UPS should be considered live To remove this hazard energy storage will need to be isola...

Page 17: ... that may be in place around the MVM and Medium Voltage Switchgear enclosures DANGER Potential material hazard of batteries and capacitors If a battery or capacitor is damaged electrically or physically the resulting debris could represent a material hazard Refer to the appropriate Material Safety Data Sheet for information on safe han dling and disposal Safety labels are attached to the enclosure...

Page 18: ...s for fire protection Only fireman with appropriate personal protective equipment are allowed to enter the UPS room 1 3 Possible residual risk The following risks can arise from a MV UPS system and pose a hazard to people These risks must therefore be considered by the system integrator and or the plant owner when assessing the risks of the machinery The HiPerGuard is a high energy power conversio...

Page 19: ...sion leakage and or theft of data or information Cyber Security Overview The recommended Cyber Security deployment for the HiPerGuard MV UPS is for it to be only used in a trusted net work with restricted access The user is responsible for creating a defense in depth protection by allocating fire wall solutions to each network For secure remote access use a VPN connection the HiPerGuard MV UPS is ...

Page 20: ...isturbances to reach the load and improves the power factor seen from the grid side It is used to protect sensitive loads from the full spectrum of utility voltage events and combined with a wide range of modern energy storage solutions ABB s ZISC provides autonomies from seconds to many minutes The equipment is connected to the medium voltage network through the MV switchgear The input breaker co...

Page 21: ...tioning mode During the Power Conditioning mode the power converters can control the real and reactive power from the util ity to the load without cycling the energy storage At the same time the HiPerGuard MV UPS is continuously conditioning and filtering any utility disturbances pro viding reactive current support to the critical loads in voltage sag or swell events The resulting performance is c...

Page 22: ...85 of the nominal value the HiPerGuard MV UPS will monitor and will be ready to transition to the Independent mode The expected threshold for the transfer depends on the sag depth and remaining voltage If the voltage is between 85 and 50 the MV UPS will open the input circuit breaker The time to open will be between approximately 1 and 10 seconds depending on the input voltage level If the voltage...

Page 23: ...pplies in case of ex tended duration power outages In such cases the MV UPS assumes change over to upstream generator bus in frequency and voltage reference mode often known as Island Forming The MV UPS has a single digital input which indicates if it is connected to a grid or a generator When supplied by a generator specific tunings are made As soon as the generator output connected to the MV UPS...

Page 24: ... and the maximum frequency error the load can tolerate Typically 2 of the nominal frequency is chosen as a suitable tradeoff for fast generator response while having minimal disturbance on the load Additionally the maximum duration of the walk in is limited by the capacity of the energy storage The MV UPS will share the load with the generator until the energy storage is depleted If the generator ...

Page 25: ...s breaker is closed the MV UPS opens the input and output breakers In the very unlikely event where the UPS is not capable of synchronizing the output voltage to the input voltage the bypass will be still automatically close as the closing logic is embedded in the switchgear When this occurs a slight phase shift between the input and output voltages is expected during the operation This phase shif...

Page 26: ...power from the electrical system and charge the battery Figure 3 08 Battery SOC 3 2 7 2 Terminology Abbreviation Meaning PGrid Power delivered by the grid grid interjecting power grid absorbing power PLoad Actual load power PBattery PDR Supplied battery power discharg ing charging The DR function can operate in different modes based on the commands coming from an external DRC Please note that the ...

Page 27: ...tery PDR PLoad and grid back feed is enabled If the demanded power exceeds the load power but grid back feed is not allowed then the HiPer Guard MV UPS will limit the PDR to be equal to the PLoad If the demanded power PDR exceeds the load power PLoad the MV UPS will support the full load but also inject power into the grid The maximum available power to be injected into the grid is the MV UPS sys ...

Page 28: ... available during the commissioning and servicing for starting of the HiPerGuard MV UPS This is required for powering the main controller precharging the DC bus and controlling the MV switchgear For specifications on the auxiliary power supply requirements please refer to the Installation Manual If the DRC requests the MV UPS to absorb power into the battery the system will charge the battery whil...

Page 29: ...y Power Supply enclosure APS Medium Voltage Magnetics enclosure MVM Isolating Line Reactor ILR Coupling transformer CXF DC Termination enclosure DCT DC cables Termination Utility Enclosure UE 3 3 Major MV UPS components This section introduces the main components of the HiPerGuard MV UPS Note The utility enclosure located between the DCT and the APS is not populated on the Li Ion version Figure 3 ...

Page 30: ...ntroller MC of the MV UPS The other two enclosures PE120 2 PE120 3 have HUB controllers HUB to transfer the information be tween the main controller and their PEBBs Figure 3 18 HiP erGuard MV UPS major components front side Figure 3 19 HiP erGuard MV UPS major compo nents rear side The control tray at the bottom of each PE120 enclosure may be swing out to expose the AC and DC power termi nals The ...

Page 31: ...At the top left front side of each PEBB there are two LEDs The first LED indicates that the 24 Vdc power supply is present and the second one flashes to indicate that the communications are active 3 3 1 1 HiPerGuard Power Electronic Building Blocks Figure 3 21 PCS120 Power Electronic Build ing Block PEBB Figure 3 22 PEBB LEDs fiber optic and 24 Vdc connections Figure 3 24 HiPerGuard MV UPS HMI GDM...

Page 32: ...the medium voltage section of the HiPerGuard MV UPS that includes the coupling transformer and the line reactor The coupling transformer connects the low voltage power converters to the medium voltage network The isolating line reactor which is a 50 impedance isolates the coupler transformer and the load from the utility The magnetics are designed to be air forced cooling The redundant fans N 1 dr...

Page 33: ...r components with the objective of transfer the internally generated heat to the outside of the enclosures The air enters the HiPerGuard MV UPS enclosures through the louver panels at the front and exits through the air outlet at the top except for the APS enclosure where the outlet is located on the front door The air intakes including the louvers and filters must be maintained unobstructed when ...

Page 34: ...enclosure airflow is managed as shown in Figure 3 31 where the air gets drawn from the enclosure front through the PEBBs fans and routed to the back and then upwards to the top exhaust Figure 3 30 Air flow direction for the rear side Figure 3 31 PE120 Enclosure air flow diagram ...

Page 35: ...mily of the high efficiency power converters PCS120 The platform com prises different products for specific applications 4 2 Product code Each product in the power conditioning portfolio has its own unique identifier 40 is the code designating HiPer Guard MV UPS product 4 3 System frequency The HiPerGuard MV UPS is available on different voltages and frequencies This field identifies the system no...

Page 36: ...for the medium voltage input output cables 4 6 System voltage2 The HiPerGuard MV UPS covers a wide range of medium voltage levels The voltage is referred to as the line to line RMS voltage unless otherwise is specified Table 4 01 HiPerGuard MV UPS type code voltage options Service Voltage Voltage Code 6 6 kV 06K60 10 kV 10K00 11 kV 11K00 12 47 kV 12K47 22 kV 22K00 2For voltage ratings not listed i...

Page 37: ...are part of a hard parallel system must have 1 in their code while single units are identified by the number 0 For example if the total load is 9 MVA the system shall be composed of 4 HiPerGuard MV UPS units with the number 1 in their type code System configuration Code Singe Unit 0 Hard Parallel 1 Table 4 02 HiPerGuard MV UPS voltage options 4 10 Installation Installation Code Indoor 0 Outdoor 1 ...

Page 38: ...or electrical power Demand Response Interface Code Disabled 0 Enabled 1 Table 4 04 HiPerGuard MV UPS type code for demand response interface function 4 13 Upstream standby generator The HiPerGuard MV UPS can be connected to different types of backup generators installed upstream The follow ing options define the type of generator Upstream Generator Code None 0 Diesel generator 1 Gas generator 2 Ta...

Page 39: ...ith IEC62040 3 VI SS 111 Architecture ZISC enabled line interactive Table 5 01 HiPerGuard MV UPS General Data 5 1 Utility input Table 5 02 HiPer Guard MV UPS Input specifications Input Voltage tolerance 10 From nominal voltage Rated frequency 50 Hz 60 Hz Frequency tolerance 2 From rated frequency Displacement power factor at supply 0 96 Under nominal conditions Battery charging current 10 20 Grid ...

Page 40: ...power ratings Independent mode 125 30 s Battery sizing dependent Power conditioning mode 110 60 min 125 5 min 150 1 min From nominal conditions Power Distribution system IT 3 Wire Output Please contact ABB for other distribution systems Voltage distortion THDv 2 5 Full linear load under nominal conditions operating on power conditioning mode 5 3 Energy Storage Table 5 04 Energy Storage specificati...

Page 41: ...midity 5 85 No condensation Max altitude without derating 1000 m Pollution degree 2 Protection class IP21 Cooling Forced air Air flow 20 000 m hour Heat dissipation 45 kW Under nominal conditions Acoustic noise at 1 m 80 dBA 5 5 Interface Table 5 06 HiPerGuard MV UPS interface specifications Interface System display 10 touchscreen display Display advanced functionality Waveform capturing Event ana...

Page 42: ...2 295 x 2 434 Including isolating line reactor and coupling transformer 10 Weight in kg 13 875 Connections AC Input AC Output Top HiPerGuard MV UPS only system input out put MV switchgear is project dependent DC Input Top Bottom Connection Type Cable Table 5 08 HiP erGuard MV UPS dimensional data Figure 5 01 Dimensions ...

Page 43: ...rent connection points for various external devices and functions The medium voltage input and output power connection points are in the MVM enclosure In contrast the connections to the positive and negative poles coming from the energy storage are housed on the DCT enclosure Auxiliary power supply hard wired I Os generator demand response energy storage and switchgear interfaces are located on th...

Page 44: ...s a removable cable gland plate destined for the optional connection to the site midpoint Figure 6 01 shows the location of the cable gland plates and terminals Figure 6 01 Gland plate top view and connections for the medium voltage cables MVM enclosure 6 3 Energy storage connections to DCT enclosure The DC cables coming from the energy storage are connected to the MV UPS on the top or bottom mode...

Page 45: ... has a voltage free changeover contact which is wired to terminals X10 1 to X10 15 inside the APS enclosure Table 6 02 shows the function of each relay and the wiring connections to these relay contacts The connection terminals are located in the APS enclosure on fuse holders F6 1 F6 3 and F6 5 Digital Outputs Rated voltage Steady state current Switching capacity 30 Vdc 5A 240 Vac Terminal Signal ...

Page 46: ...witch is not available the terminals must be linked out Refer to Figure 6 03 Insert a link between terminals X11 1 and X11 2 in the APS enclosure 6 4 3 1 EPO DANGER Please note that the EPO and Enable inputs are not intended to be used as an Emergency Stop for machine safety purposes Even when the EPO Enable switches are opened residual voltages may be present and the inobservance of safety proced...

Page 47: ...System BMS is established via Modbus TCP protocol read only from the UPS end Please refer to the battery supplier BMS Modbus registers list for de tailed information Usually the BMS provides the following information String connection and power switch status Average state of charge Maximum and minimum cell voltages Maximum and minimum cell temperatures 6 4 4 1 Modbus TCP interface The HiPerGuard M...

Page 48: ...egister map 2UCD400000E012 The MV UPS communicates to an external Demand Response Con troller via Modbus TCP Figure 6 06 shows the connections A DRC when enabled uses the UPS PEBB s and battery as an additional source of power for occasions when grid capacity is temporarily at or near its limit It monitors grid conditions and influences the operation of the inverter and battery management to give ...

Page 49: ...e Controller In some installations with local generator s providing back up in the event of loss of mains power supply an event such as a step load change can affect the frequency stability of the generator s Island detection routines in the HiPerGuard MV UPS based on phase and frequency change will need to be muted and angle tracking filters sped up to prevent this from causing frequent apparentl...

Page 50: ...e Figure 6 07 shows the location of these ports on the Ethernet switch Figure 6 07 Ether net switch ports 6 4 8 Auxiliary AC power outputs The HiPerGuard MV UPS has available two auxiliary 400Vac three phase power supplies for use as and when re quired The first power supply is internally fed so is continuously available This may be required for example by the En ergy Storage enclosure s for fan s...

Page 51: ...current on each output must not exceed 10 A Terminal Number Description X6 1 Energy Storage Interface 24 Vdc X6 2 Energy Storage Interface 0 Vdc X7 1 Switchgear Interface 24 Vdc X7 2 Switchgear Interface 0 Vdc X8 1 Demand Response Controller Interface 24 Vdc X8 2 Demand Response Controller Interface 0 Vdc X23 1 Generator Interface 24 Vdc X23 2 Generator Interface 0 Vdc Table 6 03 Auxiliary DC powe...

Page 52: ...gear The breakers status current voltage and commands open close to the circuit breakers Sin Sout Sabp are transmitted through fiber optic Using HCS hard clad silica cables the maximum cable length from the APS cabinet coupler to the controller lo cated in the switchgear is 120 m A pair of 120 m long HCS fiber optic cables ready for installation is issued by ABB The connectors are located on the b...

Page 53: ...ts in a parallel configuration The medium voltage in put and output connections of the group are paralleled via the medium voltage switchgear This enables the MV UPS system total output power capacity to be increased according to the number of units in parallel and to achieve redundancy in the event of a fault with one of the units To achieve the required load sharing and fault handling in the par...

Page 54: ...in the event of a single network failure The control of the MV UPS units uses a peer to peer protocol which eliminates the possibility of a single machine failure bringing down the system which is possible with a master slave protocol If any of the paralleled units de velops a fault and trips off the others will seamlessly take over the load The two network switches will typically be powered from ...

Page 55: ...e unit is stopped with no warning or fault Yellow Indicates that system is starting stopping showing a warning Green Indicates that the system is running Red Indicates system has a fault The product information control button and the status bar are always visible on the right side of the screen and on all pages To avoid an unintentional operation after pressing the Start Stop button the GDM will s...

Page 56: ...tive fault is present a Reset button automatically replaces the Start Stop button The dashboard can opt in light and dark color themes as shown on Figures 7 02 and 7 03 Figure 7 02 GDM Light color theme Figure 7 03 GDM Dark color theme 7 1 1 GDM Dashboard icons Icon Description Main System view hard parallel only Precharge Active Events Event Log PQ Event Recordings Product Information Service Set...

Page 57: ...57 7 1 2 General Overview The Figure 7 04 shows the distribution of information across the GDM pages The next sections will provide a detailed description of each page ...

Page 58: ...58 HIPERGUARD MV UPS USER MANUAL Figure 7 04 Pages map ...

Page 59: ...ction of power flow is not shown The current path is represented by blue lines Status of bypass switchgear circuit breakers along with live parts of the system Output Shows output three phase voltage kV frequency Hz reactive power kvar active power kW and apparent power kVA measurements on the right Grid Support Shows the power setpoint coming from an external demand response controller and the an...

Page 60: ...ontrol Start Stop several units which are part of the same system through a single command The screen also displays the status of each UPS block the state of charge of its energy storage and the position of the Abp common for all UPSs connected in hard parallel A System Start Stop button is available on the left bottom side of the screen When activated this button will Start Stop all UPSs simultan...

Page 61: ...he MV UPS into a satisfactory state In this MV UPS system DC bus network changes with the energy storage application When the MV UPS transits to pre charge mode the GDM shall automatically display the precharge tab also the operator can view the precharge page at any time from the dashboard For more information about precharge operation steps please refer to chapter 8 Figure 7 08 GDM Precharge pag...

Page 62: ... low The averaged DC bus voltage in the system has fallen to a WARNING level W5 30 String breaker opened One or more Energy Storage battery string circuit breakers has been detected as OPENED W5 32 Energy Storage bus voltage high timed The Energy Storage voltage has been detected as HIGH for a specified period W5 34 Energy Storage bus voltage too low while running While the system is RUNNING the E...

Page 63: ...oltage drop across the series reactor exceeds a preset limit W5 110 Input voltage measurement error Filtered RMS value of input zero sequence volt age is outside preset limits W5 111 Input current measurement error Filtered RMS value of input zero sequence current is outside preset limits In PCM the absolute filtered error value error between measured input and estimated input exceeds preset limit...

Page 64: ...ge is at minimum or maximum limit W5 180 Energy Storage enclosure external IO inputs invalid Energy Storage enclosure MODBUS INPUTS OUTPUTS NOT VALID W5 182 MVM enclosure external IO inputs in valid MVM enclosure MODBUS INPUTS OUTPUTS NOT VALID W5 184 Internally fed 24V PSU failed Possible power supply issue or malfunction in APS enclosure W5 185 Modbus inputs in APS enclosure IO invalid Possible ...

Page 65: ...0 modules available is insufficient to allow system to run F5 105 Selected Vsrce outside nominal The selected voltage source measured voltage has deviated out side the nominal range F5 128 Emergency Power off Emergency Shutdown has been activated External Emergency Shutdown switch has been activated F5 134 Sin not ready timed out The Input Switch circuit breaker is reporting as not ready for too l...

Page 66: ...ised cooling Table 7 04 List of Faults and description 7 1 7 Event Log This page shows a list of the system messages for system events including origin title code type timestamp and basic description The events are classified as power quality information warnings or faults Up to ten events are displayed on each page Figure 7 10 Event Log page Icon Description Function Indicates the number of activ...

Page 67: ...t fills to ca pacity the oldest event in the log will be overwritten with the latest event Figure 7 11 Power Quality Events page Icon Description Indicates the number of power quality events can be seen from any page Move to the next active events page Return to the previous active events page Return to the first page latest event Acknowledge events Switch between manual automatic update of the ev...

Page 68: ...s page is dedicated for service trained authorized personnel that needs special access requirements Please re fer to the Service Manual see related documentation for more information 7 1 10 Product information This page includes all the product relevant information such as product name serial number software version power voltage and project specific denomination plant name site and unit ID ABB s ...

Page 69: ...eneral 8C5 Unit ID Read Write General 8C6 Product Name Read only General 8C7 Model Name Read only General 8C8 System Software Version Read only General 8C9 Product Serial Number Read only Graphic Display 8D02 Color Theme Read Write Graphic Display 8D03 Language Read Write Graphic Display 8D04 Modbus Port Read Write Graphic Display 8D05 SSH Port Read Write Graphic Display 8D06 Modbus Port Read Writ...

Page 70: ... will require replacing the GDM to the factory A web version of the HiPerGuard GDM is also accessible from the Local Area Network The web interface can be ac cessed from any device inside the local network with a web browser by entering the HiPerGuard MV UPS s IP ad dress into the address bar The IP Address can be obtained from the right hand status bar on the GDM System status and events are acce...

Page 71: ...GDM through an Operator parameter setting to temporarily allow ABB access for Service actions Username Interface Password Access Enabled by default pcs120admin SSH No No 7 3 2 Ports and services Modbus TCP read only registers on port 502 This port is disabled by default Enable this MODBUS TCP from the GDM services menu Remote web interface for status logs on port 80 This port is enabled by default...

Page 72: ...ty While the HiPerGuard MV UPS system is operational it has two basic modes of operation Power conditioning mode PCM and Independent mode IM This section explains the HiPerGuard MV UPS machine different states transitioning between modes of operation and the logic driving the control of transitioning from one state to an Figure 8 01 HiPer Guard MV UPS State flow diagram 8 1 Machine State Flow diag...

Page 73: ... PCM_Active state The HiPerGuard MV UPS s will attempt to ride through the event if it is a shallow surge or sag event If during the event the grid voltage goes outside the Sin input breaker s management curves then the HiPerGuard MV UPS s commands all Sin to open After all Sin open s HiPerGuard MV UPS s transit s to Island state inside the Independent mode IM 8 1 1 4 PCM_Active state While in Isl...

Page 74: ... and has been allowed to discharge If the battery circuit breaker is closed while the DC bus capacitors are in a discharged state the resulting current in rush may cause damage or tripping of switchgear The control logic will be configured with knowledge of how many battery strings are required sufficient and the level of voltage required Sufficient may allow the system to be started in a reduced ...

Page 75: ...matching Then the User shall close the battery circuit breaker 4 GDM will indicate that battery voltage and DC bus voltage now match GDM will indicate Pre charge Achieved 5 The User acknowledges that precharge is complete The system is now ready to start Table 8 01 DC bus precharging steps Note 1 Pre charge can only be achieved via GDM After the precharge is done system is still in bypass and the ...

Page 76: ... are operating or via System view page all machines can be started with the press of one button Digital I O single UPS block so the automation system would send the command to each individual MV UPS block Modbus TCP single machine start so the automation system would send the command to each indi vidual MV UPS block Step User Action System Response 1 User commands Start 2 Each MV UPS block perform...

Page 77: ... Sabp 7 After the Sapb is opened the MV UPS system starts the transition to power conditioning mode Table 8 02 MV UPS starting steps Figure 8 06 MV UPS operating in Power Conditioning Mode Figure 8 07 MV UPS hard parallel operating in Power Conditioning Mode ...

Page 78: ...n firm to abort the discharge and initiate system stop 3 Commands to close Sabp while simultaneously MV UPS s load voltage synchronize s with utility voltage magnitude frequency and phase 4 When Sabp is closed MV UPS s block s will command to open Sout and then Sin 5 After Sout and Sin are opened system will stop PEBBs Table 8 03 MV UPS system stopping steps The MV UPS transfers from the power con...

Page 79: ... power requirements while being disconnected from the input The system monitors for the return of a reliable power supply to enable resynchronization Figure 8 08 MV UPS operating in Inde pendent Mode IM Figure 8 09 MV UPS hard parallel operating in Inde pendent Mode IM ...

Page 80: ...e mains voltage magnitude frequency and phase 4 When the Output voltage frequency and phase angle aligns with Utility voltage then MV UPS closes Sin of all blocks simultaneously 5 The MV UPS system is now in Power Condition ing Mode Table 8 05 MV UPS resynchronize mode and transfer to PCM The system Emergency Power Off EPO is a digital input from site EPO signal that inhibits the MV UPS operation ...

Page 81: ...in and Sout are com manded to open 4 After Sin and Sout are opened MV UPS stops the PEBBs and reverts to bypass mode 8 7 1 During Power Conditioning mode Table 8 07 System reaction to fault while in PCM Note 1 Closing the bypass applies for single unit configu ration where no unit redundancy is achieved 8 7 2 During Independent mode Step User Action System Response 1 System encounters a hard fault...

Page 82: ...The MV UPS continually monitors the state of charge of the batteries In case of extended power outages before the complete depletion the energy storage at the end of the autonomy time the MV UPS will switch to the bypass mode 8 8 Energy storage depleted Step User Action System Response 1 Energy storage depleted 2 Commands to close Sabp MV UPS waits in the previous state until Sabp closes 3 When Sa...

Page 83: ...l Maintenance Schedule Overview Figure 9 01 HiPerGuard MV UPS mainte nance schedule Key I Inspection visual inspection corrective measures repair and or replacement of component if needed R Replacement of component No action Item Years from start up 1 2 3 4 5 6 7 8 9 10 11 12 13 14 3kW auxiliary charger R Auxiliary charger fan I I I R Enclosure door fan I I I R Busbar contact grease I I I R PEBB f...

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Page 85: ...y whatso ever for potential errors or possible lack of information in this document We reserve all rights in this document and in the subject matter and illustra tions contained therein Any reproduc tion disclosure to third parties or utilization of its contents in whole or in parts is forbidden without prior written consent of ABB AG ABB Ltd 111 Main North Road 4110 Napier New Zealand www abb com...

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