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uninterruptible power supply master mps

1. on the fans es e leave a free space of at least one metre at the front of the er ae equipment to ensure both the circulation of the air and e installation and maintenance operations ae e With natural convection the thermal load is dissipated to the outside through the walls thus a cabinet placed against a wall ordn ajhollow dissipates less heat than one located in a free environment The following rule must be observed leave at least one of the three side walls free right left or back e the side strips must not be mounted for installatioms where cabinets are placed side by side 2 4 Air change for battery premises The premises housing the battery cabi et Mmust have sufficient air circulation to ensure that the concentration of hydrogen issued during battery charging 1S kept below the danger limit The air change in the premises should preferably be provided by natural ventilation otherwise by forced ventilation The standard EN 50272 2 fOfair change envisages that the minimum opening must satisfy the following equation A 28 x Q 28 x 0 05 x n x Igas x C10 1 10 cm where A free opening for air intake and outlet Q flow of air to be removed m h n number of battery elements C10 battery capacity over 10 hours Ah Igas current that produces gas mA Ah in accordance with the standard Igas 1 VRLA type battery for open vase or nickel batteries conta
2. ooooooooonnccnnnnnncnnnnnonnnnnnnnnananoccnnnnnnnnnnanannnss 29 3 6 5 Frequency converter from 50 to 60Hz Or vice versa ococccccncnnnnonnncnnnnnnnonncnnnnnnnnnnnnnnnoccnnnnnnnnonanonnnos 29 DA Leonad ZOU OS AAA EA 30 3 8 Procedure to transfer the load from UPS onto maintenance by pass 30 II UFS and lodd bin oi u A A AA A 31 a A A 32 3 1 Components Of the DIOCK GIGSTGINS lt A dia 33 MASTER MPS IN PARALLEL CONFIGURATION 36 NS ES ET E ETATE E EEEE E 36 OMNMPTKIORUENUA Pag 7 57 5 6 7 LO bis powerprotection 4 Eleria SVS ENSE UET ua 2 a i auqa DS 37 ede IDENT u Dua tases Settle earns lt a Seuss Sd nae ai CS OAD Ta CR eS 37 E DIA ALO Ree eRe ee ua COC EERE ree ERSTE CTT en eT en OE EERE RET ret Rn Tre A Po E ee ere ner es rte 37 423 Emereency power Of device EPO s u aS AA AAA A Risa nde AA A 37 424 Falerna mamtenance Dy DOSS ices ua uu D l a l BR 1 nk sssa 38 4 3 Mains load and DSRePyGOBBeOtionyu y k a u a a a a m a y Atuq 39 434 UPS AC input output DOWeF CONNECTION AAA AAA 39 23 2 Power CONNECTIONS DOT SUC ii AAA AAA qayasqa aa usasapa us uyaq 40 4A CONNECTION OF SITUS AAA AAA AAA 42 ED PATE VO CCU NTC u uuzuunnnubauaaunsasmwaauasmutuykikunnauwakaumunmakaakastukau 45 AO Operanne Modest di da 46 af BYPASS SMAN NONG E e REE unus NT T E A Sa aa ss aa 48 MAINTENANCE oeie E E E E E a a a a PO az 52 GENERAL CHARACTERISTIOS ainia aaa Aaa Nore Ni
3. TER j EN 4 1 E s m s T mai i 1 E TES 7 4 _ tl f T A a i Mai oo a EPO terminal b ated on the UPS b EPO switc ovided On the UPS the jumper on the EPO terminals page 19 must be removed and the wires from the auxiliary contact of the button must be connected in place of the Jumper The contact must be closed with the button in the rest position and must open when the button is pressed OMNMPTKIORUENUA Pag 15 57 0 es powerprotection 3 2 Mains load and battery connections The operations described in this chapter must be carried out exclusively by a specialized technician A The first connection to be made is the earth conductor THE MASTER MPSMUST NOT OPERATE WITHOUT AN EARTH CONNECTION Before making the connection open all the switches on the device and ensure that the UPS is completely isolated from the power sources battery and AC power line More specifically check that the UPS input line or lines are completely isolated the battery cabinet disconnector fuse if present is open all the UPS disconnectors SWIN SWBY SWOUT and SWMB are in the open position check with a multimeter that there are no dangerous voltages on the terminal board For connection of the power cables to the terminal boards refer to the INSTALLATION DRAWINGS provided with the UPS and with the battery cabinet if present Input neutral The power supply to the MASTER MPS inpu
4. OMNMPTKIORUENUA Pag 39 57 0 es powerprotection 4 3 2 Power connections battery side BATTERY CABINET if provided In order for the battery cabinet to be connected to the MASTER MPS it must be provided with a fuses device Each UPS with its own battery cabinet max 3 battery cabinet max 3 battery cabinet Battery cabinet Battery cabinet Battery cabinet Battery cabinet max 8 UPS cables can be connected in parallel consult4he Commercial department For the sizing of the cables and for the connection procedure refer to the INSPAELATION DRAWING attached to the battery cabinet D D c lt lt Fa S I oy 9 9 O O D D D gt D D D D ho 5 D Mm m m Battery switch cabinet Battery switch cabinet CIDE DAR L 5 Pag 40 57 OMNMPTKIORUENUA LO eS powerprotection Several MASTER MPSconnected to the same battery TO CONNECT MORE UPS IN PARALLEL WITH ONLY ONE BATTERY A Between battery cabinets and the UPS must be positioned a Battery switches cabinet to allow the single UPS maintenance as shows the picture max 5 battery cabinet O eb Cc C Q Q O O gt gt ab ab 0 m m Battery cabi AO VAD IID ISS I IIAP ATI III ZZ Consult the commercial department for backup times that require a greater number of battery cabinets OMNMPTKIORUENUA Pag 41 57 _ bis powerprotection 4 4 Connection of signals Th
5. Typical application Disables the recharging of the battery keeping the recharge current to a minimum independently of the load This is done with the contact kept closed if reopened the command is cancelled Disables the use of the by pass line and the synchronization of the inverter In the event of an overload or fault the UPS blocks and the load remains unpowered This is done with the contact kept closed if reopened the command is cancelled Activates the battery discharging or disconnected alarm To be used to indicate the opening of a battery switch located external to the UPS A closed contact must be provided when the external switch is opened Battery charge inhibition Inhibition of synchronization with backup mains Battery disconnector contact Pag 56 57 When there is a generator this allows its output power to be used only to supply the load and not also to recharge the battery To be used when the frequency of the generator or of the backup mains is highly unstable and it is thus preferred to inhibit the synchronization of the inverter Displays the status of the battery disconnector OMNMPTKIORUENUA Standby ON Battery test Battery test with rectifier on Manual battery charging Activation of block on Bypass Inhibition of block on bypass Inverter ON OFF Rectifier off UPS mowerprotecifon OMNMPTKIORUENUA _ bis powerprotection Forces the selectio
6. direct voltage automatically charges the battery optimizes the input power factor by means of an automatic charging system The system for the cyclical recharging of the battery has two phases The first phase consists in recharging the battery with Itmaitedjcurrent and increasing voltage up to the preset charge value Vb_max This phase is maintained until the battery is fully charged Batt 100 Ah which is detected by measuring the current entering the battery In the second phase with the battery fully charged the battery charger is deactivated so as to remove any residual current in the battery in order to lengthen itselifespan and to prepare the rectifier for the optimization of the input power factor A cycle is also automatically effeeted tacheek the state of charge and to reintegrate the normal battery auto discharge BATTERY This is the energy reserve to power the load when power is no longer supplied to the UPS It is housed in one or more additional cabinets The battery cabinet must be provided with a sectioning device and a protection device magneto thermal switch or disconnector with fuses The load is powered with the energy accumulated in the battery when there is no MAINS present black out or when the mains goes outside the acceptance field frequency or voltage In this phase of operation the energy required by the equipment connected to the UPS output is supplied by the battery which ha
7. 3 4 5 SLOTS 1 2 the following cards may be4nserted optional NetMan 102 Plus on SLOT 1 main or SLOT 2 aux Device for the management of the UPSs on the Ethernet It can send information on the status of the device with various protocols TCP IP UDP compatible withgW ateh amp Save SNMP for communications witiENMS or with PowerNETGuard HTTP to display the status Wath a Browser TFTP to configure or ipdate the device when connected to the network The main function of this dewacets to Mtegrate the UPS into the LAN network ensuring a high level of reliability of communication with the server totenable full management and control of the MASTER MPS MULTICOM card on SDOT 1 main or SLOT 2 aux This device may be used to add a serial port to the UPS lt monitor the UPS using MODBUS JBUS protocol on RS485 or PROFIBUS Multicom 401 N B each card connected precludes the use of a standard RS232 port as follows the use of SLOT 2 aux inhibits the use of RS232 2 For the full and updated list of communication accessories please see the website www riello ups com OMNMPTKIORUENUA Pag 21 57 _ bis powerprotection Perens AAA Q 2 Gb Qh Ah ESCAPE 3 4 6 REMOTE ALARMS optional card Nr 6 outputs potential free contacts for alarms programmable from the display panel 2 inputs programmable from the panel and one 12V DC maximum 100mA auxiliary input 3 4 7 MULTI I O optional The function of this ac
8. It may under no circumstances be used for any purposes other than those envisaged or in any other ways than those described in this manual Any interventions should be carried out in accordance with the criteria and the time frames described in this manual PRECAUTIONS AND SAFETY REGULATIONS Refer to the Safety and Compliance Manual supplied with the UPS QMNAI41 NE ENVIRONMENTAL PROTECTION In the development of its products the company deyotes abundant resources to analysing the environmental aspects All our products pursue the objectives defined in the environmental management system developed by the company in compliance with applicable standards No hazardous materials such as CFCs HCFCs or asbestos are used in this product When evaluating packaging the choice of material has been mad favouring recyclable materials For correct disposal please separate and identify the typ ef material of which the packaging is made in the table below Dispose of all material in compliance with applicable standards in the country in which the product is used DESCRIPTION MATERIAL Protective bag Polythene DISPOSING OF THE PRODUCT The UPS contain electronic cards and batteries which are considered TOXIC and HAZARDOUS waste When the product reaches the end ofits operating life dispose of it in accordance with applicable local legislation Disposing of the product correctly contributes to respecting the environment and pe
9. MPS Pag 42 57 OMNMPTKIORUENUA LO bis powerprotection Using the cable with two RJ45 terminals provided with each UPS A make the connections as shown below single MASTER MPS configured in parallel If it is required to use a UPS that has been configured as a parallel unit on its own the signal card must be jumpered with the cable provided as shown below UPS PARALLEL CABLE RJ45 type connector RJ45 flat adapter signal parallel card LED on SW1 start position UPS m O O gt C A CN B gt B E Px D two MASTER MPSin parallel D UPS1 LED on URS2 LED off E SWI start position UPS SW1 cont position UPS2 UPS 1 UPS 2 A OMNMPTKIORUENUA Pag 43 57 LO bis powerprotection three MASTER MPS in paralell D UPSI LED on UPS2 LED off UPS3 LED off E SWI start position UPSI SW 1 cont position UPS2 UPS3 UPS 2 To add other parallel UPSs a GBS RARALLEL CABLE must be added for each new UPS connected A The signal connection must not be removed when one UPS is shut down Pag 44 57 OMNMPTKIORUENUA Mam YES powerprotection 4 5 Start up procedure Before starting up the w
10. a system with three UPSs but are equally valid for more complex systems Let us assume that the signal cable is not damaged and that the UPSs are in the following state UPS STATUS 1 Normal operation Master unit 2 Normal operation Slave unit 3 Normal operation Slave unit 1 2 3 A UPS PARALLEL CABLE type RJ45 1 2 3 Parallel connected UPSs A A If the signal cable between UPSs 1 and 3 is open UPS PARALLEL CABLE type R445 UPS SBATUS 1 Norfiab operation Master unit with message Parallel signa cable fault appears on the panel 2 Normal operation Slave units with message I Parallel signal cable fault on the panel 3 Normal operation Slave units with message 1 2 3 Parallel signal cable fault on the panel c N B in this situation the load is powered correctly All the UPS supply power to the load Let us assume that the signal cables between UPSs 1 3 and 2 3 are opened UPS STATUS 1 Normal operation Master unit with Pas message Parallel signal cable fault on the panel a 2 Normal operation Slave units with l q I message Parallel signal cable fault on the a panel 1 2 3 3 Disconnected TLI open SCRs off Slave unit
11. exactly the same and the MASTER is chosen on start up The MASTER unit is shown on the display panel by the capital letter P or B in the case of a single battery The MASTER and SLAVE units may exchange roles If a unit goes out of service e g due to an inverter fault 1t will automatically be excluded The load at this point is shared between the units that are still active if the power in output is excessive for the remaining UPSs the system logic switches all the units including the UPS that was excluded onto the by pass line All the information contained in the section on operating modes page 28 in relation to the UPS remains valid with the addition of the information set out below ON LINE OPERATION The message NORMAL OPERATION is shown on the display panel of each UPS and the letter P appears in the bottom left hand corner near the indication of the model This letter is in upper case if the equipmientan question is the MASTER while a lower case character is displayed if the UPS is a SLAVE STAND BY ON OPERATION The sharing of the load between the UPSs is linked to the length of the cables and the rules om the length of the connections indicated in the section connections must be observed In the event of a mains power failure the load is passed onto all the parallel connected UPSs STAND BY OFF OPERATION In this mode if there is a mains power outage the devices share the load qually the
12. load is not powered with the mains present STABILIZER WITHOUT BATTERY OPERATION In this mode the devices share the load equally BATTERY OPERATION One battery for each UPS Each unit draws the energy from its own battery Athe end of its backup time each UPS excludes itself The load remains unpowered if the duration of the m ins Outag e is greater than the backup time of the whole system When the mains is restored the system will restart automatically Each MASTER MPSrecharges its own battery One battery for all the UPSs Each unit draws the energy from the common battery At the end of the backup time the whole system excludes itself The load remains unpowered Tf the duration of the mains outage is greater than the backup time of the whole system When the mains is restored the system will restart automatically Each UPS recharges the common battery OVERLOAD In this mode toogthe devices share the overload equally If the load applied fo the system is not reduced the whole system will switch onto the by pass line When the overload is removed all the units will automatically return to normal operation If the overload persists however it triggers the external protection devices located at the UPS input on the by pass line In this case the load would remain unpowered Pag 46 57 OMNMPTKIORUENUA LO bis powerprotection Example of parallel operation For the sake of simplicity the instructions shown below refer to
13. normal operation The IN and OUT LEDs on the CONTROL PANEL will be GREEN The batteries will recharge automatically Battery backup time Before a battery discharge test can be carried out several hours have to pass at least eight hours for standard backup times or longer for batteries sized for long backup times to allow the batteries to charge The backup time obtained on the first discharge may be slightly less than expected a number of charge and discharge cycles are needed to improve this value Battery capacity does not remain constant over time but increases after some charge and discharge cycles 1t then remains constant for several hundreds of cycles before decreasing permanently OMNMPTKIORUENUA Pag 27 57 En bts powerprotection 3 6 Operating modes The various equipment operating modes are described below setting The operating mode is set when the MASTER MPS is installed it may be changed subsequently but this should always be done by a specialized technician 3 6 1 On line factory setting load always powered by inverter in the event of an input mains failure the load continues to be powered from the inverter using the energy stored by the batteries On line The load is always powered by the inverter with stabilized voltage and frequeney using the energy from the mains power supply INPUT If there is a fault in the PNPUT the UPS will switch to the batteries in zero time and the
14. one unit deactivated remains greater than E PA 15 eee ee A the required power This condition can be achieved x by always adding a redundant unit Ei Having a redundant unit means having one more UPS than the minimum number of elements required to power the load so that if a faulty unit is automatically excluded power is still supplied correctly The UPSs connected in parallel are coordinated by a card which ensures the interchange of information The information is exchanged between the UPSs via a cable connecting them in a loop The loop connection provides redundancy in the connection cable communication in the cables between the individual units This is the most reliable means of connecting the UPS and also allows the hot insertion or disconnection of a UPS Each UPS has its own controller that Continuously communicates with the whole system so as to guarantee the operation of the system The cablesfransmits the signals from a Master UPS to the other Slaves using an opto isolated system in order to keep the control systems electrically isolated from each other The operating logic envisages that the first unit that is ACtivated becomes the Master and takes control of the other Slaves In the event of a fault in the Master unit control is immediately switched to a Slave which then becomes the Master The current system pr vides basic operation each unit having its own battery The system m
15. voltage 0V while the voltage and the input frequency are within the acceptance field When the power supply line is restored the UPS is automatically repositioned in Standby Off mode The letter F will be displayed on the second line of the BASIC MENU near the URS model 3 6 4 Stabilizer operation in on line mode without battery load powered from the inverter if there is a mainsfailure the load is not powered the batteries are notatie Seut Stabilizer The load is always powered through the wnyerter with stabilized voltage and frequency using the energy from the imput mams The batteries are not present In the event of an input mains failure the output of thesSTABILIZER is not powered The letter S is displayed on the second line of the BASIC MENU near the UPS model 3 6 5 Frequency converter from 50 to 60Hz or vice versa load powered from the inverter with output frequency different from the input frequency in the yentof an input mains failure the load may be powered from the inverter using the energy stored by the batteries if present Frequency converter MAINS present load powered The load is always powered through the inverter with stabilized voltage and frequency using the energy from the input mains The by pass line is disabled and must not be connected the connections between the main supply line and the by pass line on the input bars must be removed SWMB Do not use disconnector SWMB when the U
16. 0 0000 NANA ae a E T A B The contacts of each disconnector must be connected to the corresponding UPS terminals as shown in the diagram L1 L2 L3 N L1 L2 L3 LI L2 48 A UPSI k UP S2 SWIN SWIN TO aS a ONES Ns Z gt QOL O Q02 NS MAINTENANCE BRASS PANEL To Load Pag 38 57 OMNMPTKIORUENUA Mam UES powerprotection 43 Mains load and battery connections Mains load and battery connections All the information contained in the section Mains load and battery connections page 15 in relation to the UPS remains valid with the addition of the information set out below 4 3 1 UPS AC input output power connection Refer to the INSTALLATION DRAWINGS manual for information on how to select the cable sections for each UPS Observe the phase connections Phase L1 of the system must be connected to input phase L1 on all the UPSs all the output phases L1 must be connected together and with phase L1 of the load The connections must be observed for phases L2 L3 and for the input and output neutral parallel connect the UPS s as follows Connect the power supply phases L1 L2 L3 N to the corresponding input phases of each UPS 4a1 L2 E3 N Connect the load phase
17. 1s without the alarm present The contacts can take a max current of 1A with 250Vac 4 A O 2 RL1 ee O 3 4 o 5 RL2 oO gt 7 Le o 8 RL3 9 moto 11 122 IN1 gt A oan a lt 9 A yo Please refer to APPENDIX A for the list of alarms and commands that can be programmed The change of function may be made by the technical support personnel 3 4 3 RS232 Nr 2 DB9 connectors are available for RS232 connection The factory set transmission protocol is the following 9600 baud no parity 8 bits 1 stop bit The transmission speed may be varied from 1200 to 9600 baud using the PERSONALIZATIONS menu on the CONTROE PANEL Depending on the distance of transmission the recommended values for the transmission speed are 9600 baud 50m 4800 baud 100m 2400 b ud 200m 1200 baud 300m See the diagrams below for the connectiomprocedure DB9 female RS232 2 For connection with a computer use a standard RS 232 cable See the diagram for connection with a modem Pag 20 57 OMNMPTKIORUENUA _ bis powerprotection DB9 male RS232 1 For connection with a modem use a cable standard See the diagram for connection with a modem 3 4 4 Parallel optional To be used for the connection of UPSs in parallel configuration See the chapter parallel version on page 36
18. 63 80 100 160 200 or equivalent circuit breakers JS LLI Z b main power supply and by pass separate 2 G Fmains and G by pass input line prote tion 2 m SWBY When there are two separate power lines the main SAB power line and the By paSs line two protection LU SWOUT devices must be proyided indicated with the letters F e pel and G in the drawing one for each line gt SS lt E UPS BATTERY CABINET 15 30 60 80 mains line mamaman Imax 100 load and battery recharging 175 External F fuse type gG a 32 40 63 80 100 160 200 By pass line Current 116 External G fuse type gG A 25 80 100 125 or equivalent circuit breakers Pag 12 57 OMNMPTKIORUENUA LO bis powerprotection 3 1 2 Selectivity The system where the UPS is inserted must be set up in such a way that in the event of a shortcircuit on one of the lines downstream of the UPS the fuse on the output opens while the upstream fuse normally works This is known as selectivity and ensures that the remaining feeders maintain the H power supply bo SWBY gt SWOUT 9 SWIN O C TS l In order to select the correct UPS protection devices to be inserted Hia downstream of the MASTER MPS HP the following two operating A modes have to be taken into consideration mains power supply we and battery power su
19. COMMAND 1 command L asia frf pe panel pins 11 and 12 The functions of the three contacts and the command item weproEf mmed via the display panel The ALARMS and the COMMAND are factory set in the following P ALARMS pen y RLI Bypass dai the ontact changes position when the UPS switches the load onto the by p lime either during normal operation e g due to overload or as a aitault in the inverter stage RL2 harging the contact changes position when the load is powered from RL3 End of battery discharge the contact changes position when during a mains outage the remaining time for battery discharge has reached the minimum value defined Once this time has passed the load will remain unpowered the factory set end of discharge pre alarm value is 5 minutes a 1 Inverter OFF Connect pin 11 to pin 12 for at least 2 seconds In NORMAL OPERATION if the INVERTER OFF command is received the UPS switches the power supply of the load onto the by pass line load is not protected should there be a mains outage In EMERGENCY OPERATION if the STOP INVERTER command is received the UPS shuts down load is not powered With the jumper present the UPS remains switched on the by pass line when the mains power supply is restored With no jumper present the UPS will restart in NORMAL OPERATION OMNMPTKIORUENUA Pag 19 57 0 e powerprotection The position of the contacts shown
20. ECTOR For systems with 4 or more battery cabinets use a Battery switch cabinet where the cables can be parallel connected refer to the marketing department For the sizing of the cables and connection procedures refer to the INSTALLATION DRAWING attached to the battery cabinet SWBAT1 SWBAT4 E lt Battery cabinet Battery cabinet Battery switch cabinet For back up times requiring a grea sa es of Battery cabinets contact the marketing department Pag 18 57 OMNMPTKIORUENUA _ bis powerprotection 3 4 Connection of signals and remote commands To the position of the signal and remote connection refer to the INSTALLATION DRAWINGS supplied with the UPS 3 4 1 EPO connector emergency power off control If the jumper on the connector is opened the voltage on the UPS output will be cut The UPS is factory fitted with the EPO terminals shortcircuited If this input is used the UPS can be shut down in a hazardous situation from a remote position simply by pressing a button If only the power supply is removed for example by opening the switch of the power supply panel the UPS will keep the load powered using the energy in the batteries 3 4 2 REMOTE COMMANDS AND ALARMS The card is equipped with a terminal board with 12 positions which has th bello win sas a e 9 POWER SUPPLY power supply 12Vdc 80mA max pins 10 Whd 11 ALARMS 3 potential free change over contacts for alarms
21. OMNA141_NE Electrical Data RECTIFIER INPUT Rated voltage a VA 3 phase Rated voltage tolerance 25 20 100 load Battery in charge t 10 20 100 load without battery contribution 20 10 100 load Rated frequency 50 60 Input frequency tolerance from 45 to 65Hz Rated current absorbed 400 V 31 46 62 93 Rated power absorbed 400 V 22 32 43 64 Max current absorbed at full load and with Batt 45 65 87 recharging A 4 Monoblocks Number of Pb elements 32 192 Ripple voltage with recharged batty 7 Approx 0 Max recharge current A Ay XO Fullload 4 6 8 Load 90 9 13 MD Load 80 14 21 Oi Load lt 50 29 37 37 Progressive start fucttifier power walk in 0 100 Configurable 0 120s Delay of progressive start of rectifier Power Walk in delay timer current distortion power factor Configurable 0 120s MPT version 25 gt 0 9 MPT C 5 20 9 MPT 12P not available lt 5 20 93 MPT 12P HC not available lt 3 20 95 load 100 rated input voltage and full charge battery Pag 54 57 OMNMPTKIORUENUA LO bis powerprotection Electrical Data 10 15 20 30 40 60 80 INVERTER Rated power Pf 0 9 inductive kVA 10 15 20 30 40 60 80 Active power Pf 1 kW 9 13 5 18 27 36 54 72 Rated voltage 400Vca 3 phase N configurable from 380V to 415V Rated voltage adjustment field from 360 to 420V Rated frequency 50 or 60 configurable Static variation 1 Dynamic variation 5 Re
22. PS is configured as a Frequency Converter N B the disconnector can be padlocked in order to ensure that it is not used OMNMPTKIORUENUA Pag 29 57 Mam YES powerprotection 3 7 Personalizations Using the CONTROLS PANEL from the basic menu press keys 3 and 5 and the access code 436215 the following factory set electrical parameters can be modified within a certain field Language value of the RATED VOLTAGE OUTPUT BATTERY parameters end of battery discharge pre alarm shutdown due to power lower than a set value AUTO OFF in power daily programmed shutdown AUTO OFF time acceptance frequency and voltage field on the BY PASS line by pass frequency field modem configuration RS232 1 and RS232 2 ports standby on operation see page 28 Smart active operation see page 28 date and time 3 8 Procedure to transfer the load from UPS onto maintenance bypass x lt Procedure not applicable in the frequency converter With several MASTER MPSs connected in parallel follow the procedure described in the section on bypass for maintenance of chapter Parallel version The sequences of operations to be carried out to placesthe UPSn maintenance bypass are shown below The procedure varies depending on the initial state of the UPS MASTER MPS in NORMAL OPERATION procedure a the power supply to the loads not interrupted in any way MASTER MPS with output n
23. UNINTERRUPTIBLE POWER SUPPLY DIRECT powerprotection NUPS MAST E R M PS from 10 to 80 kVA three phase output User Manual y DDD AO DADO CAIDA UUHUIUUUUHUTHUHUUMUHUMHUUUMUPUUHDUDUBINIIIHNINI JHHHUUUUUMUUHDMUUNHUUUUDMMUUUMMUHHMUUI MINI rra MAN Ih s HUNHUUMHUHIUMMHUHUDDHUMUDUUUIMUUUUNHINUUMDNIHIII ACIDO AAA II N LO eS powerprotection UPS Direct Ltd DIRECT lt support upsdirect com 44 0 8456 445 002 E www upsdirect com Column House London Road powerprotection Shrewsbury SY2 6NN England Pag 2 57 OMNMPTKIORUENUA O YES powerprotection Thank you for choosing our product The RPS is highly specialized in the development and production of uninterruptible power supplies UPS The UPSs of this series are high quality products carefully designed and manufactured to ensure optimum performance Symbols used in the manual In this manual some operations are shown by graphic symbols to alert the reader to the dangerous nature of the Operations Possibility of serious injury or substantial damage to the device unless Adequate precautionary countermeasures are taken Protective equipment to be worn No maintenance operations must be arried out on the device without wearing the Personal Protective Equipment PPE described below Personnel involved in the installation or maintenance of the equipment must not wear clothes with wide sleeves or laces belts brace
24. ated with those on the input Pag 14 57 OMNMPTKIORUENUA LO eS powerprotection 3 1 5 Backfeed protection The MASTER MPS is provided with a device to prevent voltage backfeed on the input line due to an internal fault This protection device works by switching off the inverter if the current flow is faulty thereby causing voltage backfeed on the by pass line during operation from the inverter If the fault occurs when the UPS is operating from the battery the load will not be powered Should it be required to avoid the shutting down of the inverter in order to keep the load powered by the inverter even in the event of a double fault the system can be customized to control the opening coil of a switch located upstream by reprogramming one of the relays on the REMOTE COMMANDS AND ALARMS card The control logic allows the function of the relay to be reconfigured for example for the backfeed alarm and then the free voltage contact can be used to control the triggering of a switch located on the UPS input 3 1 6 Emergency power off device EPO The UPS is pre set to be connected to a remote emergency power off device as laid down Ste d EN 62040 1 2 If the remote device not supplied with the equipment is activated the inverter output v cut The connection procedure is shown below UPS d J i _ 5 1 l i j 4 r 7 A E 3 mF OTe A L A Le Sm a
25. attery cabinet L a The use of the temperature sensor allows the UPS control logic to regulate the load voltage values and keep the battery working temperature constant It is necessary to use the specific kit supplied by th with the specifications may cause malfunction r bre Pag 24 57 OMNMPTKIORUENUA MN YES DIRECT powerprotection CO e This page is left lt ntionally 4 OMNMPTKIORUENUA Pag 25 57 LO bis powerprotection 3 5 Start up procedure The operations described in this chapter must be carried out exclusively by a specialized technician mains power supply The mains power supply has to be present in order to start up the MASTER MPS The MASTER MPSoutput terminals will be powered in this phase and all applications connected will receive voltages All users must therefore be warned before carrying out the start up procedure BATTERY CABINET if present A q A The battery cabinet must be provided with fuses device for it to be connected to thegUPS Once the INPUT OUTPUT and battery cables have been connected to the UPS terminals and before putting the switch cover back in place check that e all the input output terminals are securely tightened all the fuseholders have the fuse inserted and are in th closed position the input and output protection conductor is connected correctly yellow green earth cable check the polarity of the battery connections Replace the s
26. ay be personalized by means of a code inserted on the display panel with all the units connected to a single battery Battery Battery o barr A C a bw wn nnn nnn nn enn en ee ee ee ee load by pass line mains mains mains line line line UPSIMA an CS UPS2i i E fe UPS 3 UPS 8 Battery 7 i Battery Battery _ i y Pag 36 57 OMNMPTKIORUENUA LO eS powerprotection 4 2 Electrical system set up All the information contained in the section on electrical system set up in relation to the MASTER MPS page 12 remains valid with the addition of the information set out below 4 2 1 Input The instructions seen in the first part of the manual for a single UPS remain valid each unit must be protected with equivalent fuses or switches 4 2 2 Differential onnec evices must have a single In order to avoid unnecessary interventions versions with several paral differential switch inserted at the input of the whole system as shown in fi nd mu
27. batteries will supply energy to the inverter to keep the load powered for the backup time of the batteries When the INPUT is restored the batteries will be automatically recharged by the rectifier 3 6 2 Standby on Smart active load powered from the mains in the event ofan Input mains failure the load is powered from the inverter using thegenergy stored by the batteries In Standby On or smart active the load tSspowered from the by pass line if the power supply line is in the acceptance fi ld if there is a fault on the power supply line the load switches automatically onto the inverter powered by the battery Standby On the switch from inverter toyby pass line may be immediate time set 0 or delayed up to 180 minutes Fomthe switch to take place the by pass line has to remain in the acceptance field for the time set InQStandby On mode the rectifier remains powered and keeps the batteries charged If the by pass line voltage or the frequency go out of the acceptance field th load is automatically switched onto the inverter output With Standby On operatton the Energy dissipated by the system can be reduced leading to considerable satine Before using this function it must be ensured that in the event of a mains outage the load powered can accept an interruption of the power supply of around 2 5 ms and thabit can support any mains interference This operating mode is normally used for loads that are not particularly
28. cessory 1s to convert external signals from the MASTER MPS e g temperature of environment temperature of battery premises etc into signals by means of relay contacts or via serial output RS485 in MODBUS protocol It has the following characteristics 8 inputs e g humidity smoke etc sensors communication with the UPS via serial port 8 relays configurable with 8 events on the MASTER MPS RS232 output port with configurable messages RS 485 output port MDBUS JUBUS with configurable messages 3 4 8 REMOTE PANEL OPTIONAL The remote panel allows the UPS to be monitored from a distance and the user to have a detailed overview of the state of the machine in real time Using this device it is possible to keeps the electrical mains output and battery measurements etc under control and to detect any alarms For details relativerto use and connection refer to the specific manual 3 4 9 Dual Bus System UGS optional Two independent systems may be configured with Dual Bus with a single source or a separate source The synchronization option UGS keeps the outputs of the two systems always synchronized regardless of the input variations and when the system is running from the battery Each system may be made up of a maximum of 4 parallel connected UPSs This system has been designed for configurations using STSs Static Transfer Switches since this guarantees switching from one uninterruptible source to another without a
29. ck cancelled DIRECT D4 support upsdirect com 44 0 8456 445 002 El www upsdirect com To be used when the load may support mains interference or frequency variations and it is thus preferred to improve system efficiency The load is powered if there is a mains power failure Checks state of the battery Checks state of the battery N B During this testathe rectifier remains on with output voltage low in order to allow the supply of current by the batteryandito prevent inverter shutdown after battery discharge Activates manual remote battery chargmg Load unpowered in the event of a mains outage To be used for non critical loads the battery does not discharge during a mains power failure Cancels the previous action and disables the inverter block Load unpowered in the event of a mains outage To be used for non critical loads the battery does not discharge during a mains power failure Shuts down the rectifier and discharges the battery UPS Direct Ltd Column House London Road Shrewsbury SY2 6NN England Pag 57 57
30. covery time within 1 20ms Conforms to standard EN 62040 3 class 1 Current peak factor Ipeak Irms as per EN 62040 3 Sal Voltage distortion with linear load 1 typical 2 max Voltage distortion with non linear load EN 62040 3 lt 3 A Stability of frequency with Inverter synchronized with 2 adjustable from 1 to 6 from control the by pass mains panel Stability of frequency with Inverter not synchronized al 0 with the by pass mains A Speed of frequency variation 1 Hz sec Dissymmetry of the phase voltages with balanced and lt 1 unbalanced load BA Voltage phase shift with balanced and unbalanced load 120 1 el Overload with reference to the rated power three phase 10 fom60 125 for 10 150 for 1 Short circuit current phase phase 180 for 1 second with current limiting phase neutral AA 300 for 1 second with current limiting Electrical Data 1 30 40 60 80 BY PASS Rated voltage a As 400Vca 3 phase N configurable from 380V to 415V Rated voltage tolerance 15 adjustable from 10 to 25 from panel Rated frequency bg Hz 50 or 60 auto sensing a Frequency tolerance 2 1 6 from control panel Switching onto by pas chronized Inverter UPS in Normal Mode Switching onto by pass with Inverter out of sync UPS in Normal Mode Switching pass to Inverter UPS in Stand by On mod from 2 to 5ms Delay in transfer onto Inverter after switching onto by pass Power o
31. ct the battery manufacturer When the equation is applied for 240 element 40 battery hermetically sealed lead batteries A 336 x C10 10 cm2 When using 120Ah batteries the minimum aperture should be approximately A 41 cn The air intake and outlet must be positioned to ensure the best possible circulation for example apertures on opposite walls a minimum distance of 2 m when they are on the same wall OMNMPTKIORUENUA Pag 11 57 0 e powerprotection 3 MASTER MPS in single configuration A The operations described in this chapter must be carried out exclusively by a specialized technician 3 1 Set up of the electrical system 3 1 1 ac Input The UPS input must have a max current protection device The protection device should be sized according to the situation as follows a single power line b main power supply and separate by pass gt O SWBY i lt a Single power line F input line protection T Z LOAD The UPS input must have a max current lt SMOUT protection device for the section of line coming l dJ swin from the distribution panel The fuse represented T with the letter F UPS y wi E wo BATTERY CABINET 10 15 20 30 40 60 80 input line MAY Imax 100 load and battery recharging 175 External F fuse type gG A 32 40
32. den base If using a transpallet remove the device from the pallet and set aon thesflOor using the same precautions as set out in the section on Handling s s 2 Installation environment The MASTER MPS and the battery cabinet have been designed for indoor installation The choice of premises for Installation should comply with the points set out below 2 1 Ambient conditions e ensure that the floor can support the w lghisof the MASTER MPS and of any battery cabinet that may be used e avoid dusty environments e avoid narrow environments that ould hinder normal maintenance operations e avoid placing the device in reas exposed to direct sunlight or heat e ensure that the ambient temperature conforms to the following minimum operating temperature 0 C maximum temperature for 8 hours a day 40 C average temperature for 24 hours 35 C e max relative humidty 90 without condensation e Max installation heieht 1000 m at rated power 1 power for every 100 m above 1000 m max 4000 m 22 Dimensions of the premises For the mechanical dimensions of the cabinets refer to the INSTALLATION DRAWINGS supplied with the UPS and with the battery cabinet if present These drawings provide the following data e the position of the holes in the base to secure the device to the floor if applicable e the view of the floor support for the sizing of a structure to raise the cabinet if applicable e the position of cab
33. e signals of several parallel UPSs are connected in a closed loop configuration if the loop is interrupted at any point either due to a fault or for maintenance operation of the system is not compromised and the system continues to operate normally as will be shown repeatedly below The various UPSs are connected through the signals RJ45 flat a adapter parallel card located in the lower part of the UPS in UP the area for signal and command connections as shown in the section on SIGNALS and REMOTE COMMANDS yp lt JP a JP JP RJ45 flat adapter signals parallel card i N B the MASTER MPSmay be provided with two versions of pardllel ard that differ in the type of switch used type 1 or type 2 The difference between the two switches is the position of the control lever LED side connector side JI RJ45 type cO mector J2 RJ45 type connector SWI gt start position connector side type 1 LED side type 2 wont position LED side type 1 connector side type 2 LED on SWI start position off SWI Cont position Firmware update All the parallel connected UPSs must have the same firmware version Press key 7 from the basic menu on the display panel to display the firmware version installed For the expansion of an existing system check that the system has the same firmware version as the new MASTER
34. ently in particularly difficult environmental conditions Ensure that the air intake slots located on the front door and at the back Of the Cabinet and the output grilles located on the top of the cabinet are clean Ensure that the UPS is working properly the message NORMAL OPERATION will appear on the display panel If an alarm message is displayed check the meaning in the manual before contacting the technical support service Perform a battery test with the display panel Maintenance inside the UPS trained personnel only Maintenance inside the UPS may only be carried out by trained personnel A High voltage is present inside the UPS even whenthe power supply and the battery have been disconnected An electronic board contains lithium cf this card and all the other card must be replace only by trained personel After disconnecting the power supply Tine and the battery cabinet the trained personnel must wait around ten minutes for the capacitors to discharge before working on the inside of the equipment Ordinary maintenance for batteries trained personnel only The system automatically Controls the efficiency of the batteries every 24 hours and sounds an alarm when the efficiency is lower than that calculated according to the stored capacity value The lifespan of the batteries 1s linked to the operating temperature and to the number of charge and discharge cycles effected The capacity is nofgconstant but i
35. euondo Z 1078 9 08S990J1d0 J91UU UOD 1 O OJUO9 Ip OHNI pes jeuondo L LOJIS gt A w poN Jad dul Z ZET sy 7 67 olyosew 68d Y Y Y 5 lt e11318eQq ossaJBu gd od m dull L ZEZ SU 1 6 1 euw 69d i x powa pueuo9a gt luoIzejeubas ort oda E i l SJ 091 8 S Jole nuuuuoO E 1 oss pu esn lt p x p i LNOMS V P NIMS ejeljedas ssed Aq Ip J9SY9AUI 9JO JEZZIJPpe p ul Jad J AONWIJ oe ossa JBulp eeq ns uo on p Jepue s o j 59l uoc ssed q eaul sod UY lt ojeledes ossas6u gIWAS OMNMPTKIORUENUA Pag 32 57 LO bis powerprotection 3 11 Components of the block diagrams The MASTER MPSis made up of the following sub assemblies RECTIFIER This represents the input stage and its function is to convert the alternating voltage of the power supply line into direct voltage e black out Rectifier start up can be programmed from A Y AAA the display panel The following in input RA in AAE NAAA particular can be set mee YY rit ANY The delay in start up tO t1 this allows a non simultaneous start up of several UPSs connected to the same mains setting a The time for the start up t1 t2 this avoids a 4 oversizing any generator that may be located ee at the UPS input A E y t The rectifier carries out the following functions to ty to feeds the inverter with
36. ffecting the loads Pag 22 57 OMNMPTKIORUENUA Mam UES powerprotection 3 4 10 SWOUT and SWMB aux External temperature sensor optional 10 20kVA 30 80 kVA ES gt al L1 L amp a N A connection to external output UPS switch auxiliary B connection to external bypass UPS switch auxiliary T external temperature sensor connection LI L2 L3 UPS SWOUT and SWMB aux Terminals to be used for the connection of the gt SWBY auxiliary contacts of switches inserted in the Z MASTER MPS system see also the section on Insertion of additional system sectioning devices on page 38 Inserting additional disconnectOfs to J supplement those already in the UPS means SWOUT that the whole equipment anbe replaced s without interrupting the power supply to the B load QOI additional output disconnector Q02 additional disconnector of the external maintenante by pass The auxiliary contacts Q02 must be connected to terminals B Contact Q02 must be in the opposite position auxiliary open with switch closed vice versa with switch open MAINTENANCE BY PASS PANEL Q01 w To Load OMNMPTKIORUENUA Pag 23 57 LO eS powerprotection External temperature sensor terminal T B
37. he new UPS instead of the adaptor III OMNMPTKIORUENUA Pag 49 57 Now switch on UPS 3 the added UPS With the lever of SW1 in the start position in one UPS only and the lever in the cont position on all the others check that all the UPSs are operating normally and that the system is sharing the output power Example of hot removal LO bis powerprotection With hot removal it is not necessary to shut down all the UPSs of the system in order to remove one UPS 2 UPS 1 I UPS 1 II UPS 1 III between cables A UPS 2 UPS 2 UPS 3 UPS 3 A UPS parallel cable type RJ45 B RJ45 female RJ45 female shielded adaptor cable UPS BYPASS CABLE N B if the UPS to be removed has SWTiin the start position one of the other UPSs UPS Y or UPS2 must be in th Start position One UPS in the system must have SW1 in the
38. hole system for the first time some tests have to be performed to check that the UPSs are connected to each other correctly A open all the switches and disconnectors on the UPSs SWIN SWBY SWOUT and SWMB and on the battery cabinets B Close SWMB on one unit and check that on all the units QO The voltage present between the corresponding input and output terminals of each UPS is lt 2Vac If not check that the UPSs are connected to each other correctly A Once the operation has terminated open SWMB C Start up UPS1 by closing SWIN SWBY and SWOUT Wait until the message NORMAL OPERATION appears on the display D Close SWIN SWBY on all the other UPSs E Check that all the parallel connected MASTER MPSare on F close the disconnector or the fuses on the battery cabinets FOR OPERATION WITH A SINGLE BATTERY ONLY Check the letter X on the second line of the display panel Example UPS type X OUT YYY VA BATT YYY Ah 5 ON or OFF N B the UPS with a capital X B or P is the MASTER unit The X on the MASTER unit may be O X B the parallel battery code has already been inserted Only the battery capacity value has to be inserted See below QO X P the parallel battery code must be inserted by pressing keys 3 5 in sequence on the control panel and the code 467123 repeatahe same sequence to disable the parallel The UPSs connected to the one in which the code is inserted will be automatical
39. le entry e the position of the fans on the top of the UPS for the positioning of a structure to convey the warm air discharged by the equipment outside the premises if applicable the input output and battery cables section e the power dissipated by the equipment kW Pag 10 57 OMNMPTKIORUENUA LO bis powerprotection 23 Cooling of the premises The recommended operating temperature for the lifetime of the UPS and of the batteries is between 20 and 25 C The lifespan of the battery depends on the operating temperature with an operating temperature of between 20 C and_30 C the lifespan of the batteries is halved A heat dissipation system is required to keep the temperature of the premises housing the equipment within the field 20 25 C a The heat dissipation needed for the correct operation of the UPS is brought about by the air current made by the fans located inside the UPS forced convection and by the air around the side panels natural convection In order to ensure proper air circulation and therefore the correct operation of the UPS measures must be taken during Installation to avoid any obstructions to the free circulation of air These include the following e Leave a free space of at least 20 cm must be left between the back of the UPS and the wall so as not to block the flow of air from the fans and at least 40 cm for maintenance operations
40. lets of oth mitems that may be dangerous especially if they are metallic Long hair must be tied in such a way as to ens re that it is not a hazard The following signs show the protective equipment that should be worn The various items of PPE must be selected and sized according to the nature of the hazard particularly electrical posed by the equipment Accident prevention footwear Protective eyewear x Use always x x Use always Protective clothing Helmet Use always Use When there are suspended loads Work gloves Use always OMNMPTKIORUENUA Pag 3 57 LO bis powerprotection Definition of operator and specialized technician The professional figure responsible for accessing the equipment for ordinary maintenance purposes is defined with the term operator This definition covers personnel that know the operating and maintenance procedures for the equipment and that have been 1 trained to operate in accordance with the safety standards relating to the dangers that may arise where electrical voltage is present 2 trained to use Personal Protective Equipment and to carry out basic first aid The professional figure responsible for the installation and start up of the equipment and for any extraordinary maintenance is defined with the term specialized technician This definition covers personnel that in addition to the req
41. line inverter output to an unprotected line by pass line or vice versa The MASTER MPSis provided with a device to prevent the backfeed of voltage to the inputiline after an internal fault known as BACKFEED PROTECTION MANUAL MAINTENANCE BY PASS SWMB This is a maintenance disconnector The UPS can be excluded by elosmg SWMB and opening the other disconnectors SWIN SWBY SWOUT while keeping the load owthefoutput powered This operation is necessary when maintenance operations must be carried out inside the equipment without interrupting the power supply to the load The disconnector is sized for the rated power of the UPS Pag 34 57 OMNMPTKIORUENUA MN YES DIRECT powerprotection CO This page is left blank ncn J Ww OMNMPTKIORUENUA Pag 35 57 Mam UES powerprotection 4 MASTER MPS in parallel configuration 4 1 Introduction MASTER MPSmay be connected in a parallel configuration to increase both the reliability of the power supply to the load and the power available in output Up to 8 UPSs can be parallel connected It is recommended to connect units of the same power The load that can be applied to a system with several units connected in parallel may be greater than the by pass by pass load that can be supported by each individual unit ee ts c thanks to automatic power sharing The reliability is all kG only Increased provided that the total power of the system with
42. ly configured through the parallel cable the letter b will be displayed on all the UPSs This configures the value ofthe battery capacity only this value must be inserted on the MASTER UPS which will send the information torthe other units via the signal cable G Close SWMB of UPS 1 and eheck that the whole system switches onto the by pass line the bypass LED on unitl will flash while it must be misteady on the other UPSs then open switch SWMB again Wait a few seconds then check that the UPS1 retufistoX NORMAL OPERATION Repeat this operation forthe other units connected If this check is positive elose SWOUT on all the units Replace the switeh block on all the SWMBs so that they are blocked in the open position H At theeend of the start up phase all the UPSs must be in the NORMAL OPERATION condition I Wait approx one minute from the insertion of the last UPS then check that with the load not connected the output power indicated by each unit is lt 3 L Connect the load in output wait approx one minute and then check that the power shared between the various units is within 2 OMNMPTKIORUENUA Pag 45 57 LO bis powerprotection 4 6 Operating modes Several MASTER MPS units connected in parallel share the current absorbed by the load between them In a system with several UPSs connected in parallel there is a single MASTER unit and the remaining units will be SLAVES The UPSs are all
43. may vary depending on the order specifications As a general rule the packaging should include the following this manual theinstallation drawing the warranty and eventual accessories 1 3 Handling The equipment must only be handled by adequately trained personnel It can be unloaded from the vehicle and put into place by lifting the box 6r the wooden deck to which the equipment is secured with a fork lift truck A transpallet or fork lift truck should be used for the permanent positioning of the equipment in accordance with the instructions providedabelow OMNMPTKIORUENUA Pag 9 57 Mam YES powerprotection 1 Insert the forks of the fork lift truck in the lower part of the device from the front or back and ensure that they stick out about 30 cm on the other side If a transpallet is used raise the device only as much as is strictly necessary 2 Secure the device to the transpallet or fork lift before moving it Risk of overturning In order to avoid the risk of the device overturning ensure that it is firmly secured to the transpallet or fork lift truck by means of appropriate ropes before moving it When being moved the cabinet should be handled with care knocks or drops can damage it Once in position remove the packaging carefully in order not to scratch the device The packaging should be removed as follows Cut the bands Slide away the carton from above Remove the screws securing the cabinet to the woo
44. n of the UPS Standby ON operation This is done with the contact kept closed if reopened the command is cancelled Starts the automatic battery test when the UPS is in normal operation Any automatic battery test underway is terminated immediately This is achieved by switching the contact from open to closed Starts the manual battery test that continues until a block command is received or until the full discharge of the battery Terminates any manual battery test underway This is achieved by switching the contact from open to closed Starts the single first time recharge Terminates the first time charging underway This is achieved by switching the contact from open to closed Bypass command by means of blocking the inverter as a result of switching onto the by pass line N B The command is only executed if the by pass line is presentwith correctivalues This is achieved bY switching the contact from open to closed Resets the bypas command This is achieyed bysswitching the contact from open to closed UNCONDITIONAL Inverter block command the command is executed even if there is no by pass line The URS only switches onto by pass if the by pass line is present otherwise the load remains unpowered This is done with the contact kept closed if reopened the command is cancelled UNCONDITIONAL command This is done with the contact kept closed if reopened the command is rectifier blo
45. nance operations on a single unit e g UPS1 open switches SWB Y SWOUT SWIN and the battery cabinet disconnector on unit nly If the active UPSs can power the load the system remains in normal operation and the maimtenance can be carried out on UPSI maintenance on the whole system The sequences of operations to be carried out to place the system in maimtenance bypass are described below The procedures vary depending on the initial state All the UPS are in NORMAL OPERATION procedure a the power supply to thedload is not interrupted in any way whole system with output not synchronised withthe by pass line procedure b the power supply to the load is interrupted therefore this operation should Be effected only if absolutely necessary Procedure a the by pass line is present and its frequency and voltage are suitable the UPS display panel indicates NORMAL OPERATION 1 Pressing k ys 3 6 4 7 2 6 3 in succession as shown on the display activates the command for by pass with sh tdown of the inverter the UPSs connected to the one in which the code is inserted will be automatically configured through the parallel cable 2 beck thatthe whole system switches onto the by pass line 3 clos all the disconnectors SWMB 4 open all the switches on the device SWIN SWOUT SWBY and the battery cabinet disconnectors fuses and keep only disconnectors SWMB maintenance by pass line closed The control panel remai
46. nas 54 APPENDIX A REMOTE COMMANDS AND ALARMS CARD 56 Pag 8 57 OMNMPTKIORUENUA A bis powerprotection 1 Preliminary operations 1 1 Removing the packaging and positioning the device On delivery the packaging must be inspected to ensure that it is whole and that it has not been crushed or dented Check in particular that neither of the two impact resistant devices on the packaging is red if one of them is red follow the instructions on the packaging The essential details of the device are provided on the shipping document The marking weight and dimensions of the various items making up the packing list are shown Check the state of the device by means of a visual inspection of both the inside and the outside Any dents seen mean that it has suffered knocks during shipping which could compromise the normal operation of the device 1 2 Storage In the following situations installation not immediately after delivery de installation and storage while awaiting relocation place the device in covered premises that are protected from direct contaet gvith atmospheric agents and dust The following environmental values are those allowed in the storage area Temperature 45 HO C Relative humidity 30 90 max For the installation of a battery cabinet if provided with the uninterruptible power supply follow the instructions given in the specific manual The list of material provided
47. ncreases after some charge and discharge cycles it then remains constant for several hundredSoficycles before decreasing permanently Preventive maintenance of the battery entails keeping the operating temperature within the field 20 25 C performing two or three discharge and charge cycles during the first month of use carrying out this operation every six months after the first month of use Since the batteries are a source of energy opening the battery disconnector does not eliminate the voltage inside the batteries DO NOT TRY TO ACCESS THE INSIDE OF THE BATTERY CABINET THERE ARE ALWAYS DANGEROUS VOLTAGES AROUND THE BATTERIES If the batteries are thought to be faulty in any way please contact the technical support service If the batteries need to be replaced this must be done by a specialized technician The replaced parts must be sent to a specialized company for disposal by means of recycling Batteries are classified by law as toxic waste Pag 52 57 OMNMPTKIORUENUA MN YES DIRECT powerprotection CO This page is left blank ncn J Ww OMNMPTKIORUENUA Pag 53 57 A bis powerprotection 6 General characteristics Mechanical Data IS 20 30 40 60 Width Depth height 740 1400 Ventilation Forced Max current dispersion 300mA max Noise at 1m from front 0 100 load 60 62 Applicable Standards Refer to the Safety and Compliance Manual supplied with the UPS
48. ne affected by the shortcircuit is to be isolated let us consider the example of the 20kVA selectivity with both mains power supply and battery power supply the load has to be shared between at least three feeders each sized at 33 of the rated power selectivity with mains power supply only since it is considered unlikely that after a first fault a second fault will occur in the limited time of operation from the battery it is sufficient to share the output between two lines each sized for 50 of the rated power OMNMPTKIORUENUA Pag 13 57 Mam UES powerprotection 3 1 3 Battery Battery cabinet For connection to the UPS the battery cabinet must have an overcurrent protection device and a disconnecting device The function of the fuses is to protect the batteries and the cables from a shortcircuit between the battery cabinet and the UPS The following rules should be observed for their sizing if rapid fuses of the type gl gG are installed the maximum size of fuse to be used is 2 times the battery capacity in Ah Ifultra rapid fuses of the type aR are installed the maximum size of fuse to be used is 2 5 times the battery capacity in Ah For example the following fuses may be used for batteries of the type 65Ah 125A type gl gG or 180A type aR For the section of the cable for the UPS to battery connection refer to the following current value kVA 10 15 20 30 40 60 80 battery Permanent batte
49. ns off N B After carrying out the operations indicated above personnel must wait around ten minutes for the capacitors to discharge before working on the inside of the MASTER MPS In this situation during the maintenance operations any disturbance such as a blackout on the UPS supply line would have an effect on the equipment powered since the batteries are deactivated in this state Pag 48 57 OMNMPTKIORUENUA LO bis powerprotection Procedure b The by pass line is outside the acceptance field the following message is seen on the display panel BYPASS LINE VOLTAGE FAIL or SWBY OFF 1 open all the switches on the device SWIN SWOUT SWBY and the battery cabinet disconnectors fuses The control panel will remain off 2 before closing switches SWMB and connecting the loads ensure that both the frequency and voltage of the supply line are sufficient to power the connected loads N B After carrying out the operations indicated above personnel must wait around ten minutes for the capacitors to discharge before working on the inside of the MASTER MPS After the maintenance operations have finished restart the UPS Close SWIN SWBY SWOUT on all the UPSs Close the disconnector or the fuses on the battery cabinets Check that all the parallel connected MASTER MPS are on Open all disconnector SWMB After a few seconds all the MASTER MPS will return to NORMAL OPERATION Insertion and removal with UPSs opera
50. ot synchroniz d with the by pass line procedure b the power supply to the ad is interrupted therefore this operation shouldbe effeeted only if absolutely necessary Procedure a A the bypass line is present and its frequency and voltage are suitable the UPS display panel indicates NORMAL OPERATION 1 close disconnecting switch SWMB the control logic automatically disables the inverter 2 open all the switches on the device SWIN SWOUT SWBY and the battery cabinet disconnectors fuses and keep only disconnecting switch SWMB maintenance by pass line closed The control panel remains off N B After carrying out the operations indicated above personnel must wait around ten minutes for the capacitors to discharge before working on the inside of the UPS In this situation during maintenance operations any disturbance such as a blackout on the UPS supply line would have an effect on the equipment powered since the batteries are deactivated in this state Pag 30 57 OMNMPTKIORUENUA Mam UES powerprotection Procedure b The by pass line is outside the acceptance field the following message is seen on the A display panel BYPASS VOLTAGE FAIL or SWBY OFF and green LED 1 will flash See Display and control panel manual 1 open all the switches on the device SWIN SWOUT SWBY and the battery cabinet disconnectors fuses The control panel will remain off 2 before closing switch SWMB to connect the load
51. play and control panel manual to set Standby on Smart active operating mode configurations Contact the technical support personnel for other operating modes Once the UPS has been installed check that the message NORMAL OPERATION appears on the first line of the display panel and that the UPS model is displayed in the left hand corner of the second line according to the coding shown below XO00Y ZZ X MASTER MPS model 000 output power kVA Y output frequency Y _ output 50Hz Y A output 60Hz Z configuration mode Z gt output frequency input frequency Z G frequency converter with battery Z KS frequency converter without battery Z N standby on Z F stand b off Z S stabilizer Z Porpgfar llel version Z 4B or byparallel version with single battery 3 9 1 Battery operation check Carry out only with battery present After installation a mains outage ven ef just a few seconds can be simulated to check operation the battery does not need to be charged With the UPS in normal operation open switch SWIN located at the UPS input rectifier The buzzer should sound immediately with 5S ON while OUT green LED and BATT yellow LED on the Signals and Commands Panel sh uld be constantly on Check that the load eonneeted to the UPS is powered In this state the power supplied to the load is the same as the energy that WaSypreviously accumulated in the batteries Close input disconnector SWIN to return to
52. pply BATTERY CABINET With mains power supply the output fuse must be selective with the input fuse the condition is verified for the following values pK VAT IO i 3 40 60 80_ Koppa ar as shown in the table of connections A fuse size fortypegGfuse MAA t 16 20 32 50 63 80 fuse size for type aM fuse AT 6 8 10 16 25 36 40 At least two feeders are necessary in order to us the UPS at rated load with fuses of type gG With battery power supply first fault ifthe event of a shortcircuit on one of the outputs second fault it must be possible for the fuse to be open before the inverter shuts down If the shortcircuit is of the three phaSe type the inverter can supply a current for 1 second that is 1 8 times the value of the rated current of the UPS output th a single phase shortcircuit the current is around 3 times the value In the worst case scenario that 1 a three phase shortcircuit then a smaller current the condition occurs if po AT 10 15 2 3 40 6 80 1 8 times the rated output current for 1 second maximum fuse at the UPS output for selectivity 4 fuse size fortype gG fuse A o 6 fuse size fORtype aM fuse Al 2 4 4 6 10 12 20 At least three or four feeders are necessary in order to use the UPS at rated load with fuses of type gG To sum up when there is a shortcircuit on the output there are two alternatives if only the li
53. rsonal health No reproduction of any part of this manual even partial is permitted without the manifacturer authorization The RPS reserves the right to modify the product described herein in order to improve it at any time and without notice OMNMPTKIORUENUA Pag 5 57 MN YES DIRECT powerprotection This page is left S Pag 6 57 OMNMPTKIORUENUA 1 _ bis powerprotection CONTENTS PRELIMINARY OPERATIONS us 9 1 1 Removing the packaging and positioning the device 9 TD 9 AC PPP ht o RE deni eae RGR A 9 de O AAA II II A mua amtata 9 INSTALLATION ENVIRONMENT iaa 10 J AMP CON AOS a aio 10 2 2 Dimensions OF ME PICU SOS AAA AAA A AAA 10 ZO GONNE OF INE DECIS OS ld A d Il 24 BIV CHANGE TOI battery premises sa aa hentia ee as 11 MASTER MPS IN SINGLE CONFIGURATION h N 12 3 SCLUP OF the electrical SOM O e ii 12 SA EM AM a 12 Sde A O O A DRA A 13 O A uwa mna s EO aa ee 14 SA Dill al IRCD u u D nu A OA 14 SID Baeckfjeed DPVOLCCHON uu au l SSD u s Dia e ul a 15 3 1 6 Emergency power off device EPO M ci _ 15 3 2 Mains load and battery connections W J 16 3 3 External Battery CONNECTIONS Ra Na N 17 3 4 Connection of
54. ry eq Current A 25 38 50 80 109 168 223 3 1 4 Differential RCD If the MASTER MPS protection against electric shock uses diff rentialsetrrent devices RCD these have to have the following characteristics Sensitivity 300mA sensitive direct current and unidirectional components class A or class B insensitive to transient current pulses delay greater than or equalt6 0 1 s In the standard version SWBY close without an input separation transformer the neutral originating from the mains is connected to the UPS output neutral The system neutral point treatment is not modified THE INPUT NEUTRALS CONNECTED TO THE OUTPUT NEUTRAL THE DISTRIBUTION SYSTEM WHICH POWERS THE UPS IS NOT MODIFIED BY THE UPS neutral The neutral point Pretutment is only modified if a barrier is present or when the UPS operates with the neutral isolated upstream SWBY open When operatineaim the presence of mains supply a differential breaker RCD installed on the input will intervene as the output circuit is not isolated with SWBY close from the input circuit When operating without mains supply from battery with SWB Y the input differential breaker will intervene only if it is able to switch as a result of leakage current without any voltage at its poles for example a differential breaker with an auxiliary relay is not suitable However it is possible to install additional differential breakers on the output of the UPS possibly coordin
55. s ensure that both the frequency and voltage of the supply line are sufficient to power the connected loads N B After carrying out the operations indicated above personnel must wait around ten minutes for the capacitors to discharge before working on the inside of the equipment After all the maintenance operations restart the UPS following the instructions in the section on START UP PROCEDURE see page 26 Then open disconnector SWMB if it was previously losed The MASTER MPS will return to NORMAL OPERATION 3 9 UPS and load shutdown This operation will cause the shutdown of the load connected Omthe output In parallel versions each procedure must be carried out on all the UPSs open the batteryecabinet switch fuse open the Swit hof the load opensSW OU Ts output disconnector open SWIN input disconnector open SWBY by pass line disconnector The load is no longer powered and after a few seconds the signal panel will also shut down Use a multimeter to check thatwao voltages are present on the terminal board Follow the instructions imthe section on START UP PROCEDURES see page 26 to restart the UPS OMNMPTKIORUENUA Pag 31 57 powerprotection LO eS 3 10 Block diagram puinjej duu a yweqauosues y aWMs xne IDueuuo2 a luoIzejeubes o i uueq 4nomsxne pies j
56. s L1 L2 L3 N to the corresponding output phases of each UPS L1 le2 L3 N MAINS M The figure shows an example of three units connected in parallel Power supply line M UPS input terminal boasds B UPS output terminal boards Load C Auxiliary SWOUT ext A al a2 a3yer c2 c3 length of cables at a2 a3 IN B IN B IN B UPS 1 UPS 2 WPS 3 OUT C OUT C OUT C A A c1 c2 ext x SWQUT d ext SWO UT TFNO D NOTE SWQUT ext must be provided with an auxiliary contact open with the switch open and closed with the switch closed Length of the cables The sum of the lengths of the power supply and output cables must be the same for all units With reference to the drawing these must be altcl a2 c2 a3 c3 a length of input line cables b length of output line cables The same rule must also be observed with separate power lines the lengths of the cables of the by pass line output line must be the same between all the UPS connected in parallel Lack of compliance with this rule may cause a current imbalance between the UPSs when the load is A powered through the by pass line An overload on the by pass line of one UPS will lead to a deterioration of the components on that line both internal and external to the UPS that is the disconnector cables and electronic power components
57. s previously been charged The alphanumeric PANEL at the front of the UPS shows the expected residual BACKUP TIME calculated according to the power supplied and the state of charge of the batteries The value provided is merely indicative since the power required by the connected load may change during discharging The backup time can be increased by disconnecting some of the connected equipment When the remaining backup time goes lower than the value preset as the END OF BACKUP TIME PRE ALARM factory set at 5 minutes the buzzer increases the sound frequency while the yellow BATTERY LED starts flashing in these conditions it is advisable to save any work in progress After this time the MASTER MPSwill interrupt the power supply to the loads When the MAINS is restored the UPS automatically restarts and starts recharging the batteries OMNMPTKIORUENUA Pag 33 57 LO bis powerprotection INVERTER This is the output stage the function of which is to convert the direct voltage from the RECTIFIER or from the BATTERY into stabilized sinusoidal alternating voltage The inverter output is isolated from the input and from the batteries by a galvanic isolation transformer The inverter is always working since the load connected to the UPS output is always powered by the INVERTER in NORMAL OPERATION STATIC SWITCH This device allows the synchronized switch automatic or manual and in zero time of the power suppl ato the load from a protected
58. s with message INTERNAL FAULT 10 on the panel N B In this situation the load is only A x X x powered correctly by UPSs 1 and 2 aX To restore the broken signal cable first the UPS with the message INTERNAL FAULT 10 on the panel has to be shut down OMNMPTKIORUENUA Pag 47 57 Mam YES powerprotection 4 7 By pass for maintenance observe the following precautions when operating SWMB SWMB must not be closed on a UPS that is off and that is connected in parallel with other units operating normally This operation may cause a fault on the UPSs which may create a dangerous voltage at the output SWMB may be closed with the MASTER MPSoperating by following the procedure described in the section Operating modes operation not to be executed If disconnector SWMB is closed on any unit the whole system switches onto by pass If all the switches are then opened to allow maintenance operations to be carried out all the power required by the load will switch onto the maintenance by pass line of the unit in which SWMB has been closed WARNING both the automatic and the maintenance by pass line of each UPS is sized for the rated power of the single unit N B To carry out maintenance on all the UPS the switches SWMB of all the units must be Closed maintenance on a single unit This is the procedure to carry out mainte
59. sensitive The letter N will be displayed on the second line of the BASIC MENU near the UPS model Smart Active the UPS autonomously activates On Line or Standby On operation according to the quality of the power supply see the PERSONALIZ SMART ACTIVE OPERATION menu When Smart Active mode is activated the power supply is monitored for a few minutes after which if the voltage has remained within the pre set values the output is switched onto the by pass line otherwise the load remains powered by the inverter while the observation time is approx one hour After this time provided there has been no interference the load switches onto the by pass line otherwise the logic starts monitoring again for approx one hour The advantage of this operating mode is its efficiency which is greater than 98 SMART A will be displayed on the first line of the BASIC MENU and the letter M will appear in the second line of the BASIC MENU near the MASTER MPSmodel Pag 28 57 OMNMPTKIORUENUA Mam UES powerprotection 3 6 3 Standby off with mains present the load is not powered load not powered in the event of an input mains failure the load is powered from the inverter using the energy stored by the batteries Standby Off if there is a mains power supply UPS output is zero The RECTIFIER remains on and keeps the battery charged The output voltage is only present when the mains power supply fails The system remains with output
60. signals and remote 0mmandls 19 3 4 1 EPO connector emergency powemoeff eontrol ccoocooonnooonnnnnnnnnnannononnnnnnnnnnnonannnnnnnnancnnnnnnnnos 19 3 4 2 REMOTE COMMANDS AND ALARMIS 19 SAD NL AS O ads 20 SAA Pamiotiobitondalau Ri Wa uu Q L k a Du hu ae 21 3 4 5 SLOTS 1 2 the following Cards may be inserted optional 21 3 4 6 REMOTE ALARMAS opti hnal S rd aararsrrsssssssa 22 SAT MUETE 170 OPONE uluya a uw ee AENA AA 22 3 4 8 REMOTE PANEL OPTIONAL 000 naaa 22 34 9 Dial Bus WTO UGS OPUONGL wes na u m uu u IS A A A O 22 3 4 10 SWOUZ and SWMB aux External temperature sensor optional 23 IS DAT DOC COUN E a m mu una sasawa A AA iD 26 DL ION OO OM ON CHOC ei veinsscsse teense AAA AAA A 27 SO iS a IS uu uu tool 28 TW CMP line factory setting 28 50 2 LADOS MA achive soi cies assis ce a Roe 28 3 6 3 Standby off with mains present the load is NOt powered 29 3 6 4 Stabilizer operation in on line mode without battery
61. st be sent to all UPSs simultaneously as 4 2 3 Emergency power off devic When several devices are connected in parallel the shown in the figure below UPS 8 B T A a EPO terminal board on the UPS b EPO switch with auxiliary contacts not provided The button must have the same number of auxiliary contacts as the number of parallel UPSs Each UPS must have the jumper on the EPO terminals page 19 removed and the wires from the auxiliary contact of the button must be connected instead of the jumper The contact must be closed with the button in the rest position and be opened when the button is pressed The connection must be made with the UPSs switched off OMNMPTKIORUENUA Pag 37 57 Mam YES powerprotection 4 2 4 External maintenance by pass In some cases in order to facilitate maintenance operations of the individual units making up the system it may be advisable to install an external maintenance by pass The new disconnector located on the by pass line Q2 must be provided with auxiliary contacts one for each UPS The position of the contact is opposite to the position of the switch thus the contact must be closed when the disconnector is open 10 20kVA 30 80 kVA Pe m Ps pa Pa Papa m N 000000090 000000090 00
62. start positi n and LED Phase I Shut down the UPS 3 that is to be removed Remove the signal cables of the UPS to be removed Phase II III Connect the RJ45 female RJ45 female shielded adaptor cable not provided Check that all the UPS are operating normally and that he system is sharing the output power Pag 50 57 OMNMPTKIORUENUA MN YES DIRECT powerprotection CO This page is left blank ON Ww OMNMPTKIORUENUA Pag 51 57 Mam YES powerprotection 5 Maintenance The uninterruptible power supply is designed and produced to last a long time even in the most severe service conditions It should be remembered however that this is electrical power equipment which requires periodic controls Moreover some components have a limited lifespan and as such must be periodically checked and replaced should conditions so dictate in particular the batteries the fans and in some cases the electrolytic condensers It is therefore recommended to implement a preventive maintenance programme which should be entrusted to specialized personnel authorized by the manufacturers Our Technical Support Service will be happy to recommend the various personalized options for preventive maintenance Periodic operations to be carried out by trained personnel and with doors closed The following operations which must be done with the doors closed should be carried out periodically e g once a month or more frequ
63. t by pass line must be three phase with neutral The neutral conductor is necessary only on by pass line Input line without neutral The transformer must be inserted either on the mains supply line or ongthe by pass line as shown in the drawings BY PASS LINE Bane OW UPS 7 Y OPTIONAL Q LOAD 3Ph N ee MAINS LINE transformer on the bypass line only MAINS LINE A Af ADA UPS 7 A or EPA LOAD y 3Ph N OPTIONAL fa The transformer supply bypass and mains lines Pag 16 57 OMNMPTKIORUENUA Mam YES powerprotection Input and output line without neutral If the input line and the load are three phase without neutral type and only in this case a kit to create the signal neutral optional may be used The kit may only be used by a specialized technician gt OPTIONAL o UPS LOAD 3Ph MAINS LINE 33 External Battery connections BATTERY CABINET ifipfesent The battery cabinet must be proyided with a fuses to be connected to the UPS max 3 battery cabinet SWBAT3 Up to 3 battery cabinets cansbe Connetted in parallel in accordance with the diagram below ab 0 Q Q O O ay y 0 0 89 89 m m VIII LL LL OMNMPTKIORUENUA Pag 17 57 LO eS powerprotection CABINET DISCONN
64. ting hot swap The hot insertion and removal of the UPS can only take place 1f the system is configured with the RJ45 female RJ45 female shielded adaptor cable as shown in the figures below The hot insertion and removal of the UPS makes technical support easier and improves the reliability of the system With this procedure it is not necessary to shut down all the URSs morder to add or remove a unit Hot insertion and removal can only be done on systems comprising UPSs with the following characteristics The UPS system must be prearranged with a distribution panel for power connections The UPS system must be prearranged with a RJ45 female RJ45 female shielded adaptor cable not provided with the UPS All the UPSs in the system must have4he same firmware version Example of hot insertion UPS 1 UPS2 A UPS parallel cable type RJ45 B RJ45 female RJ45 female shielded adaptor cable UPS BY PASS CABLE UPS 1 UPS 2 UPS 3 phase II Insert the new UPS power connections in the distribution panel and keep it switched off UPS 3 SWI cont position II UPS 1 UPS 2 UPS 3 Phase Ill Remove adaptor B and insert t
65. uirements listed above for a general operator must also 1 have been suitably trained by the manufacturers or their representative 2 be aware of installation assembly repair and service procedures and havema specific technical qualification 3 must have a background of technical training or specific training relating to th procedures for the safe use and maintenance of the equipment Emergency interventions The following information is of a gener l nature First aid interventions Company regulations and traditional procedures should be followed for any first aid intervention that may be required Firefighting measures 1 Do not use water to put out a fire but only fire extinguishers that are suitable for use with electrical and electronic equipment 2 If exposed to heat or fire some products may release toxic fumes into the atmosphere Always use a respirator when extinguishing a fire Pag 4 57 OMNMPTKIORUENUA LO bis powerprotection GENERAL PRECAUTIONS This manual contains detailed instructions for the use installation and start up of the MASTER MPS Read A the manual carefully before installation For information on using the MASTER MPS the manual should be kept close at hand and consulted before carrying out any operation on the device This device has been designed and manufactured in accordance with the standards for the product for normal use and for all uses that may reasonably be expected
66. verload capacity of the by pass line KVAJ 110 for 60 minutes 125 for 10 minutes 150 for minute 12 SCR bypass 25 C 8 10ms A3s 20k Short circuit capacity of the by pass line x rated current ls 500ms 200ms 100ms 10ms No break 100 ms 4s OMNMPTKIORUENUA Pag 55 57 LO bis powerprotection 7 Appendix A remote commands and alarms card Technical support personnel may give the COMMAND and the three ALARMS functions that are different to the standard configuration of the alarms card see page 19 The options available are listed below ALARMS DISTURBANCES ON BYPASS LINE MANUAL BYPASS SWMB ON BYPASS LINE VOLT FAIL OR SWBY FSCR OFF MAIN LINE VOLTAGE FAIL OR SWIN OFF PREALARM LOW BATTERY VOLTAGE LOW BATTERY CHARGE OR CLOSE SWB LOW INPUT VOLTAGE OR OUTPUT OVERLOAD W OUTPUT OVERLOAD BYPASS FOR OUTPUT POWER VA lt AUTO OFF V ALUE INTERNAL FAULT number TEMPORARY BY PASS WAIT BYPASS FOR OUTPUT OVERLOAD BYPASS COMMAND ACTIVE 8 COM lt QFF REMOTE BYPASS COMMAND ACTIWP S 0HFF OVERTEMPERATURE or FAN FAILURE INPUT VOLTAGE SEQUENCE NOD OK OUTPUT OFF CLOSE SWOUT ORSWMB BLOCK COMMAND ACTIVE s 0FF REMOTE BLOCKIN COMMAND ACTIVE MEMORY CHANGED CODE number AUTO OFF Timer Toff 0 0 Ton 0 0 See Display and control panel manual for an explanation of the alarms COMMAND 8 OFF x me h D description
67. witch cover For the first start up the following operations should_becatried out in this order 1 close input disconnector SWIN 2 press button 1 twice select the language and then press button 8 to return to the basic menu 3 close by pass line disconnectormsSWB Y 4 close output disconne tor SWOUT 5 close the battery cabinet dis onnector Configure the value of the battery capacity according to the instructions on Display and control panel manual a Y battery capacity It is important toinsert the correct battery capacity value since this value is used by the system logic to calculate the backup time If not et otherwise this value is assumed to be equal to the UPS power e g at 10OKVA the value set by default is TOOAh After the start up operations have been completed perform a manual battery test press button 3 and then 2 on the control panel At the end of the test after approx 8 seconds with the UPS started correctly and with the battery connected on the signals and control panel the two green input and output LEDs must be on constant SWMB The disconnector SWMB must not be closed during normal operation of the MASTER MPS SWMB should only be closed during UPS maintenance operations in order to keep the load powered see the instructions on page 30 Pag 26 57 OMNMPTKIORUENUA LO bis powerprotection When the UPS is first started up it is in on line mode see page 28 See Dis

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