RM Series Intelligent Modular UPS
Contents
1. Fig 1 22 UPS front view Unit mm RM Series Modular UPS User and Installation Manual 12 i i i HA H 890 9 2000 1462 l c3 P l 889 3 600 Top view 2m cabinet front view l 1600 Y Chapter 1 Installation 13 1 6 m cabinet front view OO E OO di LOD LLL LD DOD n LC DE uu DOOD DOCS ie LILICDLIEIBDIDHILDLI D ODADAS ETE D Ey HEI OIL LU el 9 DDCL OOOO C g ISS 9898 EHE oogaooco CI E ERAGE LIT LFEH HHEHELEHEEED C49 CRAN ER E EE L L LOD DOOD BREESE L DCD LITT I H c S B xn E HH ODO HOOO OOc FHR e ix N Output terminal Input terminal Battery terminal A S H IY CC Y YE TTT EYE TTT ee PASS ULL T TTT EET EIE L T D OTT TOOT DC ID OI IC DIL I 1 DEEE ARR BREST RTS RSR REX Ground terminal P mun HE f a imn I CCI OC 2 SSR SE T IRR 8899999899 9599888998981 DOOD TTU LT PARA ULL T T TTT L L T el TTT AH2. LOOO COCO LOOO LU RE S D LJ D IS IJ D D IS D LJ D D F D D D D D LT D D opon LOOO LI DOC LOL LOULL LOTO L OOO TD Re Rae ee E Amplification of A BREE CODAGE a RARE pa OO oo e e 1 6m cabinet Fig 1 23 UPS back view RM Series Modular UPS User and Installation Manual 13 14 Chapter 1 Installation Sr d MEER O E Des U 5 urs p S p n a Es 2 LI gem AC Input f ls 2 ae 1 input L Output 1 Y gt DS Ss A ue Hi i UPS e J P d N e C E Ned d UPS Input if O L LA l Load ll iue Ls e Amplification of A c o B 9 T c eJ e gr o o Jj 5 o o O O k 9j g e Fig 1 24 UPS front view RM Series Modular UPS User and Installation Manual 14 N EON Chapter 2 Operations 15 Chapter 2 Operations
3. Battery startup button Battery Cold Stari a s 8 m 7 8 5 w 2t IT E GO JE 00 Me vou vu HM o LI o Bee pte Ke Mo 00 loo D D G Fig 3 2 Position diagram of battery startup button RM Series Modular UPS User and Installation Manual 21 22 Chapter 3 Operating Instructions 3 3 Procedure for Switching between Operation Modes 3 3 1 Procedure for Switching the UPS into Battery mode from Normal Mode Open input switch to cut off the mains UPS enters the battery mode If UPS should be switched to normal mode wait for a few second
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5. display windows system information data command and current record RM 120 20 N 05 online S 12 00 e Ras window CB2 CB1 Data command window 1 Inverter abnormal USO TUUS As 25 P C t d 3 Fan fault 11 1 l1 I window UPS bypass frequency abnormal 11 1 ll x 1 E Ww Fig 4 2 Main LCD display The description of LCD icon is shown in table 4 5 Table 4 5 Description of LCD icons Bypass parameter Main input parameter History file system information Function setting display calibration password setting time setting date format communication protocol and language setting system setting used by product maintainers Battery data battery parameter setting used by service staff Test battery self test battery maintenance RM Series Modular UPS User and Installation Manual 26 Y rd Xx W Chapter 4 Operator Control and Display Panel 27 Functional keys used by service staff fault clearing history file clearing noise clearing manual switch of bypass Output parameter user s setting system mode machine number system ID output voltage adjustment frequency tracing speed frequency tracing limit Noise clearing noise clearing cancel AT Log view page up down I P Select a icon on LCD as shown in fig 4 3 to view the UPS parameter represented by this icon e g e the LCD will display the data of system main inp
6. O 9 L9 IN AN FAILURE TO FOLLOW ADEQUATE EARTHING PROCEDURES CAN RESULT IN EMI ELECTRIC SHOCK HAZARD OR RISK OF FIRE 1 6 2 Cable Connection The operations described in this section must be performed by authorized electricians or qualified technical personnel If you have any difficulties do not hesitate to contact our Customer Service amp Support department at the address given at the beginning of this manual After the equipment has been finally positioned and secured connect the power cables as described in the following procedures 1 Verify that all the external input distribution switches of the UPS are completely opened and the UPS internal maintenance bypass switch is opened Attach necessary warning signs to these switches to prevent unauthorized operation 2 Open the back door of the cabinet remove the cover and then the input and output terminal battery terminal and earth terminal are visible 3 Connect the input earth wire to input earth terminal Please note the earth wire shall be connected in accordance with related local or state regulation 4 For common bypass and rectifier inputs connect the AC input supply cables to the UPS input terminals Main input A B C N and connect the output loaded cable to the UPS output terminals Output A B C N and tighten the connections to 13 Nm M8 Bolt ENSURE CORRECT PHASE ROTATION 5 Connect the battery cables between the UPS battery terminals and battery
7. Please install the system according to the installation descriptions for different system configurations The dual bus system is supported by UPS it requires connecting the LBS signal cables of two UPS when constructing the dual bus system please refer to relevant chapter for detailed configuration and installation and the system software shall be configured as required UPS 1 monitoring bypass module UPS 2 monitoring bypass module LBS LBS Fig 1 20 LBS Connection Diagram 1 8 Installation Drawing Please refer to fig 1 21 fig 1 22 fig 1 23 and fig 1 24 RM Series Modular UPS User and Installation Manual 10 RM series SNMP card RS485 pe gt RS232 Temp batt O a J2 Temp ENV C3 LD EPO 2 C JA GEN O J5 O Dry contact c5 J6 BCB O J7 BAT LOW ALARM K J8 O GENERAL m B CO UTILITY FAIL S110 Chapter 1 Installation 11 PE CWO WOOD BAT N CSTs BAT Fig 1 21 Installation Diagram RM Series Modular UPS User and Installation Manual 11 z ground Input Power cable Output Battery 12 Chapter 1 Installation
8. This chapter introduces the basic knowledge of UPS operations including working principle operation mode battery management and protection N AN Warning Hazardous mains voltage and or battery voltage present s behind the protective cover The components that can only be accessed by opening the protective cover with tools cannot be operated by user Only qualified service personnel are authorized to remove such covers 2 1 Introduction UPS provides the critical load such as communication and data processing equipment with high quality uninterruptible AC power The power from UPS is free from voltage and frequency variations and disturbances interruption and spike experienced at the Mains AC input supply This is achieved through high frequency double conversion power pulse width modulation PWM associated with full digital signal processing control DSP which features high reliability and convenience for use 2 1 1 Principle As shown in fig 2 1 the AC input mains source is supplied at UPS input and converted into a DC source This DC source feeds the Inverter that converts the DC source into a clean and input independent AC source The battery powers the load through the inverter in case of an AC input mains power failure The utility source can also power the load through the static bypass When the UPS needs maintenance or repair the load can be transferred to maintenance bypass without interruption and the power module and by
9. OO OT E ooon e SERE a HER Ti EF C LE IS CI F DCD ERS EEE REEE LTR RRR 9999989999999 9999999898 LU H HT 1 DOC OOOO LX CIE EY EIDIELET BEE EE EEE Eee EEE P Main Input g e gt wo Q N MESNE moo DOC Gee LEH 1 DOOD OTO TDD em LL UO ODO LCD CO OTO OO TDD E on lad e cni m co CH co oo co co oo co RN oo oo m m m co ina sus coc S oo co oo co oo m co oo m 9 C oom O o i S D exum LCT DCD CIL ILE IDEE ILI DEAR DA EEE Hoon cooo DH J QOOCOOOOOOCOOOOOOCOOOOOOOOOOO 95 ULL L T UU L U ILICE JE RRR HIRR JE IE CIE IE IDE E CLIE IE IL OO TOO eee INNNNNENNNENENENN NNENENNNNN ge LL U DOT OO ILIL TEE RRR RIR RR DCCD LO LOOO OO LLL LUDO LOL LII LD LU M NN LI LII DUO mm LOO LOCO 1 DOCDCOCDDOCOODOCOOQ GO O L LII LII ICI LII LIII OCT m DOOD mmmENNNN ISIS 99 9998 RRR DILE LT HHT HEE THH Li HH HII CD Dci LI ILI DU LOOO INDO ILIL IL JEJE JEJE JE IE L LL IN I em LL ULL UO H Amplification of A LL LLL OOo E J On 4 0000000 CCE I LZ D IS IB a Ld ULU T T UU UL LU ae LCT DOD Hoonoronom SHH S998999 999999999
10. engineers when placing an order 1 7 2 Remote EPO Input Port The UPS has an Emergency Power OFF EPO function This function can be activated by pressing a button on the control panel of the UPS or through a remote contact provided by the user The EPO pushbutton 1s protected by a hinged plastic cover J4 is the input port for remote EPO It requires shorting NC and 24v during normal operation and the EPO 1s triggered when opening NC and 24v or shorting NO and 24v The port diagram is shown in fig 1 14 and port description is shown in table 1 4 24V J4 EPO NC 24V EPO NO Fig 1 14 Diagram of input port for remote EPO Table 1 4 Description of input port for remote EPO EPO NC EPO is activated when disconnecting fromJ4 2 12V 24V connect the common terminal of NC and NO 12V EPO is activated when shorting with J4 2 The EPO is triggered when shorting pin 2 and 3 or opening pin 2 and 1 of J4 If an external emergency stop facility is required it is connected via the reserved terminals of J10 The external emergency stop facility needs to use shielded cables to connect to the normally open closed remote stop switch between these two pins If this facility is not used then pin 3 and pin 4 of J4 must be open or pin 1 and pin 2 of J4 must be shorted 1 The emergency stop action within the UPS will shut down the rectifier inverter and static bypass However it does not internally disconnect the mains input power s
11. h The times of switch between bypass and inverter exceeds 5 times in the latest hour our Battery manual check Battery fault during system self check failure Battery maintenance The system is in battery maintenance status Battery maintenance Battery maintenance status completes success RM Series Modular UPS User and Installation Manual 30 Chapter 4 Operator Control and Display Panel 31 Alam Explanation E N communication node N module is connected to UPS system connected N communication node N module is not connected to UPS system disconnected N module output overtime of overload Cancel manual switch of i l b Switch the system from bypass to inverter output manually ypass RM Series Modular UPS User and Installation Manual 31 32 Chapter 5 Maintenance Chapter 5 Maintenance This chapter introduces UPS maintenance including the maintenance instructions of power module monitoring bypass module and the change method of dust filter 5 1 Instruction to Power Bypass and Output Power Distribution Module 5 1 1 Precautions Only maintaining engineers can maintain the power module and monitoring bypass module In principle the power module and bypass module should be disassembled from top to bottom so as to prevent any inclination from high gravity centre of the cabinet To ensure the safety before maintaining power module and bypass module be sure to use a multimeter to measure the DC b
12. not supplied by inverter inverter fault for at least one module a System power supplied by inverter inverter fault for at least one module Inverter not Inverternotopertingforallmodules for all modules green UPS output ON E normal Steady red UPS output overload and overtime or output short or output no power supply Flashing red Overload output of UPS Steady green Normal operation Status indicator Steady red Failure Load indicator pn 4 1 2 Audible Alarm buzzer There are two different types of audible alarm during UPS operation as shown in table 4 3 Table 4 3 description of audible alarm Alarm Purpose Two short alarm with a long one when system has general alarm for example AC fault this audible alarm can be heard When system has serious faults for example fuse or hardware fault this audible alarm can be heard 4 1 3 Functional Keys There are 4 functional keys on operator control and display panel which are used together with LCD The functions description is shown in table 4 4 Table 4 4 Functions of functional keys EPO switch To cut off the load power to shut down the rectifier inverter static bypass and battery RM Series Modular UPS User and Installation Manual 25 26 Chapter 4 Operator Control and Display Panel 4 2 LCD Display Type Following the self check of UPS LCD display the main LCD display is shown as fig 4 2 which can be divided into three
13. switch ENSURE CORRECT PHASE ROTATION AN Warning Hazardous battery terminal voltage of 400Vdc Ensure the correct polarity connection between the battery terminals and the UPS terminals Positive terminal to positive terminal negative terminal to negative terminal and disconnect one or more than one cable between every two layers of batteries Do not connect the cables and close the battery circuit breakers before getting the approval from the commissioning engineer RM Series Modular UPS User and Installation Manual 5 6 Chapter 1 Installation 6 Re install all the protective covers 1 7 Control and Communication Cabling As shown in fig 1 12 the front panel of the bypass module will provide dry contact interface J2 J10 communication interface RS232 485 and SNMP card interface as well as LBS interface Dry contact interface SNMP card port LILI 5 m BEEN g on os D 0 EET 210 2 1 2 3 120 aj 2 3 E amp E SNMP E sun KL ii Boinnini nininii DD 0 lo c 36 IUE J l ut LBS port RS232 port RS4
14. the End of Discharge voltage EOD The UPS may be programmed to Auto Recovery after EOD after a delay time if the AC mains recovers This mode and any delay time are programmed by the commissioning engineer During the process of delay time the battery will be charged by UPS to prevent any risks to load equipment from future mains failure 2 2 4 Bypass Mode If the inverter overload capacity is exceeded under normal mode or if the inverter becomes unavailable for any reason the static transfer switch will perform a transfer of the load from the inverter to the bypass source with no interruption in power to the critical AC load 2 2 5 Maintenance Mode A manual bypass switch is available to ensure continuity of supply to the critical load when the UPS becomes unavailable e g during a maintenance procedure Note This manual bypass switch is fitted in all UPS modules Transfer UPS system to bypass module for power supply first then close maintenance bypass switch Q2 followed by Q1 and Q3 N AN Warning hazard may occur after transferring to maintenance bypass After UPS being transferred to maintenance bypass power module and bypass module do not work no display on LCD and input and output terminals as well as N bus are electrically connected 2 2 6 ECO Mode If economical ECO mode is selected the double conversion UPS will stop to work so as to save energy During the operation of ECO mode the load power will be s
15. 85 port Fig 1 12 Dry contact interface and communication interface The UPS accepts external signal from zero voltage dry contacts connected through external dry contact terminals produced and phoenix terminals that are in bypass module Through software programming these signals become active when these contacts connect to 24V to ground The cables connected to DRY terminal must be separated from power cables Moreover these cables should be double insulated with a typical 0 5 to 1 5 mm cross section area for a maximum connection length between 25 and 50 meters 1 7 1 Dry Contact Interface of Battery and Environmental Temperature Detection The input dry contact J2 and J3 can detect the temperature of batteries and environment respectively which can be used in environment monitoring and battery temperature compensation 1 J2 and J3 interfaces diagram are shown in fig 1 13 the description of interface is in table 1 3 TEMP BAT TEMP ENV J2 J3 Fig 1 13 Diagram of J2 and J3 dry contact for temperature detecting Table 1 3 Description of input dry contact interface J2 and J3 TEMP BAT Battery temperature detection RM Series Modular UPS User and Installation Manual 6 Chapter 1 Installation 4 Position Name Purpose TEMP BAT Battery temperature detection GND Note 1 Specified temperature sensor is required for temperature detection R25 5Ohm B25 50 3275 please confirm with the manufacturer or contact local maintenance
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17. Oo INVE RM Series Intelligent Modular UPS User and installation Manual Version V1 0 INVT Power System Shenzhen CO LTD provides full technical supports to customers who may contact the local office or directly contact the company headquarters INVT Power System Shenzhen CO LTD All rights reserved The contents in this document are subject to change without notice INVT Power System Shenzhen CO LTD Address Building 4 Longjing Industrial Park Nanshan District Shenzhen Postal code 518055 Website www invt power com Customer service hotline 0755 26783295 E mail chinasales invt com cn Domestic Sales overseasales invt com cn Foreign Sales chinaservice invt com cn Domestic Technical Support overseaservice invt com cn Foreign Technical Support www invt power com invt Safety Precautions This manual is about the installation and operation of INVT RM Series modular UPS Hereinafter referred to as UPS Please carefully read this manual prior to installation The UPS must be debugged and maintained by the engineer commissioned by the manufacturer or the agent Otherwise human safety may be endangered and the damage of UPS shall not belong to the warranty scope N erucanus STANDARDS This product complies with CE 73 23 amp 93 68 low voltage safety and 89 336 EMC and EMC standards of Australia and New Zealand C Tick and the following UPS product standards TEC62040 1 1 General and safety requiremen
18. Output switch Input switch JL IB IE H Maintenance bypass switch Fig 3 1 Power switch location diagram 3 2 UPS Start up The UPS system only has a maintenance bypass isolating switch and all the other transfers are processed automatically by internal control logics 3 2 1 Normal Module Start This procedure must be followed when turning on the UPS from a fully powered down condition The operating procedures are RM Series Modular UPS User and Installation Manual 19 as follows 20 Chapter 3 Operating Instructions This procedure results in mains voltage being applied to the UPS output terminals If any load equipment is connected to the UPS output terminals please check with the load user that it is safe to apply power If the load is not ready to receive power then ensure that it is safely to close the output switch of external distribution cabinet 1 Close UPS output switch and input switch in turns The LCD starts up at this time The Rectifier indicator flashes during the startup of rectifier The rectifier enters normal operation state and after about 30s the rectifier indicator goes steady green After initialization the bypass static switch closes The UPS Mimic LEDs will indicate as shown in table 3 1 Table 3 1 Indicator status The output circuit breaker must be close
19. Q Q Q Oo O O O e r e 4 I Les E SW 1t l 11 it 9 a Q2 Qa ura me ese i 9 Im lel 9 T eS ES LAT ste ro tel I Ole o olo E Distribution unit vee FFEEEFEHHHHHHES SS C EOGED jnuumuuu 969 sia z DEEE H DOC H Dorcas SO HEHH ED sam mm man e OC 8589599 E T am x f Li LLLLLLLLLLCD ES ves Tj 8559595586558 CA lt a 8888888889 8898888588 88885558 S Siez PES HHA SS eZ I oo SS SREE EE FH e oe U IJ ELICIT Lr a LE m HEHHHHEFEHERHEEEHERHREHHH 00 Tr J ER E Son cp e H jm mmm mm m m m SS DECO oc LOT EI III LE Hr E DC E B 9 Hi OC OOO DH D T aooaa H OTT S CIE HH E 9 D NSS DH H ZD oo p mrna oo l IL HHA HH HEF DEOD FH H N e ooann oo feel fo P OW GT m o dul e DOT EECGEEEECELELCELELECOLELELCDA a CCDC OSE D EE Be IE ee eee e oo COS OOOS CUO COO COSO D T aooo Al DEI EJ IEEE OOOO IIIT a OOO O O on EN aH TD qd v DOCS oo e Hi H m m m m a m oa ECE REE oo C1 COIN Ln s XH DS Peete EI HH a e co oinn oo D e J Ee E e HHHEHECECHOCOGEGEELHECOLHEGESCH CE LI LRO 0 CE E d T e CN COO OOO OOO D mi E e EEEECEEEEEEEGSEEEHRCSEEELHIEZO oo oo s oo T E oo RARE LCR o o S695898 98 8989869899696988 969 Ss L TTT D PI acana ll nl O O O O 9 Oo O 1 6m cabinet front view 1 6m cabinet back view Fig 1 7 UPS Composition Diagram RM Series Modular UPS User and Installation Manual 2 Chapter 1 Installation Ta
20. Reinstall the bracket Dust screen Bracket Fig 5 1 Dust screen on the back side of UPS front door RM Series Modular UPS User and Installation Manual 33 34 Chapter 6 Product Specification Chapter 6 Product Specification This chapter provides UPS product specification 6 1 Applicable Standards The UPS has been designed to conform to the following European and international standards Table 6 1 Compliance with European and International Standards Item Normative Normativereference General safety requirements for UPS used in EN50091 1 1 IEC62040 1 1 AS 62040 1 1 operator access areas Electromagnetic compatibility EMC EN50091 2 IEC62040 2 AS 62040 2 C3 requirements for UPS Method of specifying the performance and test s EN50091 3 IEC62040 3 AS 62040 3 VFI SS 111 requirements of UPS Note The above mentioned product standards incorporate relevant compliance clauses with generic IEC and EN standards for safety IEC EN AS60950 electromagnetic emission and immunity IEC EN AS61000 series and construction IEC EN AS60146 series and 60950 6 2 Environmental Characteristics Table 6 2 Environmental Properties Acoustic noise Acoustic noise level at meter at 1 meter BSD 0 lt 1000m above sea level derate power a 1 p
21. Uo ates a E E dore EU eEOS 10 C Baprer 2 Oe JOBS omi uU IMEEM NEIN DEMENS INE IEEE 15 Zo Itrodue locato te ceca cee asthe ersten oss nthe ing eee adapted am Gc nee ee E E E ee de ien E 15 PO uu n 15 PAR ISP 5 ASS Tea TTT 16 www invt power com invt ON M MM II MEI I MI E 16 22 N es N O RD eo H 17 DZD Ne qste uc ecey eg tases oct A A A T EEA T E 17 E UO RCS Bui m 17 OS eee ee a ee Ore mE 17 2 2 3 4 ETE E TOE act ere ec A AAA 0 17 CO T 17 2 Wee Ry E T Ta 17 226 N S COR 2 a E ee E 18 OO AO D a eeennee 18 2 3 2 Advanced Functions Battery Self checking and Maintenance 18 2 PO IIIS DI DEDOS IUUD I SP S IDUE EAA EAE 18 E Baprer oe ba SI D Sedem ERE EEUU MEME EE MN tc EMEN 19 KaR WIES EEE 19 US BI eer iure ila NR Em 19 b ARM fecere Bare isi ETT T 19 5 9 Procedure for Switching between Operation Mod s aco ies ed cave a etica emt ZE due anni ae nee 22 3 3 1 Procedure for Switching the UPS into Battery from Normal Mode sss sss 22 3 3 2 Procedure for Switching the UPS into Bypass from Normal Mode sss sese 22 3 3 3 Procedure for Switching the UPS into Normal from Bypass Mode sss sese 22 3 3 4 Procedure for Switching the UPS into a Maintenance Bypass from Normal Mode sss sss 22 3 3 5 Procedure for Switching the UPS into Normal from a Maintenance Bypass Mode sss 22 3 4 Procedure for Complet
22. a battery protection device a DC circuit breaker must be mounted as close as possible to the batteries and the connecting cables should be as short as possible 1 3 3 Storing If the equipment is not installed immediately it must be stored in a room so as to protect it against excessive humidity and heat sources The battery needs to be stored in dry and cool place with good ventilation The most suitable storage temperature is 20 C to 25 C 1 4 Disassembly Initial Checking and Positioning Check the packaging first upon the arrival of product to see if there is any damage open the packaging to check the equipment report any such damage to the shipper immediately 1 4 1 System Packaging Open the wooden case first the open method is shown in fig 1 1 NN QN SN NN SES Ser AL RON ee VIE Fig 1 1 Open method RM Series Modular UPS User and Installation Manual 2 Chapter 1 Installation 3 Firstly open the top plate of the steel edged wooden case with slotted awl and plier followed by sideboards Be careful not to scratch the product See fig 1 2 Fig 1 2 Disassemble the case Take out the foam after disassembling the sideboards of the case as shown in fig 1 3 Fig 1 3 Complete the disassembly Tip Dismantle the bolt that connects the cabinet and wooden pallet after disassembly then lift the cabinet to installation position The dismantlement should be carefu
23. ature is within 20 C 25 C The batteries are at maximum efficiency in this temperature range for information about the battery storage and transportation as well as the environment please refer to table 6 2 RM Series Modular UPS User and Installation Manual 5 Chapter 1 Installation 1 4 3 UPS Composition UPS composition shall refer to fig 1 7 UPS configuration shall refer to table 1 1 8 BH END T gm MICE IBI EP B ee A eee aaeeea el Distribution unit 55 O0 3 ae a Pee SO HHHH TTT TT z TTU TTL LRT T TU e a Ed des L Bypass module FRERE ce COC TTT TTT TT 8858858888558 8888888885881 D Iuuen HH e H H H H H i HEH HH HE Egal dE ie EE LC cmm HIERHER e PE B POSSE Pricer rrr HEHHE le pomno nn EEEH ji oom Ho SEEEEE CEE EEE rs F ES gel LUTT DD HH LI FGD T Z SS RES Er E SERRE es RT DOTE HL PE rt x UCL pong BI aL OEE ey LT E Oo we TITO wv ele Power module E Sa EE DES i PAPER EE LET HEECHEEEEEHHGEEHEEHCEEEEEESESEH RCD DG TOO DT ED OO OOo 95 id P ers bc TTT
24. ble 1 1 UPS Configuration Table Switch PDU 1 Standard configuration Cabinet Monitoring bypass module Standard configuration Field installation is Power module 1 6 or 1 10 Power module required 1 4 4 Operation Space As UPS has no ventilation grills at either sides no clearances are required for the sides To enable routine tightening of power terminations within the cabinet it is recommended that clearance around the front and back of the equipment should be sufficient to enable free passage of personnel with the doors fully opened 1 4 5 Front and Back Access The component layout of the UPS supports front and back access for servicing diagnosing and repairing the UPS thus reducing the space requirement for side access 1 4 6 Final Positioning When the equipment has been finally positioned ensure the adjustable feet are set so that the UPS will remain stationary and stable 1 4 7 Power Module Installation The installation position of power module and output distribution module are shown in fig 1 8 the installation principle of these module is to installed from bottom to top to prevent inclination of the cabinet due to high center of gravity As is shown in fig 1 8 the installation procedure of power module is as follows 1 Each module shall be installed from bottom to top the default setting of the system is module No 1 2 3 4 5 6 7 8 9 and 10 2 Insert the module into installation position and pu
25. bypass the connected equipment is not protected from power failures or surges 2 2 Operation Mode The RM UPS is an on line double conversion reverse transfer UPS that permits operation in these modes Normal mode Battery mode Auto Restart mode Bypass mode Maintenance mode manual bypass RM Series Modular UPS User and Installation Manual 16 Chapter 2 Operations 17 ECO mode Frequency converters mode 2 2 1 Normal Mode The UPS inverter power modules continuously supplies the critical AC load The rectifier charger derives power from the AC mains input source and supplies DC power to the inverter while simultaneously FLOAT or BOOST charging its associated backup battery 2 2 2 Battery Mode Upon failure of the AC mains input power the inverter power modules which obtains power from the battery supplies the critical AC load There is no interruption in power to the critical load upon failure After restoration of the AC mains input power the Normal Mode operation will continue automatically without the necessity of user intervention Note UPS can also be started through battery charged mode via battery cold start function upon failure of the AC mains Therefore the battery power can be used independently to improve the utilization rate of UPS 2 2 3 Auto Restart Mode The battery may become exhausted following an extended AC mains failure The inverter shuts down when the battery reaches
26. cabinet RM 2000 dust filter dust screen for 2m cabinet RM Series Modular UPS User and Installation Manual 38
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28. ct interface for mains failure warning when the mains fails the system will send a mains failure warning information and provide an auxiliary dry contact signal via the isolation of a relay The interface diagram is shown in fig 1 19 and description is shown in table 1 9 RM Series Modular UPS User and Installation Manual 9 10 Chapter 1 Installation J10 GND UTI FAIL NO UTI FAIL NC Fig 1 19 Mains failure warning dry contact interface diagram Table 1 9 Mains failure warning dry contact interface description UTI FAIL NC Mains failure warning relay normally closed will be open during warning UTI FAIL NO Mains failure warning relay normally open will be closed during warning 1 7 8 RS232 Port and SNMP Card Port RS232 and RS485 Port provide serial data which can be used for commissioning and maintenance by authorized engineers or maintainers or can be used for networking or integrated monitoring system in the service room SNMP Card Port used for field installation of the communication option card SNMP card 1 7 9 LBS Load Bus Synchronizer Port The dual bus system DBS consists of two independent UPS rack module systems as shown in fig 1 20 The dual bus system is configured for high availability and is suitable for powering the load with dual inputs If the load is single input load the static transfer switch and LBS control is recommended to maintain both UPS outputs synchronized for uninterrupted transfers
29. ctive cover with a tool the possibility of touching high voltage component is minimized No risk exists to any personnel when operating the equipment in the normal manner following the recommended operating procedures in this manual A A N Battery Voltage Higher Than 400Vdc All the battery maintenance and servicing procedures involving internal access need special tools or keys and should be carried out only by trained personnel SPECIAL CARE SHOULD BE TAKEN WHEN WORKING WITH THE BATTERIES ASSOCIATED WITH THIS EQUIPMENT WHEN CONNECTED TOGETHER THE BATTERY TERMINAL VOLTAGE WILL EXCEED 400Vdc AND IS POTENTIALLY LETHAL Battery manufacturers supply details of the necessary precautions to be observed when working on or in the vicinity of a large bank of battery cells These precautions should be followed implicitly at all times Particular attention should be paid to the recommendations concerning local environmental conditions and the provision of protective clothing first aid and fire fighting facilities WWW invt power com invt Contents ies A A ET SEE l LA ESISTENTE E Dm l ko ER STH e E I IE SANE l PO OS E E E E E E E E l Holl OIG DU OE OO E E De DIM DUUM EMI NN MEM NER RUD NN AM AM E l 1 35 27 Bauer RO E ee E E E E ee eee eer 2 OR 2 1 4 Disassembly Initial Checking and Positioning iii 2 IE R Se Ue Ta TT 2 1 22 Module Pac ag UI edes ce scacaceriecamsceaeeanecteeanachaveanactesoansceeeoamsa aceoeeanactesestacsieee na
30. d first followed by input circuit breaker or the rectifier cannot be started and alarm rectifier failure The inverter starts up at this time the inverter indicator flashes After the rectifier enters normal operation state UPS power supply will transfer from bypass to inverter then the bypass indicator turns off and load indicator lights The status of indicators is shown in table 3 2 Table 3 2 Indicator Status Close external battery switch again battery indicator turns off a few minutes later the battery will be charged by UPS which will enter normal mode operation The indicator status is shown in table 3 3 Table 3 3 Indicator status Load indicator Green 3 2 2 Operating steps of Battery cold Start l Check if the batteries have been connected close the external battery switch 2 Press the red start up button of battery under the rectifier input circuit breaker for 3 seconds see fig 3 2 The LCD starts up at this time The green battery indicator flashes The rectifier enters normal operation states and after about 30s the battery indicator goes steady green 3 The inverter starts up automatically the green inverter indicator flashes The output of inverter appears after 60s The UPS works on battery mode RM Series Modular UPS User and Installation Manual 20 Chapter 3 Operation Instructions 21 OO A AC Input Input Output Q1 UPS Input Q3 UPS Cuiput
31. e battery warnings of low or excessive voltage when the battery voltage is lower than set value an auxiliary dry contact signal will be provided via the isolation of a relay The interface diagram is shown in fig 1 17 and description is shown in table 1 7 RM Series Modular UPS User and Installation Manual 8 Chapter 1 Installation 9 Pe J8 GND BAT_LOW_NC BAT LOW NO Fig 1 17 Battery warning dry contact interface diagram Table 1 8 Battery warning dry contact interface description BAT LOW NC Battery warning relay normally closed will be open during warning BAT LOW NO Battery warning relay normally open will be closed during warning 1 7 6 Integrated Warning Output Dry Contact Interface J9 is the integrated warning output dry contact interface when one or more than one preset warning is triggered the system will send an integrated warning information and provide an auxiliary dry contact signal via the isolation of a relay The interface diagram is shown in fig 1 18 and description is shown in table 1 8 L J9 GND ALARM NC ALARM NO Fig 1 18 Integrated warning dry contact interface diagram Table 1 8 Integrated warning dry contact interface description ALARM NC Integrated warning relay normally closed will be open during warning ALARM NO Integrated warning relay normally open will be closed during warning 1 7 7 Mains Failure Warning Output Dry Contact Interface J10 is the output dry conta
32. eeoneeedewnccc oaoncdecswonceeoewoaesh 35 6 gt Electtical Characterisues Intermediate DOR no a EAA 35 6 6 Electrical Characteristics Inverter OUpUl aa uoa a AE Ea S AEE AE EA AEAEE AAi 36 6 7 Electrical Characteristics Bypass Mains Input sese eee eee eee ER CS E mS 37 Appendix 1 A Guidebook to Ordering and Selection of PM System 38 WWW invt power com Chapter 1 Installation l Chapter 1 Installation This chapter introduces the installation of RM series UPS hereby referred to as UPS including initial checking sitting positioning cabling and installation drawings 1 1 Introduction This chapter introduces the relevant requirements for positioning and cabling of the UPS As each site has its requirements this chapter provides step by step installation instructions which acts as a guide to the general procedures and practices that should be observed by the installing engineer A AN Warning Installation can only be done by authorized engineers 1 Do not apply electrical power to the UPS equipment before the approval of commissioning engineer 2 The UPS should be installed by a qualified engineer in accordance with the information contained in this chapter A owe 3 Phase 4 Wire Input Power is required The standard UPS can be connected to TN TT and IT AC distribution system IEC60364 3 of 3 phase 5 wire SPECIAL CARE SHOULD BE TAKEN WHEN WORKING WITH THE BATTERIES ASSOCIATED WITH THIS EQUIPMENT When connec
33. efore removing corresponding module 3 3 5 Procedure for Switching the UPS into Normal from a Maintenance Bypass Mode This procedure can transfer the load to normal main mode when the UPS is operating under the maintenance bypass mode 1 Close output switch Q3 and main switch Q1 The bypass indicator goes green and the load power will be supplied by bypass and maintenance bypass 2 Open maintenance bypass switch Q2 The load power is supplied by bypass In the meantime the rectifier starts up rectifier indicator goes green 30s later at this time the inverter will start up automatically and transfer to inverter mode 1 min later automatically 3 Close external battery switch the battery indicator goes off Check if the battery voltage on LCD display is normal RM Series Modular UPS User and Installation Manual 22 Chapter 3 Operation Instructions 23 3 4 Procedure for Completely Powering down a UPS If you need to power down the UPS completely follow the procedures in section 3 34 to transfer the UPS from normal mode to maintenance bypass mode If you need to isolate the UPS from the AC power supply you should open the external input switch 3 5 EPO Procedure The EPO button on UPS operator control and display panel is designed to switch off the UPS in emergency conditions e g fire flood etc To achieve this just press the EPO button and the system will turn off the rectifier inverter and stop powering the load immedia
34. ely Powering down a UPS eio tired in anne Aaaa 23 SEPO H a a ea ge acetate eae op dec D a ae neces 23 2 5 D SCO E ses tee L OI EIE CELLA M eee ase een sce eee 23 ERE RS POE MASS NOR ae canne ee ee 29 Chapter 4 Operator Control and Display Panc sss sese 24 S LAB VT OIC AO dead ae ee ee Hc 24 du H E S DR MAPS E E E E eet 295 c Bp itle SPI RN ein 23 TE aine OA do 25 KEPED S KT 26 4 3 Detailed Description of Menu Leis wien decceecansncesauscansedeaataactiiscandenasavesdeuscusdadaaatiacbiscundnaxenesdaude less e lan Cone eA dese ehedbussaadadacaedantesanae 28 Are E TTT 30 Chippers Mam ii cee eee nee ene Ree e ee ee eee IMEEM MUN MEMINI MM IU MINIM ee eee IM 32 5 1 Instruction to Power Bypass and Output Power Distribution Module 32 RCA OS E E E S E ee een ee 32 De eZ IMSUUCHOMIO Power MOIS c 32 5 1 3 Instruction to Dypass NO ere on ene ent LEAL econo ne ener e 32 52 Replacine Dust Screen OPO nn ot 33 www invt power com invt Chapter 6 Product Speci MCA OM a nn on on Dre ote do nn nd vt SITE E penu ote er Co eR nr Cr 34 ON NS qoe RS ETO ATETEA EEA E EE E 34 o EAN TONE AOC ON OE ena a decane es E N AE A A IE DRUSI OO AI A E E O OE 34 ICA A C arde etis IS sser a en re ee EER 34 6 4 Electrical Characteristics Input Rectilict eorenrerirenii dd EENAA oveenceecennccieonuenediecsmenesso
35. enu Items The LCD main display shown in fig 4 2 is described in details below UPS information window UPS information window display the current time and UPS name The information of the window is not necessary for the user to operate The information of this window is given in table 4 6 RM Series Modular UPS User and Installation Manual 28 Chapter 4 Operator Control and Display Panel 29 Table 4 6 Description of items in UPS system information window RM33 120 20 UPS Name 12 00 Current Time format 24 hours hours minute UPS menu and data window UPS menu window displays the menu name of data window while the data window displays the related contents of selected menu in menu window Select UPS menu and data window to browse related parameters of UPS and set related functions The details are given in table 4 7 Table 4 7 Item description of UPS menu and data window Memme Menu tem V dum V phase I Iphae A I phase Main input i ERG Input frequency Power factor PR Freq Hz Bypass frequency Bypass input LS Power factor V T V phase I phase A I phase AC output Oa Oa E ne Freq Hz Output frequency Power factor Sout L Sout Apparent Power This UPS module s Pout kW vd Qout VAR Load Load The percentage of the UPS rating load Environmental Temp Environmental Temp Battery voltage V Battery bus voltage Baty curent A Battery Temp C Battery Temp C B ttery dat
36. er 100m between 1000m and Altitude of Operation 2000 m Relative Humidity 0 to 95 non condensing Operating Temperature 0 to 40 deg Battery life is halved for every 10 C increase above 20 C UPS St T rt Temperature R ded Batt St Temperature 6 3 Mechanical Characteristics Table 6 3 Mechanical Properties Protection Level IEC 60529 IP20 RM Series Modular UPS User and Installation Manual 34 Chapter 6 Product Specification 35 6 4 Electrical Characteristics Input Rectifier Table 6 4 Rectifier AC input mains Rated AC Input Voltage 380 400 415 three phase and sharing neutral with the bypass input ower factor THD THDI 6 5 Electrical Characteristics Intermediate DC Link Table 6 5 Battery Items Unit Parameters Battery bus voltage Nominal 240V one side range 198V 288V antity of lead acid y RD 40 1 battery 12V 240 1 battery 2V cells 2 25V cell selectable from 2 2V cell 2 35V cell Float charge voltage V cell VRLA Constant current and constant voltage charge mode T t aies mV C cl 3 0 selectable from 0 5 0 25 C or 30 C or inhibit compensation dc 0 0 equalized VRLA 2 4V cell selectable from 2 30V cell 2 45V cell charge voltage Constant current and constant voltage charge mode E 1 65V cell selectable from 1 60V cell 1 750V cell 0 6C discharge current ina V cell VRLA 1 75V cell selectable from 1 65V cell 1 8V cell 0 15C discharge current disc
37. h grills located in the rear part of the cabinet Please do not block the ventilation holes RM Series Modular UPS User and Installation Manual 2 Chapter 1 Installation If necessary a system of extractor fans should be installed to aid cooling air flow An air filter should be used when the UPS is to operate in a dirty environment and should be regularly cleaned to maintain airflow Note The UPS should be installed on a cement surface or other surface that is not combustible 1 3 2 Battery Room The battery will generate some amount of hydrogen and oxygen at the end of charging so the fresh air volume of the battery installation environment must meet EN50272 2001 requirements The ambient temperature of the battery must be stable Ambient temperature 1s a major factor in determining the battery capacity and life The nominal operating temperature of battery is 20 C Operating above this temperature will reduce the battery life and operation below this temperature will reduce the battery capacity If the average operating temperature of battery is increased from 20 C to 30 C then the service life of the battery will be reduced by 50 If the operating temperature of the battery is above 40 C then the battery service life will be decreased in exponent rate In a normal installation the battery temperature is maintained between 15 C and 25 C Keep batteries away from heat sources or air outlets If external batteries are to be used
38. harging voltage EOD voltage changes linearly within the set range according to discharge current 2 4V cell selectable from 2 3V cell 2 45 V cell Battery Charge V cell Constant current and constant voltage charge mode Batt Chargi acp gd que kW 10 UPS capacity selectable from 0 20 UPS capacity Power Max Current RM Series Modular UPS User and Installation Manual 35 36 Chapter 6 Product Specification 6 6 Electrical Characteristics Inverter Output Table 6 6 Inverter Output to important load Rated capacity kVA 10 200 Rated AC voltage 380 400 415 three phase four wire and sharing neutral with the bypass 110 load 30min 125 load 10min overload 96 150 load Imin gt 150 load 200ms 340 short current limitation for 200ms Non linear load capability 100 Neutral current capability 170 Steady state voltage 1 balanced load stability 2 100 imbalance load Synchronization Window NEM Rated frequency 2Hz selectable 1 5Hz Max ch te of h frequency Factory setting is 380V Commissioning engineers can set to 400V or 415V Factory setting is 50Hz Commissioning engineers can set to 60Hz EN50091 3 1 4 58 peak value factor is 3 1 IEC62040 3 EN50091 3 including 0 100 0 load transient the recovery time is half circle to within 5 of stable output voltage RM Series Modular UPS User and Installation Manual 36 Chapter 6 Product Specification 37 6 7 Electrical Characteristics Bypass Ma
39. i Remaining aoe Min Remaining battery backup time Battery capacity The percentage compared with new battery capacity batte equalized i Battery 1s equalized charging charging battery float charging Battery 1s float charging Battery disconnected Battery 1s not connected Display all current alarm The alarm list displayed on LCD of UPS operator control and Current record current alarm display panel please refer to table 4 9 Display all history alarm The alarm list displayed on LCD of UPS operator control and History record history alarm display panel please refer to table 4 9 Menu Language Mangudge OO 2 nee can be selected Dustin geuz Set communication mode MODBUS Power protocol and company custom protocol modes can be selected Power protocol mode can be divided into equipment address baud rate Communication mode set MODBUS protocol mode can be divided into communication mode RTU ASCII equipment address baud rate and check bit set Company custom protocol mode is the customed protocol of the company no option is available Control password set User can modify control password 1 RM Series Modular UPS User and Installation Manual 29 30 Chapter 4 Operator Control and Display Panel Menu name Menu item Meaning Test Command This test will lead to the battery being partly discharged to activate battery at the same Battery maintenance l l Battery Test PE time the approximate battery capacity
40. iency DC AC battery at nominal voltage 480Vdc and full rated linear load battery mode RM Series Modular UPS User and Installation Manual 37 38 Chapter 6 Product Specification Appendix 1 A Guidebook to Ordering and Selection of PM System RM series UPS module can be divided into equipment cabinet and power module For the cabinet lectotype please refer to the description in fig 6 1 RM XXX XX Represents UPS system capacity power module L A 060 10 represents 60kVA 10kVA 090 15 represents 90kVA 15kVA 120 20 represents 120kVA 20kVA 150 15 represents 150kVA 15kVA 200 20 represents 200kVA 20kVA RM represents UPS cabinet Fig 6 1 Cabinet Selection For single power module type please refers to the description in fig 6 2 PM XX Represents the capacity of a single power module 10 represents IOkKVA 15 represents 1 5kVA 20 represents 20kVA represents a single power module Fig 6 2 Power Module Selection Egg the requirements of a plant room are given below The maximum power supply of the plant room is 120kVA however it is expected to be expanded to 200kVA in 3 5 years Therefore a 200kVA cabinet and 6 20kVA power module can be purchased to constitute an uninterrupted 120kVA power system which can be expanded to 200k VA on line The order symbol is 1 set RM 200 20 6 set PM20 Option list RM SNMP card remote network monitoring card RM 1600 dust filter dust screen for 1 6m
41. in normal mode and the bypass were normal 1 Select LCD touch screen manual switch of bypass the UPS power will be supplied by bypass 2 Close maintenance bypass switch the UPS power will be supplied by maintenance bypass 3 Open UPS output switch and input switch 4 Open external battery switch 5 Take off the fixing bolt at the two sides of front board of bypass module extract the front cable assembly of the module and extract the module from the cabinet 6 After maintaining the module insert the module into the cabinet tighten the screw at the two sides and connect the front cable assembly of manufacturer s module 7 Close UPS output switch and input switch in turn 2 mins later bypass indicator on the operator control and display panel lights on which indicates the normal power supply of bypass 8 Open maintenance bypass switch the inverter starts automatically 60s later the UPS will transfer to normal mode RM Series Modular UPS User and Installation Manual 37 Chapter 5 Maintenance 33 5 2 Replacing Dust Screen option As shown in fig 5 1 there are 3 4 dust filters on the back of UPS front door each screen is held in place by a bracket on either side of each filter The procedure of replacing each filter is as follows 1 Open the UPS front door and locate the filters on the back side of the front door 2 Remove one bracket 3 Remove the dust screen to be replaced and insert the clean one 4
42. ins Input Table 6 7 Bypass Mains Input Rated E Unit 100 120 150 200 capacity k VA Rated AC 380 400 415 ate V ltaze three phase four wire sharing neutral with the rectifier input and providing neutral reference for oltage the output e 91 380V 136 380V 151 380V 182 380V 227 380V 302 380V Rated current A 87 400V 130 400V 144 400V 174 400V 216 400V 288 400V 83 415V 124 415V 138 415V 166 415V 207 415V 276 415V 125 load long term overload 150 load 10min 1000 load 100ms Superior protection Thermal magnetic breaker the capacity is 125 of rated current output IEC60947 2 curve C bypass line Current rating A 1 7xIn of neutral cable Switch time between Synchronized switch lt 1ms bypass and inverter Upper limit 10 15or 20 default 20 Lower limit 10 20 30 or 40 default 20 acceptable stable bypass voltage delay 10s Bypass voltage tolerance Bypass frequency 2 5 5 10 or 20 default 10 tolerance Synchronization Rated frequency 2Hz selectable from 0 5Hz 5Hz Window Note im Factory setting is 400V Commissioning engineers can set to 380V or 415V 25 Factory setting is 50Hz Commissioning engineers can set to 60Hz For example UPS is set to frequency inverter mode and then bypass status will be neglected 6 8 Efficiency Table 6 8 Efficiency Loss and Air Exchange Rated Efficiency kVA 10 200kVA Efficiency Battery discharging effic
43. l so as not to scratch the body Verify the product label and confirm the correctness of the equipment The equipment label is attached on the back of front door The UPS model capacity and main parameters are marked on the label RM Series Modular UPS User and Installation Manual 3 4 Chapter 1 Installation 1 4 2 Module Packaging The open method is shown in fig 1 4 The packing case should be placed horizontal and stable Fig 1 4 Open method Cut the plastic packing belt and scotch tape to open the carton see fig 1 5 Foamed package Carton Fig 1 5 Open the carton Open the foamed cover the equipment with plastic package can be see as shown in fig 1 6 RM Series Modular UPS User and Installation Manual 4 Chapter 1 Installation 5 T Top cover of foamed package Foamed package _ Equipment Fig 1 6 Open the foamed cover At last take out the equipment with plastic package and dismantle the packaging materials Warm Tips Please dispose the wasted materials in accordance with environmental protection requirements after disassembly To prolong the service life the place chosen for the UPS must guarantee Easy wiring Sufficient space for operation Air sufficient enough to dispel heat produced by UPS Against ambient corrosive gases Against excessive humidity and heat sources Against dust With the current fire prevention requirements The operating environment temper
44. onsidering the power cable current carrying capacity and overload capacity of the system see Table 1 Generally the magnetic circuit breaker with IEC60947 2 tripping curve C normal at the 125 of the current listed in table 1 1 is recommended For IT power network system 4 pole protective device must be installed on the external input distribution of the UPS If protection against earth faults RCD devices is required for the upstream of the input supply the installed device should Sensitive to DC unidirectional pulses class A in the network Insensitive to transient current pulses Have an average sensitivity that is adjustable between 0 3A 1A The RCCB must be sensitive to DC unidirectional pulses class A in the network while insensitive to transient current pulses as shown in fig 1 10 respectively RM Series Modular UPS User and Installation Manual 3 4 Chapter 1 Installation aJ Fig 1 10 RCCB sign 1 5 2 Battery A battery unit is composed of 40 batteries connected in series a centreline is drawn from in between the joint part between the 20 and 21 battery plus the line drawn from the front and back there are altogether 3 lines connected with UPS line contact bank The battery line must push through a DC circuit breaker before connecting to corresponding UPS line contact bank The detailed wiring please refer to fig 1 11 below BAT GND BAT4 BAT 4T eee 88 T Ta mm 40 ba
45. pass module can be removed for maintenance RM Series Modular UPS User and Installation Manual 15 16 Chapter 2 Operations Maintenance bypass switch Q2 Monitoring bypass module Input power System output UPS module UPS module UPS module External battery switch Battery group Fig 2 1System principle framework 2 1 2 Bypass Module The circuit blocks labeled bypass module in fig 2 1 contain electronically controlled switching circuits that enable the critical load to be connected to either the inverter output or to a bypass power source via the static bypass line During normal system operation the load is connected to the inverter but in the event of a UPS overload or inverter failure the load is automatically transferred to the static bypass line To provide a clean no break load transfer between the inverter output and static bypass line the inverter output and bypass supply must be fully synchronized during normal operating conditions This is achieved through the inverter control electronics which makes the inverter frequency track that of the static bypass supply provided that the bypass remains within an acceptable frequency window A manually controlled maintenance bypass supply is incorporated into the UPS design It enables the critical load to be powered from the utility bypass supply while the UPS is shut down for routine maintenance hen the UPS is operating in bypass mode or on maintenance
46. re compensation can be set as required by the type of battery 5 End of discharge EOD protection If the battery voltage is lower than the EOD the battery converter will shut down and the battery is isolated to avoid further battery discharge EOD is adjustable from 1 6V to 1 75V per cell VRLA or 0 9 to 1 1 V per cell 6 Battery low warning time It is adjustable between 3 and 60 minutes The default is 5 minutes 2 3 2 Advanced Functions Battery Self checking and Maintenance At periodic intervals 2096 of the rated capacity of the battery will be discharged automatically and the actual load must exceed 20 of the rated UPS KVA capacity If the load is less than 2096 auto discharge cannot be executed The periodic interval can be set from 30 to 360 days The battery self test can be disabled Conditions Battery at float charge for at least 5 hours load equal to 20 100 of rated UPS capacity Trigger Manually through the command of Battery Maintenance Test in LCD panel or automatically Battery Self Test Interval 30 360 days default setting 1s battery self test disabled 2 4 Battery Protection The following functions should be fitted by commissioning engineers with specified software 1 Battery Low Pre warning The battery under voltage pre warning occurs before the end of discharge After this pre warning the battery should have the capacity for 3 remaining minutes discharging with full load The time is user configu
47. red from 3 to 60 minutes 2 Battery discharge EOD off protection If the battery voltage is lower than the EOD the battery converter will be shut down EOD is adjustable from 1 6V to 1 75V per cell VRLA or 0 9 to 1 1 V per cell NiCd 3 Battery Circuit Breaker BCB Alarm The alarm occurs when the battery disconnect device disconnects The external battery connects to the UPS through the external battery circuit breaker The circuit breaker is manually closed and tripped by the UPS control circuit RM Series Modular UPS User and Installation Manual 18 Chapter 3 Operation Instructions 19 Chapter 3 Operating Steps This chapter describes UPS operation instructions in detail All functional keys and LED display involved in operation instructions please refer to chapter 4 During operation the buzzer alarm may occur at any time Select mute on LED to muffle the audible alarm A A N Warning Hazardous mains voltage and or battery voltage present s behind the protective cover 1 The components that can only be accessed by opening the protective cover with tools cannot be operated by user 2 Only qualified service personnel are authorized to remove such covers 3 1 Power Switches As shown in fig 3 1 open the front door of UPS the power switch is visible which includes input switch output switch and maintenance bypass switch with anti misoperation stop plate asx m 00 Ld OO L IE LE NN
48. s before close input switch so as to supply the mains again 10s later the rectifier will start up automatically to supply power to the inverter 3 3 2 Procedure for Switching the UPS into Bypass mode from Normal Mode Select close inverter on the LCD or press off buttons of each power module in turn In bypass mode the load is directly fed by the mains power instead of the pure AC power from the inverter 3 3 3 Procedure for Switching the UPS into Normal from Bypass Mode Select exit bypass mode on the LCD 3 3 4 Procedure for Switching the UPS into a Maintenance Bypass from Normal Mode In normal operation this operation instruction will switch the load from inverter input to maintenance bypass Before making this operation read messages on display to be sure that bypass supply is regular and the inverter is synchronous with it so as not to have a risk of a short interruption in powering the load 1 Press inverter off on the LCD or press off on each power module in turns The inverter indicator and status indicator go off the buzzer alarms The load will be transferred to static bypass and the inverter is closed 2 Close maintenance bypass switch Q2 the load power will be supplied by maintenance bypass and then close the inverter circuit breaker Q1 output switch Q3 and battery switch If you need to maintain the module wait for 10 minutes to let the DC bus capacitor fully discharge b
49. sh in the cabinet The wiring terminals in between shall be tight and excessive force shall be prevented against the damage to inserted pins of the terminals 3 Fix the module to the cabinet though the mounting holes on two sides of the front plate of the module Fixing hole Power module Amplification of A Fig 1 8 Power Module Installation Diagram RM Series Modular UPS User and Installation Manual 2 Chapter 1 Installation 3 1 4 8 Cable Entry Cables can enter the UPS from top and below as shown in fig 1 9 Both the top and bottom of the UPS have cable entrance The recommended installation practice is to install power cables in the entrance channel at both sides of the cabinet back door so as not to affect the ventilation Cable entrance Fig 1 9 Cable Entry Diagram 1 5 Protective Devices For safety concerns it is recommended to install external circuit breakers or other protective devices for the input AC supply of the UPS system This section provides generic practical information for qualified installation engineers The installation engineers should have the knowledge of the regulatory wiring standards and of the equipment to be installed 1 5 1 Rectifier and Bypass Input Supply of the UPS Install suitable protective devices in the distribution unit of the incoming mains supply c
50. tely including the inverter and bypass output and the battery stops charging or discharging If the input utility is present the UPS control circuit will remain active however the output will be turned off To completely isolate the UPS you need to open the external mains input supply to the UPS rack 3 6 Language Selection The LCD 1s available in two languages Chinese and English The language can be selected through LCD prompt window 3 7 Control Password When the LCD displays input control password 1 the initial password is 12345678 RM Series Modular UPS User and Installation Manual 23 24 Chapter 4 Operator Control and Display Panel Chapter 4 Operator Control and Display Panel This chapter introduces the functions and operation instructions of the parts on UPS operator control and display panel in detail and provides LCD display information including LCD display types detailed menu information prompt window information and UPS alarm list 4 1 Introduction The operator control and display panel is located on the front panel of the UPS Through this LCD panel the operator can operate and control the UPS and check all measured parameters UPS and battery status and event and alarm logs The operator control panel is divided into three functional areas as shown in fig 4 1 mimic current path LCD display amp Menu keys and Control and Operation Keys The detailed description of parts on operator control and displa
51. ting the battery the battery terminal voltage will exceed 400Vdc and is potentially lethal Eye protection should be worn to prevent injury from accidental electrical arcs Remove rings watches and all metal objects Only use tools with insulated handles Wear rubber gloves If a battery leaks electrolyte or is otherwise physically damaged it must be replaced stored in a container resistant to sulfuric acid and disposed of in accordance with local regulations e If electrolyte comes into contact with the skin the affected area should be washed immediately with water 1 2 Initial Checking Perform the following checking operations prior to the UPS installation l Visually examine if there is any damage inside and outside the UPS rack and battery equipment due to the transportation Report any such damage to the shipper immediately 2 Verify the product label and confirm the correctness of the equipment The equipment label is attached on the back of front door The UPS model capacity and main parameters are marked on the label 1 3 Positioning 1 3 1 Distribution Room The UPS is designed for indoor installation which shall be located in a clean environment with adequate ventilation to keep the environmental temperature within the required specification The UPS uses forced convection cooling by internal fans Cooling air enters the module through ventilation grills located at the front part of the cabinet and exhausted throug
52. ts for use in operator access area TEC EN62040 2 EMC requirements CLASS C3 TEC62040 3 Performance requirements and test methods Earth connection is critical before connecting the input supply include both utility supply and battery This equipment must be earthed in accordance with local electrical authority codes of practice Earth leakage current exceeds 3 5 mA and is less than 1000 mA Transient and steady state earth leakage currents which may occur when starting the equipment should be taken into account when selecting instantaneous RCCB or RCD devices Residual Current Circuit Breakers RCCBs must be selected insensitive to DC unidirectional pulses class A and transient current pulses RCCBs Note it that the earth leakage currents of the load will also flow across RCCB or RCD N AN Components that can be maintained by user All the equipment maintenance and servicing procedures involving internal access need special tools and should be carried out only by trained personnel The components that can only be accessed by opening the protective cover with tools cannot be maintained by user This UPS full complies with IEC62040 1 1 General and safety requirements for use in operator access area UPS dangerous voltages are present within the battery box However the risk of contact with these high voltages is minimized for non service personnel Since the component with dangerous voltage can only be touched by opening the prote
53. tteries connected 1n series Fig 1 11 Diagram of batteries connected in series 1 5 3 UPS Output A main output switch has been installed in UPS the user shall install the over current protective device on the bypass of each output of the external distribution cabinet 1 6 Power Cables Design the cables according to the descriptions in this section and local regulatory wiring standards and the environmental conditions should be taken into consideration Refer to IEC60950 1 Table 3B Prior to cabling the UPS confirm the status and positions of the switches of the UPS rectifier input power supply bypass power supply and mains power distribution board Ensure that these switches are opened and attached with WARNING label so as to prevent unauthorized operation to these switches 1 6 1 Maximum stable state current and configuration of cable system please refer to table 1 2 RM Series Modular UPS User and Installation Manual 4 Chapter 1 Installation 5 Table 1 2 Maximum stable state current and configuration of cable system Syst al RM 060 10 RM 090 15 RM 120 20 RM 100 10 RM 150 15 RM 200 20 ame System EAS EC 1 ES 100kVA 150kVA 200kVA capacity Capacity Module 10kVA I5kVA 20kVA 10kVA 15kVA 20kVA capacity Fg Fg Rated current Main Input 600 900 1600 W D H mm 600 900 2000 W D H mm Cable mm mm Bru LLLI Cable mm Rated current Battery Output Cabemm mm s sees
54. upplied by bypass preferentially When bypass power is within the range of normal frequency and voltage load power will be supplied by bypass or the system will transfer to inverter input followed by load power interruption which extends within 3 4 of the utility period E g when the frequency is 50Hz the interruption time will be less than 15ms when the frequency is 60Hz the time will be less than 12 5ms 2 2 7 Frequency Converters Mode If the frequency converter configuration is used by UPS it will provide 50Hz or 60Hz stable output frequency The range of output frequency is 40Hz 70Hz Under this mode static bypass is unavailable but battery can be selected according to the actual requirements of battery mode RM Series Modular UPS User and Installation Manual 17 18 Chapter 2 Operations 2 3 Battery Management 2 3 1 Normal Function The following functions should be fitted by commissioning engineers with specified software 1 Constant current boost charging Current can be set up 2 Constant voltage boost charging Voltage of boost charging can be set as required by the type of battery For Valve Regulated Lead Acid VRLA batteries maximum boost charge voltage should not exceed 2 4V cell 3 Float charge Voltage of float charging can be set as required by the type of battery For VRLA float charge voltage should be between 2 2V to 2 3V 4 Float charge temperature compensation optional A coefficient of temperatu
55. upply To disconnect ALL power to the UPS open the upstream input circuit breaker s when the EPO is activated 2 Pin 1 and 2 of J4 have been shorted before the UPS is delivered 1 7 3 Generator Input Dry Contact J5 is status interface for generator connection Connect pin 2 of JS with 24 power supply it indicates that the generator has been connected with the system The interface diagram is shown in fig 1 15 and interface description is shown in table 1 5 RM Series Modular UPS User and Installation Manual E 8 Chapter Installation Generator Fig 1 15 Diagram of status interface and connection of generator Table 1 5 Description of maintenance bypass switch and output switch status interface Position Name Purpose J5 1 24V 24V power supply Connection status of generator 1 7 4 BCB Input Port J6 and J7 are the ports of BCB The port diagram is shown in fig 1 16 and description is shown in table 1 6 as XX 24V 24V J6 BCB_ONL BCB DRY BCB CONT Fig 1 16 BCB Port Table 1 6 Description of BCB port Position Description J6 1 BCB_DRV BCB actuating signal provide the actuating signal of 18V 20mA BCB_CONT BCB contact status connect with the normally open signal of BCB J7 1 Power ground BCB ONL BCB on line input normally open BCB is on line when the signal is connecting with GND 1 7 5 Battery Warning Output Dry Contact Interface J8 is the output dry contact interface which outputs th
56. us capacitor voltage and ensure the voltage is below 60V before operation and use a multimeter to measure the voltage between operating parts and the earth to ensure the voltage is lower than hazardous voltage 1 e DC voltage is lower than 60Vdc and AC maximum Voltage is lower than 42 4Vac Bypass module doesn t support any hot insertion and extraction only when UPS is in maintenance bypass mode or UPS is completely power off can the bypass module be disassembled The module can be maintained 10 mins after extracting power module and bypass module which can be inserted into the cabinet 10 mins later 5 1 2 Instruction to Power Module Suppose UPS were in normal mode and bypass were normal a module shall be maintained at first Press OFF of the module with a pin point or other tiny matter the module will shut down automatically and exit the system Note ensure if the remaining module will be overload when exiting a module If there s any risk of overload transfer the whole UPS system to bypass followed by other operations Take off the fixing bolt on the two sides of front and back plate of power module 10 mins later extract the module from the cabinet After maintaining the module push the module into the equipment cabinet the interval between two modules shall be more than 10s fix the screw on the two sides Then the module will be connected to UPS system automatically 5 1 3 Instruction to Bypass Module Suppose UPS were
57. ut 5 modules on line A 50 01 B 50 01 C 50 01 A 0 99 B 0 99 C 0 99 RM33 120 20 12 00 V phase V Iphase A cum Eddie vil NRE Na c E S Co EET TE CEP UI Main input A 2195 A 18 3 B 2195 B 18 3 C Ze C 18 3 Or select module RM Series Modular UPS User and Installation Manual Fig 4 3 Select data and confirm a module as shown in fig 4 4 the LCD will display the operating status of this 27 28 Chapter 4 Operator Control and Display Panel RM33 120 20 5 modules on line 12 00 d Module 1 cn A pr MEE 1 Inverter abnormal is S 2 S gj 3 Fan fault IE S PONO Uo 25 UPS bypass frequency abnormal E RSI a A2 v Fig 4 4 Select a module EI T E Select in the operating status of a module to view the main input data of this module Select in the operating status of a module to view the main output data of this module NL in the operating status of a module to view the load data of this module in the operating status of a module to view the maintenance code and module software code of this module Select rS to return to the previous page Select a to return to the home page t T Default display During the operation of system 1f there s no alarm in 2 min the system will display default After a short delay the backlight of LCD display goes off press any key to reactivate the display 4 3 Detailed Description of M
58. will be obtained Bypass must be in normal es Control System condition the battery capacity should be above 259 Test Control UPS switches to battery discharge for discharging to test if the battery is normal Bypass Battery self check test i ae Forced equalized must be in normal condition the battery capacity should be above 25 charging Stop testing Manually Stop the test including maintenance test capacity test Monitoring software E Provide monitoring software version version Rectified software l Provide rectified software version version UPS system Inverted software HP information Provide inverted software version version The serial no set when delivery from the factory Rated information Network setting of system operating Module type Type of the module 4 4 Alarm List The follow table 4 8 gives the complete list of all the UPS events displayed by history record window and current record window Table 4 8 Alarm List Alarm Explanation Maintenance circuit breaker ME Maintenance circuit breaker is close close Maintenance circuit breaker MM Maintenance circuit breaker is open open Bypass fault Bypass fault Bypass overload Bypass output is overload Up to bypass overtime of P Bypass is overtime of overload overload Bypass frequency tracing Bypass frequency is out of the tracing range exceeds Switch times up to in this Bypass voltage abnormal Bypass input voltage abnormal
59. y panel is shown in table 4 1 f DEM AD OUTPUT NTER Fig 4 1 UPS operator control and display panel Table 4 1 Description of UPS operator control and display panel D Fame H mmm H Fame RE Reemi H HO L E BAT Bay EE Bi Bmemar 0000 RM Series Modular UPS User and Installation Manual 24 Chapter 4 Operator Control and Display Panel 25 4 1 1 LED Indicator The LEDs shown on the mini current path represent the various UPS power paths and show the current UPS operating status The status description of indicators is shown in table 4 2 Table 4 2 Status description of indicator Steady green Rectifier normal for all modules Flashing green Rectifier for at least on module normal mains normal Rectifier indicator Steady red Rectifier fault Flashing red Mains abnormal for at least one module Off Rectifier not operating Steady green Battery charging Flashing green Flashing green Battery Battery discharging 0000000000000 m Battery abnormal L V E failure no battery or battery reverse or battery converter abnormal Battery indicator Steady red failure over current or over temperature EOD Bypass indicator Inverter On start synchronization of standby ECO mode for at least one module Inverter indicator Steady red System power
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