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Power Pro CL-300P SERIES

1. Wa LA 6 5 UPS storage and 1 lt FAULTS AND TROUBLESHOOTING lt q SA OD 7 1 General procedure for fault checking and Troubleshooting UPS REMOTE MONITORING AND CONTROL 8 1 Using serial port A ua GPP 8 1 1 Communication Routing Switch 8 2 Serial Communication Cable 4 8 3 Modem NA Aw _ 8 3 1 Hardware Configuration 9 9 2 Functioning a r 8 3 3 Modem Programming Procedure a a 8 3 3 1 Smart Modem Programming PC 8 3 4 Modem UPS Connection Cable 8 4 Dry contact interface Connections
2. 64 V OPERATING INSTRUCTIONS esi u u u VI VII VIII 2 15 MORU ION zed sA m Tm 5 2 Operating Instruction for a single UPS unit online operation 5 2 1 Procedure for turning on the UPS to supply the load from a complete llipi 5 2 3 Switching into Maintenance Bypass 5 2 4 Switching from Maintenance Bypass into normal 5 3 Operating Instruction for Parallel connected UPSs 5 3 1 Procedure for turning on the UPS First Installation AO O 5 3 3 Switching the parallel UPS system into Maintenance Bypass mode Uninterrupted transfer 8 3 5 3 4 Switching the parallel UPS system into parallel operation from a Maintenance Bypass power down condition Uninterrupted A A O A GEJ OOO O 6 1 Scheduled Maintenance WA TD BM 6 2 Daily checks d A 6 4 Annual
3. A 47 B 33 1 59 STMO01 Output Monitoring 6 7 35 1 5 10 OPS3 3Ph Voltage and Current Sample Board U 36 I UPSINSTALLATION 4 Bll 44 45 2 1 Introduction WM W AW 45 2 2 Unpacking P 45 2 3 Equipment Positioning 45 2 4 Connecting the UPS power cables u 1 r nn 45 2 4 1 Safety Earth 46 2 4 2 Cable connection 1 46 2 4 3 Description of connection terminals of the UPS 47 2 4 4 Battery 1 lt WWEW 49 Ill FRONT ssec Lese serre 54 3 1 Introduction d 54 3 2 Front panel menu descriptions a 54 AMV Ea
4. 52 360V 360V R gt 30x12V BATTERIES 30x12V BATTERIES Figure 2 5 CL300P 60 80 Kva Battery Connections 53 Ill FRONT PANEL 3 1 Introduction The front panel of UPS consisting of a 2 lines alphanumeric display 7 status lamps plus 5 function keys allows the complete monitoring of the UPS status The mimic flow diagram helps to comprehend the operating status of the UPS By using the function keys operator can moves on menus and change some parameters Figure 3 Operator control and indicator panel L1 If lamp is lit mains is okay L2 I lamp is lit the rectifier is operating L3 If lamp is lit UPS is operating on batteries L4 If lamp is lit static bypass is active and load is supplied by the bypass source L5 I lamp is lit mechanical bypass switch is on L6 If lamp is lit inverter supplies the load L7 If lamp is lit the output switch is ON There are 5 function keys on front panel These are ENTER 4 UP 1 DOWN 1 PLUS and MINUS UP and DOWN keys help moving on menus PLUS and MINUS keys select options ENTER key means the selected option or menu is valid 3 2 Front Panel Menu Descriptions By using the buttons on the front panel you can move on main menu functions You can enter the submenus of the item seen on the LCD panel MEASURES ALARMS INF
5. 8 77 Monitoring Panel SAFETY IMPORTANT NOTICES Read instructions carefully before installing and starting the UPS All warnings in the manual should be adhered to All operating instructions should be followed The unit should be supplied by a grounded outlet Do not operate the unit without a ground source Power cord of the UPS should be routed carefully so that they are not to be walked on Please save this manual Please save or recycle the packaging materials JOOTRO N WARNING e Do not insert any object into ventilation holes or other openings e o reduce the risk of fire or electric shock install in temperature and humidity controlled indoor area free of conductive contaminants e o reduce the risk of fire replace fuses with the same type and rating when necessary CAUTION e Only qualified personnel should install or service UPS batteries e Risk of electric shock do not remove cover No user serviceable parts inside refer servicing to qualified service personnel e The output may be energized when the unit is not connected to a mains supply e Risk of electric shock Hazardous live parts inside This unit is energized from the battery supply even when the input AC power is disconnected e o reduce the risk of electric shock disconnect the UPS from the mains supply before i
6. H3LHJANI ml JALCZANI 8 4 938 c sna oa a lt gt snag JBL HO LOHBLNOD 85 N 3SUHdrz Lf JANI 82M 1 TS 5 495 559 SSUid AG 3sna4 8 2S Figure 1 5 4 CL300P UPS Basic Diagram 12 1 5 CL 300P SERIES UPS ELECTRONIC CONTROL BOARDS You will find below a list of PCBs used in CL300P Series 3 Phase in 3 Phase out UPSs 2 2 pieces P3MC R5 ADVS01 R3 SDXC300 R3 STPO1 R2 MODPANO2 R1 ITF3 R2 RS330 R1 STMO1 OPS3 R1 CPCO2 CUROS or CT311 PARA04 PARA3PX PAI33 LEM3200 IGD3P REV3 HJ U U U U U U U U U 3 PHASE POWER FACTOR CORRECTION BOARD IGBT RECTIFIER CONTROLLER BOARD IPM INTELLIGENT POWER MODULE DRIVER BOARD Used in 10 15 20 30 and 40kVA UPS MAIN CONTROLLER BOARD DC 3 PHASE AC VOLTAGE SAMPLE BOARD BYPASS amp INVERTER SCR DRIVER BOARD SWITCHING POWER SUPPLY BOARD LCD PANEL BOARD 3 Ph 3 Ph UPS INTERFACE BOARD SERIAL COMMUNICATION RS232 BOARD OUTPUT MONITORING BOARD 3 PH VOLTAGE AND CURRENT SAMPLE BOARD CAPACITOR CHARGER BOARD CURRENT TRANSFORMER BOARD 3 Ph PARALLEL OPERATION CONTROLLER BOARD 3 Ph PARALLEL CURRENT SAMPLING BOARD PARALLEL SOCKET BOARD CURRENT TRANSFORMER PS BOARD Used in 60 80kVA IGBL DRIVER POWER SUPPLY BOARD Used in 60 80kVA 1 5 1 PCB LOCATIONS TP Tit
7. rm J DB9 Female Dry Relay Output Contacts Parallel Com Ports SNMP Socket 57 SEL ON OFF III E LINN Switch ES S2 By Pass F4 F5 F6 S1 AC Input F1 F2 254 Output F8 F9 85 Battery y F10 F11 F12 Maintena Me by pass UNDER THE COVER Figure 1 4 60 80 kVA Switch configuration 1 3 Technical Specifications MODEL CL310P CL315P CL320P CL330P CL340P CL360P CL380P Output KVA 10 15 20 30 40 60 5 Output KW 8 12 6 24 32 48 6 Output Power Factor OB NPUT 0 98 0 99 at full load lt 5 at full load OUTPUT 1 Output Frequency Tolerance line synchron Ga 5 free running 125 Load 10min 150 Load 1min BATTERIES Total Number Float Charge Voltage 25 C End of Discharge Voltage Battery Test Boost Charge INTERFACE 60 2x30 pieces 12V 405 Vdc 300 Vdc Automatic and Manual Available Line A BER Mero ENVIRONMENT 9096 Non Condensing Protection Class Protection Class IP20 NGO 9 13 LA esn4 MS DV LNdLNO SSEUd E d O OV HOLOVLNOD 1 931311998 1851 ud HHLHJANI ud S3HOLIMS JILVLS ASUD T 35 5 SSVdAd cS INVHOVIG 39018 Sdn S3IH3S 3NO19AO 1 4
8. CN10 It is connected to CN1 of IPMDS3P board Pint Pin2 Pin3 Pin4 Pin5 Pin6 Pin9 Pin10 Pin11 Pin12 Pin13 Pin14 Pin15 Pint6 Pin17 Pin18 Pin19 Pin20 IGBT fault overcurrent signal input t battery voltage sample 12V 0 volt GND R phase inverter driving signal upper IGBT Rg E lower IGBT SK upper IGBT SH A lower IGBT A upper IGBT T lower IGBT CN11 It is connected to of PARA04 board C Adjustments of P3MC R5 UPS Main Controller Board VR1 L3 or T phase inverter output DC balance adjustment cw VR2 L3 L2 or S phase inverter output DC balance adjustment cw VR4 12 or S phase inverter output voltage adjustment increases cw L1 or R phase inverter output DC balance adjustment cw R A voltage adjustment increases cw VR6 L1 or R phase inverter output voltage adjustment increases cw VR7 Inverter output all three phases common voltage adjustment increase cw VR8 PLL mode frequency adjustment increases cw VR9 Line synchronization adjustment 23 1 Inverter Output Voltage Adjustment When the inverter is running connect an AC voltmeter to the inverter outputs TP3 TP4 and TP5 on ADVS01 R1 board Keeping VR2 VR4 and V6 at approximately their mid position adjust the output voltages roughly to their nominal value using VR7 Then re adjust each phase voltage separately again using
9. GHvO8 3 T1dWVS 39V110A LOSAGV Alddf 3 quus VOUS pru 6N2 8ND GHV08 H3AI a Ndi d OWdi S3riddns 3H Q3HOLIMS SND END LIL GOO ae oe 5318815 3 153NNOD LON u zu 2 NOS 9 S m S1311nO H3MOd ootoxas Q3H211MS u 0 8 3 8 ru w Ho d 3 E N 8 15 I vul H S zs l AlddNS YIMOd ATTN 9 1891 deQ9l 41 gy4 1 m 21 Syl TANVd 021 ZONVdGOW 43 VAM 08 09 S418VO 8 H3MOd SQHVOGS LINOHIO HO NOLLOANNOOHALNI Sy eet 1015 bo ows BNI 30V4H3LNI TY zeta 1 MS MS LNIVW T Fa MS xnv 2 1ndino GHvO8 AlddNS H3MOd 189 d G9l SND NO L 531995 5 GHvY08 Vidi Ry gs N2 END WNOIS AlddNS 3H S3IH3S 100 19 NI G3SN LON GHVO8 YOLINOW 3O LION OWLS 4 z dd m gt lt o 2 wum uc nog 4HOBHOLIMS cow Live 20 qug HOLIOYdYO 20949 10242 000000 er M sr or 44 I UPS INSTAL
10. a 55 9 2 2 AUS ING PRINTS 55 3 2 3 Menu items aa 55 B2 djust NARqpllems 56 3 2 5 Options Menu items a nnn nnne nnne 56 3 2 6 Command Menu items a a aaa a 57 3 2 7 Time Menu items aaa ea aaa aaa 58 3 2 8 MENUNEM SG u u u u u Mim M TEE 58 3 3 Status Ii 218 58 3 4 Shutdown Messages REIS KOLEGO EEEE 59 3 5 Fault Messages and Quick Troubleshooting sesaas aaa aa aaa aa aaa aa 59 IV PARALLEL OPERATION ao GO ida 62 A ie eie EE 62 4 2 Parallel operation modes of CL 300P series UPSs 63 4 2 1 Parallel uu uuu a aE a 6 4 2 2 Redundant Mode a 63 4 2 3 N 1 Redundant
11. col 5944 3SUHd lala odd SNO ZNO ZNO ON MS xnu Me HOLOHLNODS ANI H N Hd E C3IIHM2 1358110A icgoun2 i EMOTIJAD raand C385 d o Z 3H T 4H i 7102 CND HOLOHLNOD d I NH3AINO 405 ANISdAS Sez N Hd LH ABJX0S RMA ZNO ENO og I9NS IS lt 531835 100219 NI Q3Sll LON YOLINOW 3501104 L WLS CQ342 HOLIMS 15 134915 3N8d 007 TLe1 c ONU dCOOl Psl pa pp MOM H3DHHHO HOIIOUdU 35 e KARA 41 08 09 NVHDVIA NOILO3NNOO TVOIHLO4 14 San Hd VAOS 09 SIHIS 00515 3H gt fino Quvoa H3 TIOH1NOO ATddNS kino SIMON 185 QHv08 A lddfiS HZMOd 9 H3AIMO 180 97991 EIEIEIEIEJEJ 86861 GYSUJLIS i d O sai dtaa 331414933 tan ON MS Xni ENJ spo win C39 N9 oud MS 401571515 42 VAM 08 09 S318VO SQHVOd LINOHIO dO NOILOANNOOHALNI SGHVOG NIYII NOLL23NNOOSW3INI Sda VANOB 09 531838 100675 00 15 1101 6 8 9 svt ct jooo ooo ooo 00 000 NOLLVOINDINWOOS Bo Live GHVOB 30V HHALNI 2INH3HL ZW 41I MS XAY GAS LNIVIN MS xnv 82 LNdLNO MS GHYOB 371041409 NIV Z ddv SH OWEd
12. Power Pro CL 300P SERIES UPS 10 15 20 30 40 60 80 kVA 3 PhaSe Input 3 Phase Output SERVICE MANUAL Important This service manual is issued for the use of BPC and Actual Power Engineers only who have undergone appropriate training Repair or maintenance carried out by none authorized e gineers may invalidate any manufacturers warranty BPC EMEA Ltd or Actual Power Ltd can take no responsibility for any injury or damage that may result from the use of the information this manual The CL range use very high DC and AC Voltages which can be lethal The specifications of the units may change and these changes may not be reflected in this manual the user manual and schematics specific to the machine should also be consulted before attempting installation commissioning maintenance or repair Any external cable dimensions and protection ratings mentioned in the service and user manuals are suggestions only The absolute responsibility for the correct sizing of any external cabling and protection is that of the electrical design engineer responsible for the installation and should be in accordance with all national and local codes taking into account the site wiring conditions Sufficient access should be left to the front sides and rear of the machines to allow any future repair and maintenance to be carried out alternatively the machines should be installed in such a manner that they can be easily moved to permit
13. a gy Em 4 AA BRA am e LEFT VIEW al FRONT VIEW Li RIGHT VIEW TOP VIEW Figure 1 6 1 10 15 20 kVA 14 FRONT VIEW LEFT VIEW TOP VIEW Figure 1 6 2 30 40 kVA RIGHT VIEW 15 URN FRONT VIEW LEFT VIEW TOP VIEW Figure 1 6 3 60 80 kVA RIGHT VIEW 16 1 5 2 PFC3P R2 IGBT RECTIFIER CONTROLLER BOARD This electronic controller board is used to control the 3 Phase IGBT Rectifier at the input stage of the CL300P series tansformerless Uninterruptible Power Supplies By using an IGBT rectifier and this control board the input power factor of the UPS is corrected to 0 99 at full load and the input current THD is improved less than 5 at full load A Basic functions of PFC3P 1 It takes the 3 Phase AC input voltage and current samples coming to the IGBT rectifier and generates necessary PWM IGBT driving signals to correct the input pF and to decrease the input current distortion THDI The signals for the control of each phase is generated independently It takes the positive and negative DC output voltage samples of the rectifier and adjust the driving signal pulse widhts to keep these DC voltages constant under normal loading conditions In case of overloading of the IGBT rectifier the rectifier output voltages are decreased to limit the rectifier output
14. 1 5 8 ITF3 R2 3Ph 3Ph UPS INTERFACE BOARD This board contains dry relay contact outputs and inputs for alarm interfacing of the UPS Power supply sense input are also on this board and if there is no supply voltage an alarm is produced and the UPS doesn t start Various auxiliary switch and thermal contact connections are also available on this board and these contact positions are transferred to the main controller board for sensing the positions of UPS power switches and for sensing any overtemperature conditions A ITF3 R2 Board Connectors CN1 HF supply input CN2 Itis connected to CN8 of ADVSO1 and goes on to CN3 of PSMC R5 CN7 ADVSO1 CN3 It is connected to the Parallel Operation Controller Board PARAO4 CN3 CN4 The following dry contact connections are on this socket Pin1 Pin2 Manuel bypass switch connection for parallel units only Pin3 Pin4 UPS output switch aux contact NO Pin5 Pin6 Maintenance bypass switch aux contact NO Pin7 Pin8 Thermic contact NC Pin9 Pin10 Fuse fault contact NO CN5 It is connected to of RS330 R1 Serial Communication Board CN6 The aux contact of the battery fuse and the emergency shutdown inputs are connected to this socket as follows Pint Battery fuse or circuit breaker trip output Pin2 Pin3 Battery fuse or circuit breaker aux contact NO Pin4 Pin5 Emergency shutdown EPO switch NO The following dry contact connectio
15. 300 Series UPS Basic Diagrams T e 39 T 2245 2002 NS 9 HLSN H H MHd 0339400213 HB qWNN iusun2oq WOUHDOUIQ 3 3 4 93 91508 Ssd Hd Hd 31435 OO0 12 lt gt 5 8 54 gd LAN C a 3215 dua sns NS dHo sna 518 od H3IJIl123 JO LOG LNOD LM 5 5 5 5 5 5 5 4 HaT aT 19969 1111 z N dSUHdz LL ll T Pe 39 m z39 1 9 fr 82M LNdNI 28 LS IGBT Rectifier Figure 1 5 2 10 MOHNHOUIQ H3lH3 NI DOISY Sd Hd 531335 O0 1 2 e od g oO 63 A w s 83 m n Za 82M indilno DH PS D 5 495 H3Jl13 NI YO 195 LNOD CA ta A H31H3 NI 6 a BaP hs da dua ANS sna sng C sng Sg Figure 1 5 3 Transformerless 3 Phase Inverter 11 3 T 010 HLSN H H Mdd 080 a3qwnN iusun2og szrs NOIIO3NNOO T92I3153713 51558 SdN Hd 531835 O00 15 a 7 N 3SUHd Z LG JJ GERE 82M indinoe ob 75 801959 LNOD EA 5 305 H31H3 NI
16. Battery Battery 3 Phase N a 3 Phase N Group Group 3 Phase N Figure 2 2 30 40 kVA Cable Connections 47 Le m Seo L gt Figure 2 3 EE DEE 45 4 2 60 kVA TNI VIT VIT TTE Cable Connections SI OI INLI BYPASS SI OI INLI INPUT AC OUTPUT Rectifier Inputs By Pass UPS Outputs Batter y Battery Inputs 3 Phase N 3 Phase N 3 Phas Group Group Figure 2 4 TESTS 29 Cable Connections AC INPUT SS AC OUTPUT BATTERY FEST By Pass UPS Outputs Battery Tm ae Wer pals Inputs 3 Phase N Group Group 3 Phase N 3 Phase N 48 e As shown on the power connection label of the UPS U1 V1 and W1 phase of the incoming 3 phase supply are used as the bypass inputs under normal conditions if there is not a separate bypass supply split bypass e lf there is a separate 3 phase AC supply for bypass Split Bypass a Remove the links between K4 K5 K6 K7 and K8 K9 b Connect the phases of the bypass source U2 V2 and W2 to K5 K7 and K9 respectively Connect the Neutral N2 of the Bypass source to K11 Note that the Neutral of the 3 phase input supply N1 and the Neutral of the 3 phase bypass supply N2 must always be connected together to form the Neutral of the AC output 2 4 4 Battery Installation WARNING Be careful while connecting batteries ATTENTION Open the battery
17. V 860V Nominal 405V under float charge 2 Check the 3 phase AC input and neutral connections Phase sequence is important NOTE THAT SEPARATE CABLES FROM EACH BATTERY GROUP SHOULD BE CONNECTED TO K2 TERMINALS TO FORM THE MIDPOINT CONNECTION WARNING The UPS must never be turned on without input neutral connection 3 Check the output load connections 5 2 OPERATING INSTRUCTIONS FOR A SINGLE UPS UNIT ONLINEOPERATION 5 2 1 Procedure For Turning On The UPS To Supply The Load From A Complete Power Off Condition 1 Turn on 1 AC Input 2 Turn on S2 Bypass 3 Turn on S4 AC Output ATTENTION AS SOON AS YOU TURN ON ON OFF SWITCH S7 BYPASS VOLTAGE WILL APPEAR ON THE OUTPUT TERMINALS 4 Turn on S7 ON OFF Switch LCD panel will start running RECTIFIER START message will appear on the front panel 5 When INVERTER START appears on the front panel turn on S5 Battery into 1 position After a fewseconds the BYPASS led L4 red will turn off and the INVERTER led L6 green will turn on The UPS is ready for uninterrupted operation when STATUS NORMAL ONLINE MODE message appears on the front panel 5 2 2 Power Off After turning off all the loads connected to UPS output Turn off 4 AC Output into 0 position Turn off S7 ON OFF Switch into 0 position Turn off S5 Battery into O position Turn off S2 Bypass into 0 position Turn off 1 AC Input into O po
18. VA rating of a single UPS multiplied by N If this mode is active you will see N 1 REDUNDANT MS on the LCD panel of one of the UPS units and you will see N 1 REDUNDANT SL on the LCD panels of all the other UPS units connected in the parallel system More detailed diagrams for two or more CL 300P series UPSs connected in parallel are given in Figures 4 2 and 4 3 Figure 4 2 CL300P Series Parallel UPS Signal Cable Connections 69220022292 0 wao 5994 i CZN 0 See y e 9 Parallel Parallel Parallel Parallel Port 1 Port 2 Port 1 Port 2 Figure 4 2 a 2 units in parallel if port2 jumper is not shorted 64 REA 14300902 poses RR Wasanapa pasas 14300900 boos DDD Parallel Parallel Parallel Parallel Port 1 Port 2 Port 1 Port 2 Figure 4 2 b 2 units in parallel if port2 jumper isconnected shorted 0059 002 ARRAS 12300902 b091 02 G USK 039 902 0094 os TTE s Parallel Parallel Parallel Parallel Parallel Parallel Port 1 Port 2 Port 1 Port 2 Port 1 Port 2 Figure 4 2 6 3 units in parallel Note One purpose built signal cable DB25 is provided for each UPS unit in the parallel system Parallel signal cables are interconnected between the UPS units to form a loop as shown in figure 4 2 for having higher reliability against any possible signal cable failures After completing the parallel connection of all the UPS units as shown in
19. and thus the UPS input current Different current limiting values for different UPS power ratings can be set by changing some fixed resistors on PFC3P board R63 R124 and R186 In CL300P series UPSs the IGBT rectifier produces a dual polarity DC voltage at its output to supply the transformerless Inverter stage The batteries which are the reserve energy supply for the UPS are directly connected to the rectifier outputs again as two separate battery groups with opposite polarity The total number of batteries 12V in a standard CL300P series UPS is 60 30 30 Thirty batteries are used for one polarity and the other thirty are used for the opposite polarity The float charging voltage value for 2X30 batteries is 405V dc Therefore the no load output voltage of the IGBT rectifier is adjusted to 405V 810V dc total During normal operation IGBT rectifier supplies power to the Inverter and charges the batteries at the same time PFC3P board takes the battery current samples and adjusts the IGBT driving signals to limit the maximum battery charging current to a pre adjusted safe value suitable for the VA rating of the batteries Therefore the output voltages of the rectifier change in accordance with the battery voltages during the charging period of the batteries PFC3P board accepts some control signals from UPS Main Controller Board P3MC R5 and performs the following functions Boost Charge During boost charge the rectifie
20. board 2 lt also accepts the control signal from the main controller board to energize or de energize the inverter output contactor K2 The NO contact of relay RL1 is used for this purpose CN14 3 SDXC300 board is supplied by HF supply signals connected to CN4 or CN5 B SDXC300 Board Test Points P1 17V DC 2V P2 12V DC 0 5V TP3 SCR gate pulse oscillator O P approx 25usec 1 100usec 0 C SDXC300 Board Indicator Lamps LD1 red LED Itis turned on when the bypass SCRs are conducting BYPASS LD2 green LED It is turned on when the inverter SCRs are conducting INVERTER LD3 green LED It is turned on when the inverter output contactor K2 is energized D SDXC300 Board jumper Positions For CL300P series UPSs JP1 not inserted or open circuited JP2 1 inserted or short circuited 1 JP4 1 30 ee BYPASS INVERTER roy s p i lt r z 6 o o x2 o jez E 68 O CH2 CHI 1 69 9 Oo 9 o o o 4 10 je4 ui 612 mejoza gt 00000 ee 2 mre m 0 e Bi wn CN L RELAY er IENI4 mm AC O AC PARALLEL Figure 1 6 8 SDXC300 R1 Board 31 1 5 7 STP01 R3 SWITCHING POWER SUPPLY BOARD This board generates the HF supply s
21. of the UPSs and you will see PARALLEL MODE SL on the LCD panels of all the other UPSs connected in the parallel system MS meaning Master and SL meaning Slave In PARALLEL mode the Static Bypass Switches of all the UPSs in the parallel system act turns on or off simultaneously During normal PARALLEL operation the load is shared equally by the inverter outputs of each UPS provided that the output switches of all UPS units are turned on In case of a failure in one of the UPS units or if the output switch of one of the units is turned off the static bypass switches of all the parallel units are turned on simultaneously and the critical load is transferred to the bypass supply without any interruption In other words during operation in PARALLEL mode the parallel UPS system behaves like a single stand alone UPS with a higher power rating 4 2 2 REDUNDANT mode This mode is used for operation of two or more UPS units connected in parallel for increased reliability If this mode is selected the load is shared equally by each UPS available in the parallel system during normal operation In case of failure of one or more of the UPSs the faulty UPS is isolated from the parallel system and the critical load is still supplied by the remaining UPSs If the faulty UPS returns to normal operation it joins the parallel system again and starts sharing the load 63 in REDUNDANT parallel mode the total VA rating of the parallel syst
22. position OFF 2 Connect the phase AC input coming from the mains distribution panel to the AC input terminals as shown on the label Figure 2 1 ATTENTION ENSURE CORRECT PHASE SEQUENCE If there is a phase sequence error UPS doesn t transfer the load to INVERTER output If you cant see SYNC OK in the INFORMATION MENU on LCD then change the input phase sequence Connect the output of the UPS to the load distribution panel 4 Connect the battery groups Refer to battery installation section WARNING CHECK BOTH OF THE BATTERY GROUPS FOR CORRECT POLARITY AND VOLTAGE DO NOT TURN ON THE BATTERY SWITCH F5 BEFORE STARTING THE UPS 5 Connect the copper earth bus to the safety earth of the mains distribution panel NOTE The earth and the neutral connections must be in accordance with the local rules WARNING Note that the Input Neutral N1 MUST also be connected to K10 terminal 46 2 4 3 Description of connection terminals of the UPS Xo Es e eo 0 0 pa U1 U2 V1 V2 W1 W2 N1 N EXTERNAL BYPASS BATTERY AC INPUTS NC OUTPUTS Rectifier Inputs By Pass UPS Outputs Battery Battery 3 Phase N Inputs 3 Phase N Group Group 3 Phase N Figure 2 1 10 15 20 kVA Cable Connections OBR BU e e e S 99 Maintenance E Bypass Switch 0 0 BATTERY Rectifier Inputs pies AE
23. voltages is too low 160V AC or has a high DC component probably resulting from inverter damage bad connection or SCR failure etc then a DC fault signal is produced on this board CN1 1 Neutral CN1 3 UPS output T phase CN1 5 S phase CN1 7 R phase When a DC fault signal is produced it is available on this socket Thisis indicated by LD1 yellow LED CN2 is connected to CN9 of ADVS01 R1 board and the fault signal is transferred to the main controller board 5 from ADVS01 board HF supply input HF supply input N Board Test Points 12V DC 0 5V VREF1 7 7V DC 4 0 2V VREF2 6 7VDC Figure 1 6 11 STMO1 Board 35 1 5 10 OPS3 R1 3 PH VOLTAGE AND CURRENT SAMPLE BOARD This board accepts IGBT rectifier input voltage and current samples and sends to the main controller board for measurement purposes A Basic Functions of OPS3 Board 1 IGBT rectifier AC input voltages phase neutral are connected to CN1 These voltages are stepped down to a suitable level by the transformers T1 T2 T3 and then sent to the main controller board PSMC R5 through CN7 of the OPS3 board CN1 1 Neutral CN1 3 Rectifier input R phase 220 230V AC to T3 through the fuse F3 CN1 5 S phase T2 F2 CN1 7 T1 F1 2 The outputs of the rectifier input current transformers are connected to CN2 GN3 and CN5 The current samples are sent to the main co
24. 6 BYP INPUT BAD due to fluctuations in bypass supply During bypass if the bypass protection option is ON and if the bypass source is out of tolerance UPS switches off the static bypass for load protection Battery circuit breaker is off batteries are not connected to UPS At start up If the mains is okay you can start operation having this message A17 BATT CB OPEN active At start up during line failure UPS waits for the battery CB to be turned on and then starts If the battery charge level is low this message indicates that charge period A18 BATT CAPA LOW is not completed yet If mains failure occurs during this message battery operation time may be unexpectealy short UPS gives beep sound every 15 sec Battery test aborted And batteries are not OKAY A19 BATT FAULT UPS gives beep sound every 15 sec You can clear this message by pressing the ENTER key for 3 seconds Possible Causes 1 Rectifier fault 2 Damaged battery cells 3 Poor battery connections Boost charge is active At the end of the boost charging time UPS stops the A20 BOOST CHARGE boost charge UPS gives beep sound every 15 sec A23 MODE FAILURE Sosa system the operation mode of the UPS is different from the 60 ALARM DESCRIPTION A28 P FAILURE 21 Parallel controller board failure A29 P TEST MODE Parallel controller is in test mode A30 P FAILURE 23 Parallel controller board failure A31 DUBL UPS NR oame UPS number is used for two UPS in the parallel system Possible C
25. Figures 4 2 and 4 3 turn on each UPS unit one by one and select the operation mode and assign a UPS No using OPTIONS MENU 65 All the units must be set for the same operation mode and must have a different UPS number CAUTION You must never set the operation modes of parallel connected UPS units to ONLINE otherwise serious damage may occur in UPSs MAIN AC INPUT 9 e ON IAM Ha e i n MTI SKECZ e U Y ix P ix x zr E a UPS3 I E AC OUTPUT AC OUTPUT3 K13 K14 1K12 K13 K14 1 Ui Vi Wi Ni FUSES ju yt ju ER aru us d AC OUTPUT LOAD BRAKE SWITCH AC DISTRIBUTION BOARD ld o UVWN LOAD Figure 4 3 CL300P Series Parallel UPS Power Connections Note As seen in the figure the outputs of parallel UPS units should be connected to each other using an AC distribution board ATTENTION The cables from each UPS output to the distribution board must be of the same size and length for proper load sharing during parallel operation 66 V OPERATING INSTRUCTIONS 5 1 INTRODUCTION After completing the installation of the unit and connecting all the power cables with all switches and fuses in OFF position 1 Check the battery polarities K1 V 360V Nominal 405V under float charge K2 K2 0 Volts connected to the midpoint of the 60 blocks battery string K3
26. H indicating that boost charge has lasted for ENTER lt BOOST gt 5 hours If the number is 10 boost charge stops If you press ENTER key before this time boost charge stops immediately Boost charge starting and boost charge end times are recorded in log event menu If boost is active UPS beeps every 15 seconds The purpose of this submenu is to check dry contact connections Normally to check line failure contact you must turn off mains power This is not necessary with this utility 3 options are available SIMULATION OFF simulation mode is off SIM LINE FAILURE if you press ENTER key for 3 seconds the line SIMULATION OFF failure relay on the interface board is energized SIM LIN F BT LOW if you press enter key for 3 seconds line failure and battery low relays are energized SIM BYPASS if you press ENTER key for 3 seconds bypass relay is energized This way you can check dry contact connections 7 ENTER lt EXIT gt Enter 44 exit from submenu GotoSTATUSMENU 3 2 7 TIME Menu Items You can see date and time of RTC real time clock on UPS And you can adjust date and time Submenuitem Function S 1 TIME 23 15 time 3 SET HOURS 11 and adjust hours 0 23 4 SET MINS 38 and adjust minutes 0 59 5 SETDAY 21 and 9 adjust 1 31 6 SETMONTH 06 adjust month 1 12 and adjust year 2000 2099 8 ENTER lt UPDATE gt Enter u
27. INT SWITCH ON Maintenance bypass switch is connected from bypass input to the output of UPS directly If the maintenance bypass switch is on 1 position controller stops the inverter against any accidental short circuits between mains voltage and inverter output If the user turns off the maintenance bypass switch inverter starts again EMERGENCY STOP If an external EPO switch is installed to system connected to interface board it is possible to stop all UPS parts rectifier static bypass inverter etc After pressing EPO switch the rectifier and inverter are turned off and the power to the critical load is turned off To start again turn off the ON OFF switch and turn it on again 98 FAULT STATUS In some cases controller checks events but can not find solutions in this case controller decide to stop the system For restarting the user must turn off the ON OFF switch and turn it on again WARNING STATUS Some events recorded to log event file stays on LCD PANEL but UPS continues to work these messages named as warning messages user can clear this messages by pressing ENTER key for 3 seconds These are e A20 Boost charge alert e Charge fault e A18 Batt capacity low 3 4 Shutdown messages CL 300P series UPS can operate interactive with the operating system You can send commands to UPS from operating system by using some softwares UPS takes these commands and produces some messages listed below WAITING SH
28. LATION 2 1 Introduction WARNING e Do not apply electrical power to the UPS equipment before the arrival of authorized service personnel e The UPS equipment should be installed only by qualified service personnel e he connection of the batteries and the maintenance should be done by qualified service personnel e Do make any short circuit to the battery poles Because of high voltage and high short circuit current there is risk of electrical shock or burn e 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 This chapter contains location installation information of the UPS and the batteries All the establishments have their own specialties and needs So in this part the installation procedure is not being explained step by step Instead general procedure and the applications are explained for the technical personnel 2 2 Unpacking The UPS is packed and enclosed in a structural cardboard carton to protect it from damage 1 Inspect for damage that may have occurred during the shipment If any damage is noted call the shipper immediately and retain the shipping carton and the UPS 2 Carefully open the carton and take the UPS out 3 Retain the carton and packing material for future use Unit package contents 1 Auser manual and Guarantee certificate 2 Battery cabinet and or shelf Opt
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30. ORMATION etc and navigate withindt by using 1 and ENTER keys The Main Menu items are listed below You can choose any requested menu using 1 and keys By pressing ENTER key you can choose that menu and you can reach all submenu items using 7 and keys again At the end of submenus of each MENU an ENTER EXIT message is seen and if you press ENTER you exit from the selected menu and go back to the beginning of the Main Menu Main Menu items Function _____ _ STATUS MENU The status message which shows the UPS status Enter go to Meausures submenu ALARMS MENU Enter go to Alarms submenu INFORMATION MENU Enter go to Information submenu gt Enter go to adjust submenu Enter go to options submenu Enter go to service submenu 54 3 2 1 MEASURES Menu Items In this menu you can see all measured values Use 1 and keys for moving on submenu items Submenu item Function 0000 1 LD 060074080 jOutpulloaodpercentage 2 OPV 220 221 220 Output voltages 1 1 1 0 0 0 0 0 3 FREQU 50 0Hz Output frequency SSS 4 IPV 240 235220 Input voltages ____________________________________ 5 BYP 230 232 231 source voltages gt 10 10 0 0 0 6 IPI 022 010 030 Input currents amperes 0 0 1 1 O 7 Battery voltage and charge discharge current 8 TEMP 030c Cabinet inside te
31. S 100215 NI 435 LON HOLINOW 39910A TOWLS Hzutrutn Nor 835008 007 Ld CONPdJOW HADHUHO 1 Lodo 40 VAM 0 05 0 lt 61 01 531809 HHHLO 8 H3MOd SQGHVOS dO NOLLO3NNOOH3ANI z Jo z issus Ruenaqsj S320 NOHENL NS A HLSN H H MHd TYS OTOL d 3908 ZTS 1 LN3HHAND 3SN333343Id SWA 4SqQUNN j uaunzog 537992 H3HlO NH3MOd5 5 dO NOIIO3NNOOH31NI SdN Hdz Hdz 31435 1002715 00279 MS 80 AHJLLUS c g335 cana 3908 18a LNAN NOTLYSINNWHWOD 2254 54 T CT TT OT 6 Z9 8 o ojo o ojo o o a N S p 9015 1198 gt SWS SND a 134005 T j ace er TENS TN2 GND BNO SNO SND S3Ilddns Q3HOLIMS 85908 3oUdH31NISHHU IU GO z att I HJAIHO dzOWdlI T 3HOLIIMS CHDH 182 SNO ZNO dzOWdlI gt CN gt lt 31135 CN gt ANID 6N OTND 131205 Jam deed dual ee Addis Em ERE enol A1dHBS 396 TH LOSAGH 1834 LAN sna 2 1342 TIND OTN2 HOLOBGLNOO HJLJJANI C598 IAD 35908 N37 1041NO2 NIUM Ol cana ATddni dH 31dHBS 035008 Sas
32. S s serial port on to the telephone line This way all measurements and controls allowed by the RS232 serial port can be carried out 74 8 3 3 Modem programming procedure Smart modem SM is the one connected to PC and NULL Modem NM is the one connected to the UPS Standard Hayes AT programming language is the suitable language for modems In usual applications a modem which uses AT command set should be selected 8 3 3 1 SMART Modem Programming PC modem The connected modem to PC smart modem will be programmed from UPS control software T Mon automatically BO E1 F1M1 QO V1 BAUD 2400 PARITY N WORDLEN 8 DIAL TONE TONE which can be programmed amp amp B1 amp C1 850 8H1 810 amp K1 amp M4 amp NO amp R2 850 amp T5 amp Y1 8 3 4 Modem UPS Connection Cable The connection cable between NULL modem and UPS is configured as follows UPS MODEM DB9 female DB25 male 8 4 Dry Contact Interface Connections Some important events of the UPS can be monitored or controlled by these connections There is a relay for each event which is located on the interface board The NC C NO contacts of each Relay are available at the Interface Board output terminals These events are LINE FAILURE BATTERY LOW LOAD ON BYPASS BATTERY CB input BATTERY CB output EMERGENOCY STOP input 19 BATT CB STOP LINE x BATT x AUX x NO e NC NO C NC C NC H Battery Circuit Emergency Stop Line Fa
33. S6 static bypass switch in NORMAL position Note SG is the Manual Bypass Switch used in parallel connected UPSs In parallel UPSs the ENTER lt BYPASS gt item in the COMMAND menu is disabled and static bypass function is controlled by 56 Turn on the parallel connected UPS units as follows 1 Make sure that all signal and power connections have been completed properly according to the diagrams and instructions given before 2 Turn on S1 AC Input 3 Turn on S2 Bypass ATTENTION NEVER TURN ON 4 AC Output BEFORE COMPLETING MODE SELECTION PROCEDURE FOR ALL UPS UNITS 4 Turn on S7 ON OFF switch LCD panel starts running and following messages appears on the panel RECTIFIER START INVERTER START 5 Using UP DOWN keys on the front panel select OPTIONS MENU on LCD and press ENTER When you see MODE display select one of the following parallel operation modes suitable for your application using and keys PARALLEL N 1 REDUNDANT REDUNDANT After selecting one of the parallel modes press ENTER 6 Again using UP DOWN and keys in the OPTIONS MENU enter a number 0 to 3 for each UPS 68 7 Turn off S7 ON OFF and after a few seconds turn it on again UPS wilt start running again 8 When INVERTER START message appears on the front panel turn on S5 Battery into 1 Perform the same procedure given above for all UPS units Make sure that all the un
34. T message is shown on panel and this message stays until you press ENTER key for 3 seconds The value on the right indicates the battery voltage during battery test otarting time of battery test is recorded to log event menu If the test is performed successfully you can see only BATTERY TEST message on log records If the test is unsuccessful a BATT FAULT message will also be recorded On the bottom line of LCD BAT FAULT message will stay and the user will be warned audibly every 15 seconds until this message is cleared by pressing the ENTER key for 3 seconds If you press ENTER key for 3 the load is transferred to bypass If the load is on bypass in this submenu you see ENTER INVERTER ENTER BYPASS message at this position If you press ENTER key for 3 seconds UPS transfers the load on inverter this time In parallel modes this function is disabled and you see BYP FUNC DISABLE message on this submenu item If you press ENTER key the connected modem of RS232 port is installed ENTER MODEM INIT UPS sends AT command set to modem for installation If the function is completed you must hear a beep sound At the and of this function modem is ready to answer dial up connection If you press ENTER key for 8 seconds boost charge starts The given time for boost charge is 10 hours At the end of this time UPS stops boost charging If the boost charge is active this submenu item changes to STOP BOOST gt 005H message 005
35. THDI The IGBT rectifier accepts 3 phase AC input and produces a dual polarity DC voltage for both supplying the inverter and charging the batteries BATTERIES Batteries are used as reserve DC power supply for the Inverter in case of mains failure In CL 300P Series batteries are connected in series with a center tap output to obtain a dual polarity DC supply Batteries are discharged by the inverter during mains failure The discharged batteries are re charged by the IGBT Rectifier on a constant current constant voltage basis if AC mains power is available 3 INVERTER It is manufactured by using the latest IGBT technology and Pulse width Modulation PWM technique The Inverter converts the DC BUS voltage supplied by the IGBT Rectifier and or the batteries into a well regulated 3 phase AC voltage with fixed voltage and frequency The output of the inverter is used to supply the critical loads connected to the UPS output STATIC TRANSFER SWITCH STATIC BYPASS This is an electronically controlled transfer switch which enables the critical load to be connected either to inverter output or to a by pass power source During normal operation the load is supplied by the inverter output but in case of an overload it is automatically transferred to the bypass source without any interruption MAINTENANCE BYPASS SWITCH MBS This is a manually controlled mechanical switch which is used to supply the critical load using the bypass s
36. TP12 12V supply voltage TP18 PLL analog signal TP18 is connected either to 12V or to OV during frequency adjustment 106 1 phase 50Hz square wave signal TP206 L2 1P306 L3 i TP104 L1 phase output feedback error signal TP204 12 7 i TP304 L3 TP107 L1 phase reference sine wave sample 207 12 TP307 L3 gt i 24 Additional Test Points REF1 2 5V reference zener diode voltage U10 Pin7 11V DC U10 Pin6 2 5V DC U10 Pin1 OV DC U16 Pin11 0V DC U38 Pin10 19200Hz square wave U39 Pin3 50Hz square wave U39 Pin14 50Hz square wave E P3MC R5 Board jumper positions There is only one jumper on this board which is JP1 It is used to enable or disable functions of the controller board During normal operation JP1 1 inserted or short circuited 25 EE D 1 lt t A com Figure 1 6 6 P3MC R5 Board 26 1 5 5 ADVS01 R3 DC 3 PHASE AC VOLTAGE SAMPLE BOARD This board accepts the inverter output voltages and bypass input voltages of the UPS and sends suitable AC and DC feedback signals to the main controller PSMC R5 board for measurement and control A Basic Functions of ADVS01 1 Inverter output voltages phase neutral are connected to CN2 The inverter output voltages are stepped down and level shifted by the transformers T1 T2 and and they are fed back to
37. UTDOWN Shutdown command is performed by the operating system and UPS is waiting for a certain delay for shutdown UPS SHUTDOWN UPS is in shutdown status WAITING RESTART UPS is shutdown but it is waiting for a certain delay for restart PAR SHUTDOWN In parallel systems the other UPS sends shutdown command and UPS is in shutdown status CANCEL SHUTDOWN Shutdown command is cancelled Only operating system or a PC computer can send these commands If the shutdown command is performed during line failure UPS shutdowns and if the mains is okay UPS starts again automatically 3 5 Fault Messages and Quick Troubleshooting All alarms contained in CL 300P UPS control software are listed in the following table ALARM DESCRIPTION A1 BYPASS FAILURE Bypass system failure Possible Causes Bypass components may be faulty call service A2 INVERTER FAILURE Inverter digital start system is failed Possible Causes Internal failure Call service A3 3 OVERTEMP Overtemperature in UPS repeated 3 times in the last 30 mins Possible Causes 1 Check for UPS air inlets and outlets for any blocking by dust etc 2 Fan failure 3 Bad UPS location 4 Check for Overload A4 OUT FAILURE UPS output voltage is out of tolerance for 3 times in the last 30 mins Internal failure Call service Batteries are completely discharged wait for restoration of electric power 5 AUT END input This message occurs only at the end of a battery operation during l
38. VR2 VR4 and VR6 to their exact values this time 2 DC Balance Adjustment When the inverter is running connect a DC voltmeter to the inverter outputs TP3 TP4 and TP5 on ADVS01 R1 board Adjust the DC voltage component of each phase of the inverter output to be ZERO using VR1 VR3 and 3 Inverter Output PLL Frequency Adjustment for 50Hz nominal value When the inverter is running connect a frequencymeter to one of the inverter output phases either one of 4 or TP5 on ADVSO1 HR1 board Connect TP18 to TP12 12V using a jumper wire and adjust the frequency to 51 4 0 1Hz using VR8 Disconnect TP18 from TP12 and connect it to TP9 0V this time TP18 TP9 and check if the output frequency is 48 6 0 1Hz Repeat the adjustment procedure until you have equal frequency deviation around the center frequency 50Hz Let TP18 be NOT CONNECTED to anywhere and see that the inverter output frequency is equal to the bypass supply line voltage frequency 4 Inverter Output Synchronization Adjustment Connect an AC voltmeter across the L3 phase of the inverter output on the ADVS01 01 board and the L3 phase of the bypassanput TP6 on the ADVSO1 01 board Adjust VR9 to minimize the measured AC voltage across these points D P3MC Board Main Test Points Triangle wave 9600Hz TP5 5 supply voltage 1P6 20V supply voltage TP8 6V supply voltage TP9 OV GND
39. ain to the inverter output Note that during operation from the bypass supply the critical load may be effected by any possible disturbances or power failure in the bypass supply CB LINE BATT RS232 SNMP A 000 909099900 Select Switch Battery circuit Emergency n Eus Been T p E C RS232 P breaker Input Stop Relay Relay Relay ommunication Fort 589 Female Dry Relay Output Contacts Parallel Com Ports S6 Manual Bypass Switch 7 OFF Switch 91 AC Input F1 F2 F3 S5 Battery Input 10 11 14 Maintenan Figure 1 2 10 15 20 kVA Switch configuration BATT CB LINE BATT Battery circuit Emergency Line Failure Battery Low By Pass breaker Input Stop Relay Relay Relay Dry Relay Output Contacts RS232 SNMP Communication Select Switch Parallel Com Ports RS232 Communication Port DB9 Female S6 Manual Bypass Switch 57 ON OFF mw Switch i 51 AC Input F1 F2 F3 BE EE INNEN UE RE Battery Input F10 F11 F12 S2 By Pass F4 F5 F6 54 AC Output F7 F8 F9 53 Maintenance by pass Under the cover Figure 1 3 30 40 kVA Switch configuration BATT CB LINE BATT Communication Select Switch Battery circuit Emergency Line Failure Battery Low By Pass RS232 breaker Input Stop Relay Relay Relay Communication Port
40. alone UPS a second or more UPS of the same model and power rating can be added in parallel to the existing UPS to increase the output power capacity Schematic diagram of parallel connection of two CL 300P series UPS units is shown in Figure 4 1 3 PHASE c5 MAINS pe e mamam wa a a a fa fa aa m aw amam aa aap aa ama maa w mat ra wam F wa pe mm aw aw asa aaa aa arama aa O ama aa war w aa aa m aa TU w Maintenance Bypass Switch S2 F4 F5 F6 Static Bypass S1 K1 S4 F1 F2 F3 Rectifier Inverter F7 F8 F9 Charger S5 F10 F11 F12 Battery Dual Polarity Maintenance Bypass Switch S2 F4 F5 F6 Bypass LK o1 K1 54 F1 F2 F3 Rectifier Inverter F7 F8 F9 Charger S5 F10 F11 F12 Battery Dual Polarity Figure 4 1 Parallel Connection of two UPSs 62 3 PHASE AC Output The AC inputs of all UPSs in the parallel system are connected to the same mains and all the AC outputs are connected to each other Each UPS has its own battery group The critical load is connected to the common output of the parallel system There are also some signal cable connections between the UPS units necessary for parallel operation and will be described later 4 2 Parallel Operation Modes of CL 300P Series UPSs NOTE Parallel operation hardware parallel controller boards and some othe
41. and date Start SIMULATION mode Quick BATTERY TEST BATTERY TEST until battery low alarm CANCEL battery test Turn off UPS output voltage immediately SHUTDOWN Turn off UPS output voltage after delay WAITING SHUTDOWN Turn off UPS output voltage SHUTDOWN and turn on UPS output voltage WAITING RESTART CANCEL SHUTDOWN RENAME UPS UPS will give response to these commands only if the REMOTE ENABLE option is selected from OPTIONS MENU Apply your local distributor for information on available software for monitoring and controlling the UPS RS232 Communication Port Communication Routing DB9 F le emale DIP Switch Figure 8 8 1 1 Communication Routing Switch RS232 Communication of the UPS can be routed either to an internal e g ML100 port multiplexer MD1 MODBUS adapter SNMP unit etc or to an external device There are two sets of DIP switch positions INTERNAL e g SNMP RS232 EXTERNAL 73 In RS232 position of DIP switches RS232 communication with an external device is performed through the standard DB9 socket shown above If DIP switches are in INTERNAL position communication through the standard socket is turned off and routed to an internally connected device For example if an ML100 Port Multiplexer has been installed in the UPS standard DB9 socket is not used for RS232 communication instead the two ports COM1 and COM on the ML 100 can be used for external communication simultaneousl
42. ase 220 230VAC Inverter output S Phase Inverter output R Phase Bypass input T Phase Bypass input S Phase Bypass input R Phase 4 8 0 1 VDC Vref1 e TP10 3 3 0 1 VDC Vref2 412VDC 0 5V ADVS01 Board jumper Positions J1 J2 1 inserted or short circuited JP12 1 DC fault protection enabled D ADVSO01 Board Fuses Bypass input sample T Phase 7 Bypass input sample S Phase Bypass input sample R Phase Inverter output contactor K2 coi Inverter output sample T Phase 315mA Inverter output sample S Phase Inverter output sample R Phase o 43 SE se er 28 irn 184 3211 imi c z l r z 4111941082 Site 483183A NI S 1 3911 S 1 8 8 Tat 148 GND 1 8144108 iN B mmm omms ND tLA FANLI Ia TE FT ACE mite CONTPELLIS Figure 1 6 7 ADVS01 R1 Board 29 1 5 6 SDXC300 R3 BYPASS AND INVERTER SCR DRIVER BOARD This board is used to drive six pairs of SCRs which are used as AC switches for transferring the load between the inverter output and the bypass supply A Basic Functions of SDXC300 Board 1 It accepts the control signals from the main controller board via its CN7 socket and generates gate drive pulses for either Inverter or Bypass SCRs Gate drive pulses 7 8kHz are generated and gated on this
43. auses 1 Change number s in OPTIONS Menu A39 PSP FAILURE1 Control Power supply fault One of parallel modes is selected but there is no parallel control board on A40 CANT FIND PR UPS Change mode from OPTIONS Menu A41 P BAL FAILURE In parallel operation current sharing is not okay A42 BATTERY TEST Performing battery test A43 P SYNC FAIL In parallel system SLAVE UPS is not synchronized to MASTER UPS A44 BT OPERATION UPS is operating on batteries Possible Causes 1 AC line voltage is not available or out of tolerated voltage limits 2 Distribution problems or blown fuse s A45 MAINS OK After mains failure mains voltage restored again This message appears on screen for 15 seconds after mains restoration A46 BOOST CH END TE period has been completed normal float charging conditions Additional Alarm codes for Parallel Operation Optional ALARM DESCRIPTION 05 P SYNC ALARM In parallel system SLAVE UPS is not synchronized to MASTER UPS P07 P BAL ALARM In parallel operation current sharing is not okay temporary P10 P CLK ALARM Thereis an interruption or false status on parallel synchron signal between 2 UPS temporary SLAVE ups search for the same operating mode with MASTER ups if they are different this message is seen on LCD panel P16 MODE FAILURE Change the operation mode of SLAVE ups from OPTIONS MENU Dont forget to press ENTER key for 3 seconds Turn off the SLAVE ups and turn on again P17 RS485 ALARM Pp is an interrupti
44. board Function of connectors DC bus input e CN8 Main controller board connection eCN2 IGBT drive signal e CN9 Power supply output e CN3 IGBT drive signal e CN10 Power supply output e CN4 IGBT drive signal e CN11 Power supply output e CN5 IGBT drive signal e CN12 Power supply output e CNG IGBT drive signal e CN13 Optional current sensor input e CN7 IGBT drive signal e CN14 Optional mains supply input IGD3P board Adjustments e VR1 Power supply output voltage adjustment How to adjust power supply output Set up a voltmeter to the IGBT drive supply VEE1 to VCC1 Adjust voltage to 15 5 volt by VR1 See the voltage on R46 app 24 volt DC IGD3P board Additional test points VEE1 VCC1 15 volt DC VEE2 VCC2 15 volt DC VEE3 VCC3 15 volt DC VEE4 VCC4 15 volt DC VEE5 VCC5 15 volt DC VEE6 VCC6 15 volt DC ZD25 15 volt DC IGD3P board Functions of lamps ve e LD1 If there is voltage at DC BUS upper b 100 volt this lamp lits e LD2 If undervoltage circuits tufns on tne Supply output this lamp lits DC BUS voltage is higher than 250 volts IGD3P board Function of jumpers e JP1 IGBT failure signal way test jumper if this jumper is connected an IGBT failure alarm occurs so alarm simulation can be made by this way Figure 1 6 13 IGD3P Board 38 T HPLSN H H MJd d 4squnwN usunzog 3ZT5 NOIIO3NNO
45. e parameter values without any reason please immediately call the qualified service personnel 70 6 4 Annual maintenance To get reliable and efficient performance from the UPS please call the qualified service personal at least once a year 6 5 UPS Storage and transportation 1 Check the batteries charge by performing manual battery test before storage If the charge is not enough then charge the batteries at least for 12 hours 2 Qualified service personal should disconnect the electrical conneciions 3 Batteries should be charged every six months during storage period 4 Keep the UPS and batteries in dry and cool place The UPS must be placed on a suitable palette for transportation purposes UPS ideal storage temp 0 C 40 C max Battery ideal storage temp 10 C 35 C max 71 Vil FAULTS AND TROUBLESHOOTING 7 1 General Procedure For Fault Checking And Troubleshooting UPS contains complicated electronic control circuits In order to locate any fault occurring circuits an advanced knowledge about the circuitry and its operation principles must be known The aim of this section is to give the knowledge required at the first intervention There is no practical way to locate any possible fault Most of the faults do not occur as a performance decrement Generally the UPS operates normally or switches into by pass mode But in order to determine any change in load or the system the parameters must be r
46. ecorded regularly as mentioned previously Generally the output voltage can deviate 2 from the predefined values lf values differ more than this percentage then reasons must be investigated The following general structure must be systematically followed while trying to indicate the error Fault determination First step is to record the messages indicator panel LEDs operating parameter values and last status of switches This must be done before Fixing interventions After recording all indications check the meaning of the fault and alarm messages using The operator control indicator panel If anything related follow the related procedure Reporting the fault Service personal must clearly report the work done Hence if any other error occurs there will be enough information to fix it 72 VIII UPS REMOTE MONITORING AND CONTROL Following external connections are available for CL 300P series UPSs e Communication by serial port connection e Dry contact interface board connections e Remote monitoring panel 8 1 Using Serial Port A standard Serial RS232 communication port is installed to all CL 300P series UPS By using this port user can get all information about the UPS All measured parameters and alarms monitored via this port This port is interactive and some commands for UPS operation are available These commands are listed below owitch to BYPASS Switch to INVERTER SOUND on off Adjust UPS time
47. ed pure sine wave output to critical loads TESCOM CL 300P Series units are 3 phase in 3 phase out devices and they are installed between a three phase critical load and a 3 phase N mains supply The advantages of using CL 300P UPS e Power blackout protection If the mains power fails the UPS continues to supply the critical load using the lt energy stored in its batteries keeping the load immune from power disturbances e Increased power quality The UPS has its own internal voltage and frequency regulating circuits which ensure that its output to the critical load is maintained within close tolerances independent of voltage and frequency variations on the mains power lines e Increased noise rejection By rectifying the input AC power DC power and then converting it back to AC Double Conversion any electrical noise present on the input mains supply line is effectively isolated from the UPS output Therefore the critical load is supplied with only clean and uninterrupted AC power Basic Features Microprocessor Controlled Double Conversion on line UPS IGBT Rectifier PWM High Input PF Low THDI IGBT Inverter PWM Sinusoidal output Waveform Low output Voltage THD High Nonlinear Load capacity CF 3 1 High Unbalanced loading capability Efficiency Up to 94 Overload and short circuit Protection Overtemperature protection otatic Bypass Switch Maintenance Bypass Switch oeparate bypass input facility split By
48. em is equal to the VA rating of a single UPS used in the system Only after all the UPS units in the system fail and are isolated from the system the critical load is transferred to Bypass supply without interruption If this mode is active you will see REDUNDT MODE MS on the LCD panel of one of the UPS units and you will see REDUNDT MODE SL on the LCD panels of all the other UPS units connected in the parallel system As explained above higher degree of reliability for supplying a critical load can be obtained by choosing REDUNDANT mode for parallel operation and using as many as possible parallel connected UPSs 4 2 3 N 1 REDUNDANT mode This mode is used for operation of at least three 2 1 configuration UPS units connected in parallel for increased reliability If this mode is selected the load is shared equally by each UPS available in the parallel system N 1 numbers of UPS units during normal operation In case of a failure of any one of the UPS units the faulty UPS is isolated from the parallel system and the critical load is supplied by the remaining N number of UPSs If any one of those UPS units fails too then the critical load is transferred to bypass supply via the static bypass switches of the parallel connected UPSs If the faulty UPS returns to normal operation it joins the parallel system again and starts sharing the load In N 1 REDUNDANT parallel mode the total VA rating of the parallel system is equal to the
49. enabled disable these functions are disabled oress ENTER for 3 seconds and the selection is valid By using PLUS and MINUS keys you can change on and off options ON during mains failure at the and of battery discharge UPS shutdowns and after mains is restored UPS starts again battery trip out is on every time OFF after mains restoration UPS doesn t start by itself again You must turn off and then turn on the UPS battery trip out is off press ENTER for 3 seconds and then the selection is valid RELAY BATT LOW By using key the function of the RL3 Relay on the interface board can COMMON be selected between Battery Low or Common Alarm BATTERY TEST ON OFF By using PLUS and MINUS keys you can change on and off options Used to enable or disable automatic battery test 7 ENTER lt EXIT gt Enter 44 exit from submenu Go to STATUS MENU O UPS No 001 RESTART ON OFF 96 3 2 6 COMMAND Menu Items This menu is used to give various commands to the UPS or to perform some tests on it Submenuitems Function gt SSS O Used for turning on off the audible alarm If you press ENTER key the option will change push ON push OFF If the OFF option is selected audible alarm is turned off but in case of a new alarm UPS changes the option to ON state If you press enter for 3 seconds battery test starts and lasts for 15 seconds If battery test fails BATT FAUL
50. ignals for the operation of all the electronic boards used in a CL300P series UPS A Basic Functions of STPO1 Board 1 It uses the AC 200 240V or DC 280 432V voltage coming to its CN1 socket to produce HF high frequency supply signals for the operation of electronic control boards of the UPS HF supply signals are available on the output sockets CN2 CN3 CN4 CN5 CN6 and distributed to the other boards The HF AC supply signals are used to produce the necessary positive and or negative DC supply voltages for the operation of each board CN1 1 Input COMMON Neutral CN1 2 Input supply AC or DC E CN1 3 5 CN1 4 5 When the ON OFF switch of the UPS is turned on the DC bus voltage battery voltage is connected to CN1 4 and STPO1 board starts generating HF supply signals This is indicated by LD1 green LED All the electronic boards supplied by HFisignals start operating and the UPS starts When the DC bus voltage is turned off using ON OFF switch HF supply signals are not generated anymore and the UPS stops There is a fuse F1 at the input of the STPO1 board If this fuse is blown or not inserted at all HF supply signals are not produced and the UPS doesnt start even if the ON OFF switch is turned on TE OM oe 1 1 1 CHJ t 44 oo Figure 1 6 9 STPO01 R2 Board 32
51. ilure Battery Low Relay Breaker Input Relay v _ 27 NL PE CN3 CN4 NOTE Emergency stop terminals 4 and 5 should be short circuited by an external EPO switch to apply an EMERGENCY POWER OFF to the UPS No output voltage Line Failure Battery Low and Bypass relays are normally de energized and they are energized only in case of an alarm The behavior of these relays can be reversed by the user 1 6 all relays are energized normally and de energized in case of alarm 8 5 Remote Monitoring Panel Remote monitoring panel can be extended to 400 meters away from UPS Up to 25 meters there is no need for extra hardware and RS232 communication is okay But if the distance is longer than 25 meters additional RS485 hardware is needed Up to 5 remote monitoring panels can be used in the system 76 Static Transfer Switch AGKK6693 02 2008
52. ine failure A7 BATTERY LOW Battery voltage is low either positive or negative Possible Causes 1 UPS operation for long time when line out 2 Charger system failure A8 OUTPUT HIGH Inverter output voltage is higher than the max tolerated value Inverter is stopped Possible Causes 1 Inverter failure 99 ALARM DESCRIPTION A9 OVERLOAD UPS loaded more than 100 of nominal power rating This state is may be continous or temporary When this alarm is continous check the loads connected to the UPS output A10 LINE FAILURE Line failure Possible Causes 1 Mains may be off 2 Check all three input phases 3 Check UPS input fuses A11 HIGH TEMPER Overtemperature 1 Overload for inverter 2 Excessive ambient temperature 3 Fan failure or dirty air inlets 4 Bad UPS location not enough ventilation A12 OVERCURRENT Inverter output system failure 1 Internal overcurrent 2 Output short circuit 3 UPS failure Call the service Possible Causes A13 OUTPUT LOW Inverter output voltage is lower than the min tolerated value Inverter is stopped Ai4 BATTERY HIGH Battery voltage IS higher than max tolerated value for batteries either positive or negative battery groups A15 FUSE FAILURE Blown fuse s not used in this power range During transfer to bypass Voltage or frequency value of bypass source is incorrect and the UPS turns off the load power During normal inverter operation some times you can see this message A1
53. ional 3 Battery connection cables 2 3 Equipment Positioning The equipment installation place must be an easy serving place Install the UPS in a protected area with adequate air flow and free of excessive dust You must therefore allow for a minimum gap of 250 mm behind the unit to allow adequate air flow Select a suitable place temperature between 0 C and 40 C and the relative humidity 90 max It is recommended to place the equipment in an air conditioned the room 24 C Temperature is a major factor in determining the battery life and capacity Keep batteries away from main heat sources or main air inlets etc 7 In case of an operating the UPS in a dusty place clean the air with a suitable air filtration system 8 Keep out of your equipment from explosive and flammable items 9 Avoid direct sunlight rain and high humidity RB ND WARNING Check the capacity of the forklift if it is available for lifting DO NOT LEAN OR LIFT THE UPS CABINET AFTER THE BATTERIES HAVE BEEN INSTALLED 2 4 Connecting the UPS Power Cables WARNING A separate power line should be used to supply the UPS AC input Never use the same line to supply another electrical device Do not use any additional cable to increase the length of the UPS s input cable It is advised to use an MCCB suitable for the input current on the UPS s input line The connection of the electrical panel should be supplied by a grounded outle
54. its have the same operating mode but different UPS numbers 9 Turn on S4 AC Output switches of all UPSs one by one Now the parallel UPS system is ready to supply the critical load 5 3 2 Power Off After turning off all the loads connected to the Parallel UPS System output apply the following procedure to all the UPS units in the parallel system 1 Turn off 4 AC Output into 0 position Turn off 7 ON OFF Switch into O position Turn off S5 Battery into O position Turn off S2 Bypass into 0 position Turn off S1 AC Input into O position This is a complete power off condition and both RECTIFIER and INVERTER are not operating in this case RB N 5 3 3 Switching the Parallel UPS System into Maintenance Bypass Mode uninterrupted transfer 1 Switch S6 static bypass switch for parallel UPSs of either one of the UPS units into STATIC BYPASS position 2 See that the red coloured by pass LEDs L4 on the front panels of all UPSs are turned on Static Bypass Operation Turn on 53 switches maintenance bypass of all UPSs in the parallel system Turn off S4 switches AC Output ofall UPS units Turn off 1 AC Input and S2 Bypass switches of all UPSs Turn off S5 Battery switches off all the UPS units in the parallel system O R Now all the UPS units which are connected in parallel are completely turned off and the load is supplied by the common Bypass supp
55. lv IB by Lo 0 8 3ONUN3INIUM bP SNS 5 425 Ddd L Or CS N 3S5UHd INNI 184 1 13N 1 TOSAGY 1 H313I3 d I d 13 JJ 5 8 inant 58 AZTXOS gt e E LLYg Range sus GS AZTXOS S3IH3lLlPa TONH31NI A 1dans 33M04d 15 39 VAM 0 05 0 lt 61 01 S418VO LV 14 SGYVOE LINOHIO HO NOI LOHANNOOHALNI S3 8U5 1971355 035008 8 dO NOIIO3NNOOH3INI Sdn Hdz Hdz 31435 1007215 00279 Qqauog NOTLYSINNWWOD 254 Ld zzSd do1S 89 1158 134005 END PND SND SND UT TH OTNS GND SN2 S3Ilddns Q3HOlIIMS 30U0dH31NIS3HMWU 18 Gi m e JLI 3508 HJAIHO 5 dg 35908 183 LNAN NO S3I ddf ls T Q3HOlIIMS SND SNO ZNO 6N OTN ITNO 41335905 N2 pi ZN2 8 eed deed deed N2 ZN2 NI 5 ANT A1dHBS 395817 0 LOSACH ATddns 035008 YATIONLNOS NIH Sd OWe d ATddnis 3 30 5 x 35008 Odd 3SYHd Z 4d SNO PND ENO ZNO d7 I 1 Hdz Sn Z dH 3 pe T TNO OTND ABT38 N3 ING 405 ANISdAS A dans 00e ZTNO S3lI43
56. ly via the Maintenance Bypass Switches of all the UPSs 5 3 4 Switching the Parallel UPS system into Normal Operation From a Maintenance Bypass Power Down Condition uninterrupted transfer With the S6 switches static bypass of at least one of the UPSs in STATIC BYPASS position turn on all the units as follows Turn on S1 AC Input switches into 1 position Turn on S2 Bypass switches into 1 position Turn on S4 AC Output switches into 1 position Turn on S7 ON OFF switches into 1 position When MAINT SWITCH message appears on LCD turn off 3 Maintenance bypass switches of all UPSs BE c N o Turn on S5 Battery into 1 position T Bring S6 static bypass switches of all UPS units back to NORMAL position 69 VI MAINTENANCE WARNING DO NOT OPEN the covers of the UPS because there are no user serviceable parts inside DO NOT TOUCH battery leads There is high voltage even if the UPS is off Therefore no one should open the covers of the UPS except authorized service personnel Otherwise serious injuries may occur 6 1 Scheduled Maintenance Some semiconductor devices inside the UPS do not require any maintenance Cooling fans are the only moving parts If the environment is clean and cool enough the scheduled maintenance requirements will be at minimum level On the other hand periodic checks and maintenance based on well prepared documents will increase the
57. mperature 9 068 _ Batterychrgelevl k o O 10 ENTER lt EXIT gt Enter 1 exit from menu GotoSTATUSMENU 3 2 2 ALARMS Menu Items In this menu you can see recorded log events and valid alarms 1 UPS STATUS Alarm status at that instant Monitoring past alarms The first 3 digit number indicates the event number 000 numbered event 0005911201 23 15 is the last event Date ddmmyy time hh mm On the second line PANEL you can see al recorded alarms Use PLUS and MINUS keys for moving on events Enter 1 clear log event records BJ SIEGE RAR EOG After you cleared events you see EMPTY LOG message PARR ERR NR 017 Parallel control board fault number if the parallel board is installed 0 means that there is no error on parallel board 5 ENTER lt EXIT gt Enter 1 exibfrom submenu Goto STATUS MENU 3 2 3 INFORMATION Menu Items This menu gives information about the UPS If the UPS is operating in syncron to mains SYNC OK if not syncron SYNC IC OK NM OR If communication is active COMM OK if not active COMM 2 POWER 20000 VA The maximum power rating of the UPS 9 VERSION B12 Shows the UPS control software version Frequency generation mode FREQUENCY PLL PLL phase locked loop is generating the frequency SLAVE in parallel system master is generating the frequency 5 NOM FRQ 50 Hertz Nominaloutputfrequenc
58. necessary access Battery installations should comply with all national and local codes and it is recommended that they comply with EN 50272 2 2001 CONTENTS SAFETY 1 GENERAL DESCRIPTION T 2 LEM Hi 2 T2 DO ICO L u eee eee ne ee ee E 3 12 1 OPERATING modes OL JPPD AA AA ae tame 4 lt TSGMNICAIEPEENICAUONS ada IUSSI 8 1 4 CL300P Series UPS Basic Diagrams Rennes 9 1 5 CL300P Series UPS Electronic Boards T 13 MSL c cs AR 14 1 5 2 PFC3P R1 IGBT Rectifier Controller Board A 17 1 5 3 IPMD Intelligent Power Module IPM Driver Board 20 1 5 4 P3MC R5 UPS Main Controller 22 1 5 5 ADVS01 R1 DC 3 Phase AC Voltage Sample Board 27 1 5 6 SDXC300 R1 Bypass and Inverter SCR Driver Board 4 2 2 2 resrsess t 30 1 5 7 STPO1 R2 Switching Power Supply 32 1 5 8 ITF3 R2 3Ph 3Ph UPS Interface
59. ns of alarm relays are on this socket Pino NC line failure relay Pin C Ping NO Pin9 NC battery low relay Pini0 C i Pin11 NO 4 Pin12 NC bypass relay Pinf3 C Y 14 B ITF3 R2 Board Indicator Lamps 01 amp Battery circuit breaker if exists trip output indicator LD2 Line failure alarm relay energized LD3 Load on bypass alarm relay energized LDA Battery low alarm relay energized C ITF3 R2 Board jumper Positions For normal online operation JP1 JP2 JP3 JP4 1 inserted or short circuited JP5 0 Open circuited For parallel operation JP1 JP2 JP4 JP5 0 open circuited 33 zna w m COCECCOCCE na m HF SUPPLY N I 1 CN1 N Me 0 r O DOOR ti YNI a NI p e daah aje 2 TOE o 2 J e gje 419 5 Figure 1 6 10 ITF3 R2 Board 34 1 5 9 STMO1 OUTPUT MONITORING BOARD This board monitors the UPS output voltages It accepts the 3 Phase AC output voltages at the UPS output and generates a fault signal if there is a voltage or alternance loss in the outgoing sinusoidal waveforms A STMO1 Board Connectors ON1 CN2 CN3 CN4 B STM01 The 3 phase and Neutral of UPS output voltages the output of the SCR switches are connected to this socket If any one of these
60. nstalling a computer interface signal cable Reconnect the power cord only after signaling interconnections have been made ABOUT THE BATTERIES CAUTION RISK OF ELECTRIC SHOCK The battery circuitis not isolated from the mains voltage Hazardous voltages may occur between the battery terminals and the ground e A battery can present a risk of electric shock or burn from high short circuit currents The following precautions should be taken when working on batteries Remove watches rings or other metal objects Use tools with insulated handles e The batteries in this UPS are recyclable Batteries must be disposed of according to local environmental laws The batteries contain lead and pose a hazard to the environment and human health if not disposed of properly e Do not dispose of batteries in a fire The batteries may explode Do not open or mutilate the batteries They contain an electrolyte which is toxic and harmful to the skin and eyes lf electrolyte comes into contact with the skin the affected area should be washed immediately e he internal energy source the battery cannot be de energized by the user e When changing batteries install the same number and same type of batteries GENERAL DESCRIPTION 1 1 Introduction TESCOM CL 300P Series Uninterruptible Power Supplies are double conversion on line UPS s manufactured with the latest IGBT and PWM technology to produce an uninterruptible microprocessor controll
61. ntroller board PSMC R5 again through CN7 of OPS3 board CN2 R phase input current sample CN3 S phase x CN5 T phase 3 It takes the low voltage bypass samples from ADVS01 board through its CN8 socket and generates a fast bypass or line failure signal for ECOMODE operation This signal is sent to 5 board via CN7 of OPS3 4 HF supply signal is connected to CN4 of OPS3 board and used to produce 12V DC supply voltages for the operation of the board B OPS3 Board Test Points TP1 Rectifier input T phase 220 230VAC TP2 i S phase P3 R phase TP4 Neutral TP5 12V DC 1 0V TP6 12V DC 40 5V TP7 VREF1 TP8 GND C OPS3 Board jumper Positions JP1 1 2 0 open circuited JP1 2 1 short circuited O normally open shorted only for 110 120VAC output units D OPS3 Board Fuses F1 Rectifier input sample T Phase 315mA F2 S Phase R Phase 36 2 TPS 85 1 gt 5 gt 9 TP 2 102190 COATROLLER 1 VOLTAGE SAMPLES Figure 1 6 12 OPS3 Board 37 1 5 11 IGD3P IGBT Driver Board Power supply and IGBT drivers are located on this board There is an undervoltage circuit at the output of power supply this circuit measures the DC BUS voltage If the DC bus voltage is lower then 250 volts undervoltage relay turns off the power supply output IGD3P
62. nts THD adjustment AR7 battery group charging current limit increases CW AR8 7 Rectifier output voltage with only T phase operation increases CW AR10 Rectifier negative output voltage a single adjustment for equalizing the neg output voltage to the poz output voltage increases CW AR11 Rectifier fault threshold level adjustment C PFC3P Test Points TP1 R phase full wave rectified AC input voltage sample V peak at 220V IP2 R phase IGBT driving signals 0 12V TP3 R phase AC input voltage sample V dc at 220V 4 R phase AC input current sample TP5 Electronic GND input line Neutral IP6 S phase full wave rectified AC input voltage sample iV peak at 220V 7 S phase IGBT driving signals 0 12V TP8 S phase AC input voltage sample V dc at 220V IP9 S phase AC input current sample TP10 12V dc 0 5V IP11 12V dc 0 5V TP12 17 dc 1 0V TP13 T phase full wave rectified AC input voltage sample V peak at 220V TP14 T phase IGBT driving signals 0 12V TP15 T phase AC input voltage sample dc at 220V TP16 T phase AC input current sample D PFGS3P board jumper positions There are various jumper connections on the board which are inserted or removed during testing or normal operation of the rectifier Their list and positions are given below Du
63. on or false status in parallel communication between the P19 DATA CABLE Data connection cable between parallel UPS is not OK bad connection or cable mismatch P20 ONLY ONLINE There is an online UPS in parallel system please change the operation mode P21 PLUG IN DIG The digital connection cable between parallel UPSs is unplugged P23 PSP FAILURE 2 Parallel controller board isolated power supply is out P24 DUBL UPS NR Same UPS number is used in parallel system Change from OPTIONS MENU P25 NO CLOCK During power up the synchron clock signal is lost by slave UPS 61 IV PARALLEL OPERATION 4 1 Introduction Two or more identical CL 300P series UPSs can be interconnected for parallel operation The main purposes for parallel use of CL 300P series UPSs are Redundancy for Increased Reliability Power Increase Although recent UPS designs are perfect and have high MTBF figures a second or more UPS can be used in parallel with the first one for supplying the critical load in case of any possible failure of the first UPS In such an application the faulty UPS is isolated automatically from the parallel system and the other UPS or UPSs continues to supply the critical load Use of Redundant UPSs in parallel therefore provides increased reliability for the critical load connected to the parallel system output If power demand increases in a certain UPS appliction exceeding the power rating of an already installed stand
64. ource when the UPS is shut down for maintenance or troubleshooting purposes The load is unprotected against mains supply disturbances and black outs when it is connected to either static or maintenance bypass supply 1 2 1 OPERATING MODES OF UPS CL300P series UPSs are capable of operating in various different modes for maximum application flexibility These modes are ONLINE mode This is the normal operation mode for a single UPS As long as the mains supply is available and in required tolerances the load is supplied by the well regulated inverter output and the batteries are charged at the same time In case of mains failure the inverter keeps supplying the load using the energy stored in the batteries ECONO mode This is the off line operation mode for asingle UPS As long as the mains supply is available and in required tolerances the load is supplied by the mains supply bypass supply via the otatic Bypass Switch of the UPS and the batteries are charged at the same time During that time inverter keeps running under no load conditions and takes over the load in case of a mains supply bypass supply failure without any interruption After restoration of the mains supply the load is transferred back to bypass supply again PARALLEL REDUNDANT and N 1 REDUNDANT modes are used for parallel operation of two or more UPS units and will be explained in parallel operation section later in this manual When operating in one of the ab
65. ove operating modes UPS may be in one of the following operating conditions A Normal Operation If Mains supply is available All fuses and power switches are closed except the Maintenance Bypass Switch and the load is supplied by the Inverter Output During normal operation the Rectifier supplies DC power to the Inverter and charges the Batteries at the same time B Battery Operation The Batteries are connected to the Rectifier output In case of a mains failure mains power outage or AC input voltage out of tolerance the Rectifier stops operating and the DC voltage necessary for the inverter operation is supplied by the batteries Therefore the AC voltage output supplying the critical load is not interrupted until the batteries are fully discharged At the end of the discharging time the Inverter is turned off and it start again automatically together with the Rectifier when the mains power is restored and the UPS returns o normal operation The Rectifier is also turned off and Inverter operates on batteries during automatic or manual battery test procedure C By Pass Operation If the Inverter output is overloaded or in case of a problem in the UPS the static switch transfers the load to the bypass supply without any interruption provided that the bypass supply is available and within the tolerated limits At the end of the overloading period if the fault condition is restored static switch transfers the critical load ag
66. own and level shifted by the transformers T4 T5 and T6 and they are transferred to the main controller board PSMC R5 through CN3 of ADVSO1 These bypass voltage samples are used for measurement and synchronization on the main controller board CN4 1 Bypass input T phase 220 230V AC to T6 through the fuse F4 CN4 2 Bypass input S phase y T5 7 F5 CN4 3 Bypass input R phase 14 F6 CN1 3 Bypass Neutral Note Since inverter output and bypass Neutrals are the same in CL300P UPSs J1 jumper is always short circuited 5 The NO contact of the 1 relay on ADVSO1 board is connected in series with the NO contact of the RL1 relay on the SDXC300 R1 board These relays are used for energizing the coil of the inverter output contactor K2 and if any one of those relays is turned off then the inverter output contactor is de energized too When a DC balance failure signal is produced on the ADVSO1 board RL1 relay on this board is turned off and the inverter output contactor K2 is de energized to prevent any DC voltage to reach UPS output To enable this protection 1 on this board should be inserted JP1 1 The same function is also performed by the controller software when the DC fault signal is received by the main controller board this time by turning off RL1 on SDXC300 R1 board 27 B ADVS01 Board Test Points Inverter output Neutral Bypass Line Neutral Inverter output T Ph
67. pass Parallel Operation Optional LCD Display Alarm History Up to 128 Alarms Real time clock date and time Emergency Power off EPO Cold start feature optional Dual Polarity Batteries Internal and or external Automatic and manual Battery Test Automatic and manual Boost Charge Battery current limit adjust Deep discharge protection AC input filter AC output filter Alarm relay contacts Standard RS232 communication port Standard RS485 interface Optional SNMP adapter Optional Remote monitoring Panel Optional RS232 port multiplexer Optional MODBUS adapter Optional Diagnostic and adjustment via PC Input and or output isolation transformers optional 1 2 Design Concept Maintenance Bypass Switch S2 F4 F5 F6 3 PHASE AC Output MAINS I P 51 P F1 F2 F3 Rectifier Inverter Charger 55 F10 F11 F12 Battery Dual Polarity Figure 1 1 Block Diagram Of The UPS S1 F1 F2 F3 Rectifier Input Switch Fuses S2 F4 F5 F6 Bypass Input Switch Fuse S3 Maintenance Bypass Switch 54 F7 F8 F9 Output Switch Fuse S5 F10 F11 F12 Battery Switch Fuses K1 Rectifier Input Contactor K2 Inverter Output Contactor DESCRIPTION OF BLOCKS RECTIFIER In CL 300P Series UPSs a PWM controlled IGBT rectifier is used to increase input power factor PFC and to decrease input current harmonics
68. pdate new date and time 9 ENTER lt EXIT gt gt Enter 1 exit from submenu Goto STATUS MENU 3 2 8 SERVICE Menu 1 HOURMTR 00027 Total operation time of the UPS 2 MAX LOAD 095 Recorded max load 3 TEST 008Hr Time until next automatic battery test 4 ENTER EXIT Enter 44 Exit from submenu Go to STATUS MENU 3 3 STATUS Messages This message group simply shows the UPS STATUS on the upper line of LCD PANEL RECTIFIER START UPS started the rectifier INVERTER START UPS started the inverter MAINT SWITCH ON Maintenance bypass switch is on MANUEL BYPASS Load is transferred to mains manually STATUS ALARM Alarm status STATUS NORMAL UPS is operating normally EMERGENCY STOP External emergency signal is detected WAITING SYNC Anverter started and waiting for synchronization STATUS FAULT Fault status STATUS WARNING Warningmessage is valid on LCD panel CLOSE BATT CB UPS is waiting for battery CB to be closed INV OUT FAILURE The UPS gave four successive INV BALANCE error RECTIFIER START At start up the UPS controller board checks for input voltage frequency battery voltage for starting if these parameters are normal it starts up INVERTER START If the inverter stops by any reason controller board tries to restart the inverter Each time the inverter is started this message appears on the first line of LCD PANEL MA
69. performance of the UPS and prevent some unimportant faults to become serious ones The equipment has been designed to require minimum maintenance effort The user should follow the instructions below 6 2 Daily checks Check the UPS everyday and be careful about the following 1 Check the operator control panel Verify that all LEDs and parameter measurements are normal and there is no alarm message on the indicator panel 2 Check if the device is overheated 3 Check the cooling fans operations 4 Check if there is any sensible change in the noise level of the equipment 5 Check if there is any stoppage on the ventilation path If so clean the dust using a vacuum cleaner 6 Make sure that there is nothing placed on the UPS 6 3 Weekly checks 1 Record the results on the indicator panel 2 Measure and record voltages on each phase 3 Measure and record currents on the output of the UPS 4 ATA S status by performing a manual battery test Use a dry humid gland to clean the cover of the Record the observations if possible Check if there is any difference with the previous records observations If the last recorded values are significantly different from previous records please check If the load has been changed and if so please record the type size and position of this load These information will be very valuable in helping the service personal in determining any possible errors If there is significant change in th
70. put voltages Inverter output frequency and synchronization controls are performed on this board All the variables and messages about the UPS operation are displayed on the LCD panel controlled by this board All protection alarm signals of UPS are generated by this board It controls the start stop and timing functions of the IGBT rectifier and the Inverter It also controls the communication functions of the UPS R GO DN N O B P3MC R5 UPS Main Controller Board Signal Inputs Outputs CN1 2X15V AC supply input not used in CL300P series CN2 It is connected to of the SDXC300 R1 board Pin1 Pin2 0 volt GND Pin4 IGBT rectifier start signal output Pin6 Start boost charge signal output Pin7 t battery current sample Pin8 Bypass enable disable signal output Pin9 Rectifier fault signal input Pin10 Inverter output contactor K2 driving signal output Pin11 Rotate phase alarm signal input not used in CL300P series UPS Pin12 Battery test signal output Pin13 Pin14 12V supply output Itis connected to CN7 of ADVS01 R1 board The same signals are taken out from CN8 of ADVS01 R1 and connected to CN2 of ITF3 R2 board too Pint Bypass relay alarm driving signal output Pin2 Battery low Pin3 Line failure i Pin4 Emergency stop EPO signal input Pin5 Battery trip relay driving signal output Pin6 Battery trioinput Pin Pin9 gt 12V supply output Pin10 Powe
71. r accessories are not installed in a standard CL 300P series UPS but parallel operation option is available and can easily be added to all UPSs Parallel operation is possible in one of the three modes 1 PARALLEL operation power increase 2 REDUNDANT parallel operation 9 N 1 REDUNDANT parallel operation NOTES 1 The preferred mode for parallel operation can be selected using OPTIONS MENU 2 For parallel operation each UPS must be assigned a unique UPS No again using OPTIONS MENU 4 2 1 PARALLEL mode This mode should be selected for increasing the available UPS power capacity If this mode is selected for parallel UPS operation the total VA rating of the parallel system is the sum of the VA ratings of all the UPSs connected in parallel The output load is equally shared by each UPS in the parallel system Mains power is used as the spare energy supply BYPASS In case of a failure in one of the UPSs the Static Bypass Switches of all UPSs are turned on and the load is transferred totally to the spare energy supply usually mains voltage without any interruption If the fault is cleared and if everything returns to normal operating conditions the Inverters of all UPSs in the parallel system resume the load together at the same time The output load of the parallel system is shared equally by each UPS both during Inverter or Bypass operation If this mode is active you wilksee PARALLEL 5 on the LCD panel of one
72. r output voltages are increased to the boost charging voltage level for the batteries and kept at that level until the end of the boost charging period At the end of the boost charging period the rectifier output voltages are decreased to the float charge level again The boost charge voltages for positive and negative battery groups are adjusted separately on PFCSP board Reciifier Start When the PSMC R5 board sends a Rectifier Start signal to the PFC3P board the input contactor K1 is energized and the IGBT rectifer starts operating Battery Test When the P3MC R5 board sends a Battery Test signal to the PFC3P board the rectifier output voltages are both decreased to a preadjusted value and kept at that level until the end of the battery test procedure On the other hand PFC3P board sends the following signals to the UPS Main Controller Board Rectifier Fault Positive battery group current sample either charging or discharging Negative 5 5 5 Negative battery voltage sample I GO DN 17 B Adjustments of PFC3P IGBT Rectifier Controller Board AR1 Rectifier output voltage with only R phase operation increases CW AR2 5 2 S phase 5 Positive battery group boost charge voltage increases CW AR4 Negative gt AR5 battery groups battery test voltage level increases CW input curre
73. r supply sense input Pint1 Pin13 O volt GND Pin12 DC fault signal input Pin14 Spare input digital Pin16 Manuel bypass switch input Pini8 Fuse fault sense input 19 Thermal contact input Pin20 Maintenance bypass switch sense input CN4 LCD panel is connected to this socket Pin1 3 5 7 9 Ovolt GND Pin11 Pin13 45V supply Pin2 Key5 input Pin4 Key4 input Pin6 Key3 input Ping Key2 input Pin10 Key1 input 22 CN5 Itis connected to CN3 of the RS330 R1 board Pin1 Pin3 Pin5 Pin Pin2 Pin4 Pin6 Pin8 Ovolt GND 5V supply Com1 RX input Com1 TX output CN6 Cabinet temperature measurement sensor is connected to this socket Pin1 Pin2 Pin3 Ovolt Sensor input CN7 UPS output current transformers signal outputs are connected to this socket Pin1 Pin2 Pin3 Pin4 Pind Pin6 L3 phase output current transformer input L3 input L2 input L2 x input L1 input L1 input CN8 Itis connected CN7 of OPS3 board and to CN10 of PFC3P R1 board at the same time CN9 Itis connected to CN3 of ADVS01 R1 board Pin4 Pin6 Pin1 Pin2 Pin3 Pin5 Pin15 Pin16 Pin12 Pin14 Pin8 Pin10 Pin11 Pin13 L1 phase bypass voltage sample 2x12V AG L2 j i L1 phase Inverter output voltage sample 2x12V AC L2 9 q I3 i 6V connected to the midpoints of voltage sampling transformer outputs
74. ring normal operation JP5 JP8 JP12 JP17 1 inserted or short circuited JP1 JP2 JP3 JP4 JP6 JP7 JP9 JP 10 JP11 JP13 JP14 JP15 JP16 JP18 JP19 O removed Note JP1 JP9 and JP16 are used to start or stop the IGBT rectifier phase by phase They are used to enable or disable the rectifier to operate on the desired input phase or phases If JP1 for example is inserted then the rectifier stops using the R phase stops generating driving signals for R phase for generating its DC output If it is removed then the rectifier starts using R phase JP9 and JP16 do the same for S and T phases respectively During rectifier output voltage adjustments they are removed one by one to adjust the output voltage when operating on each phase separately 18 93 5 2 4 i p I I LS ra 4 am Ween 31158 4 Figure 1 6 4 PFC3P R1 Board 19 1 5 3 IPMD3P INTELLIGENT POWER MODULE IPM DRIVER BOARD This driver board is used to drive the Intelligent Power Modules which are used in the IGBT rectifier and the Inverter stages of CL300P series UPSs ranging from 10kVA to 40kVa A Basic functions of IPMD3P 1 It takes CN7 the HF supply signal generated by the power supply board STP01 and produces the following DC supply voltages necessary for its operation 24V DC As soon as HF supply signal is applied to CN7 this 24V is generated and indicated by LD2 green LED on
75. s of the batteries to the battery input terminals on the UPS careful to connect the batteries correctly and do not turn on 55 before checking all connections and before starting the UPS In CL 300P Series UPS 60 blocks of batteries are connected in series in such a way that they form two strings of batteries with opposite polarity with a center tap connection to the NEUTRAL N1 N2 internally NOTE THAT SEPARATE CABLES FROM EACH BATTERY GROUP SHOULD BE CONNECTED TO K2 TERMINALS TO FORM THE MIDPOINT CONNECTION WARNING NEVER TURN ON S5 BATTERY FUSE WITHOUT CENTER POINT CONNECTION TO K2 49 3eov 0 Nominal 7 Nominal 30x12V Batteries H H 30x12V Batteries H H UNI Figure 2 3 External Battery Co tions 60x12V 90 BATT ABE MS NORD lt LL Oe OEOtLL K1 K2 K2 Ade SS V u S K Ww LF 5 1 ui sdnoub Ayuejod enp s2d 09 suonoeuuo VAM Ot 0 400579 nd S IVNIW I3 L Alva 0 0 t d M 6 4
76. sition This is a complete power off condition and both RECTIFIER and INVERTER are not operating in this case RO N 67 5 2 3 Switching into Maintenance Bypass Mode 1 Use DOWN button to choose COMMAND MENU and press ENTER Use DOWN button again to reach ENTER BYPASS message Press ENTER the UPS will switch into bypass mode MANUAL BYPASS and A52 MANUA BYPASS messages will appear on the screen 2 Remove the padlock on S3 Maintenance Bypass Switch and turn it on into 1 position 3 Turn off 7 S5 1 S2 and 94 Now there is bypass voltage directly on the load note that there is no AC or DC power in the UPS for maintenance and servicing purposes 5 2 4 Switching From Maintenance Bypass Into Normal Operation 1 Turn on 1 AC Input 2 Turn on S2 Bypass 3 Turn on S4 AC Output 4 Turn on S7 ON OFF Switch LCD panel will start running RECTIFIER START message will appear on the front panel After the rectifier is started the inverter will not start and the message MAINT SW ON will be seen on the panel instead of INVERTER START 5 Turn off S3 Maintenance Bypass Switch and lock again The inverter will start automatically 6 Turn on S5 Battery Now the UPS is ready for normal operation 5 3 OPERATING INSTRUCTIONS FOR PARALLEL CONNECTED UPSs Procedure For Turning on the UPS First Installation With all the switches 51 S2 S3 S4 and S5 in OFF 0 position and with
77. switch fuse before making any connection on the batteries The batteries associated with the UPS equipment are usually contained in a purpose built battery cabinet In CL 300P Series 10 15 and 20 KVA UPSs there is enough space for 60 piecesof 12V 7Ah maintenance free batteries and in 30 and 40 KVA UPSs there is enough space for 120 pieces of 12V Ah batteries Where battery racks are used they should be sited and assembled in accordance with the battery manufacturer s recommendations In general batteries require a well ventilated clean and dry environment at reasonable temperatures to obtain efficient battery operation In general a minimum space of 10 mm must be left on all vertical sides of the battery block A minimum clearance of 20 mm should be allowed between the cell surface and any walls All metal racks and cabinets must be earthed 1 Unpack each battery and check its terminal voltage Any battery with terminal voltage less than 10 5V must be charged before installation 2 Please check the battery connecting hardware and documents cables trays connection diagrams 3 Please locate suitable number of batteries on each rack according to the battery installation and connection diagram given with the unit 4 Start locating the batteries from top to the bottom on the racks 5 Becareful about the connection between the racks and polarities 6 After interconnecting the batteries connect 0 and lead
78. t Otherwise the UPS and the load connected to the output will be left ungrounded The grounding system must be checked and must be strengthen if required Potential difference between ground and neutral must be less than 3V AC Descriptions of the UPS input output cable connection terminals are shown in figure 2 1 45 Recommended input line cable and fuse ratings are given in the table below Recommended cable size AC External AC Input AC Output 7 A INPUT Bypass INPUT AC OUTPUT Battery Cable Terminals INPUT U V W N amp NOTES The neutral conductor should be sized for 1 5 times the output bypass phase current These recommendations are for guideline purposes only and are superceded by local regulations and codes of practice 10 6 6 3 6 9 6 25 25 25 80 355 35 3 2 4 1 Safety Earth The safety earth cable must be connected to the earth BUS BAR and bonded to each cabinets in the system and also the earthing and neutral bonding arrangements must be in accordance with the local laws ATTENTION Failure to follow adequate earthing procedures can result in electric shock hazard to personnel or the risk of fire 2 4 2 Cable connection procedure WARNING All connections of the UPS must be done by qualified service personnel After positioning the UPS the cables must be connected as described below 1 Verify all switches and fuses in front of the UPS are at 0
79. the board Four different 15V DC supply voltages which are all floating These isolated supply voltages are used for driving the gates of the IGBTs six IGBTs connected to form a three phase full bridge in the IPM The HF supply signal coming to is passed through the NO contact of RL1 relay and distubuted to the electronic control boards of the UPS via CN3 CN4 CN5 and CN6 sockets IPMDSP board monitors the battery voltage DC bus voltage connected to CN2 If this voltage reaches to a certain predetermined value RL1 is turned on and HF supply voltage is applied to all electronic boards and this is indicated by LD1 green If the DC bus voltage is below that value RL1 is de energized and the supplywoltage to electronic control boards and to the IGBT drivers are turned off This board accepts CN1 the driving signals generated by the rectifier controller board PFC3P R1 or by the main controller board PSMC R5 and transfers them to the gates of the IGBTs through optical isolators This board sends back a fault signal overtemperature or overcurrent generated by the IPM to the controller board either 1 or PSMC R5 This fault signal is available at CN1 1 The jumper JP1 on this board can be short circuited to simulate a fault signal for test purposes JP1 is normally open The DC bus voltage battery voltage connected to CN2 is used to supply battery voltage sample to
80. the main controller board PSMC R5 through CN3 of ADVSO01 These signals are used for measurement and control of inverter output voltages and their waveforms CN2 1 Inverter output T phase 220 230V AC to T3 through the fuse F1 CN2 2 Inverter output S phase T2 F2 CN2 3 Inverter output R phase T1 F3 CN1 1 Inverter output Neutral The inverter output voltages connected to CN2 are divided down by resistors to a suitable level and directly connected to the main controller board through CN7 of ADVS04 These dc coupled inverter output voltage samples are used to eliminate any possible DC voltage components of the AC outputs after performing DC balance adjustments using VR1 VR3 and on the main controller board 5 The DC components of the inverter output voltages coming to CN2 are checked continuously and if the magnitude of this DC component is greater than 3Vdc then a D Balance Failure signal is produced and sent to the main controller board PSMG R5 via CN7 Pin12 of ADVSO1 board When this fault signal is produced LD1 red LED is turned on The DC fault signal is available on CN9 and any other external fault signal can be connected in parallel with this signal e g the output fault signal coming from CN2 of STMO1 board is connected to CN9 of ADVSO1 board to act in the same Way Bypass input voltages phase neutral are connected to CN4 The bypass voltages are stepped d
81. the main controller board CN1 2 B IPMD3P Board Test Points TP1 GND4 R phase upper leg driving Supply common point TP2 VCC4 15VdC IP3 GND3 S phase upper leg driving supply common point TP4 VCC3 15Vdc TP5 GND2 T phase upper leg driving Supply common point TP6 VCC2 15VdC TP7 GND1 R S and T phases lower legs driving supply common point TP8 VOC1 15Vdc Note1 In a CL300P series UPS there are two IPMD3P boards one for driving the rectifier IPM and one for driving the inverter IPM Note2 The same IPM driver board can be used in the following UPS units without any change CL310P 10kVA SPh SPh UPS CL315P 15kVA CL320P 20kVA CL330P 30kVA CL340P 40kVA 20 lt PIU v JU TEE IPM 14 e 4 99 038211 4 a 5 TPE 7 2 BA Ba BIP Figure 1 6 5 Board 21 1 5 4 PSMC R5 UPS MAIN CONTROLLER BOARD This board is used to control the Inverter operation and general UPS functions Various analog and digital data related to the operation of the UPS are collected by this microprocessor controlled board and necessary control signals are generated and sent to other electronic boards A Basic functions of PSMC R5 It generates PWM signals for driving the Inverter IGBTs It accepts AC output voltage 3 phase samples and controls the inverter out
82. y 1 1 0 O 6 MODEL CL310 Modelnameofthe UPS gt Enter 1 exit from submenu GotoSTATUSMENU 55 3 2 4 ADJUST Menu Items Only service personnel can use this menu the incorrect use of this menu can cause damage to the UPS Submenu item j Service password input key 100 UP key 10 key 1 changes SSO after you write the password on screen press ENTER key if the password is wrong the is no action If the password is okay a beep sounds and you see ADJUST MODE at the second line 2 ENTER EXIT Enter 1 exit from submenu Go to STATUS MENU 3 2 5 OPTIONS Menu Items In this menu the user can set some important parameters for UPS operation By using and keys you can move on different operation modes ONLINE stand alone mode PARALLEL 2 UPS in symmetric parallel operation MODE ONLINE N 1 REDUNDANT 2 or more UPS in N 1 redundant parallel mode REDUNDANT 2 UPS inredundant parallel mode ECONO Off line mode press ENTER for 3 seconds and the selection is valid By using PLUS and MINUS keys you can change number 0 to 3 In parallel operation select different number for each UPS If you select the same number DUBL UPS NUMBER message tells the fault oress ENTER for 3 seconds and the selection is valid By using PLUS and MINUS keys you can change enable and disable options REMOTE ENABLE enable remote battery test shutdown and bypass functions are
83. y 8 2 Serial Communication Cable The maximum length for RS232 communication cable should be 25 meters Cable connector pin configuration is as follows UPS side 9 x 2 Rx For remote panel and UPS connection the same pin configuration is valid 8 3 Modem Connection A CL 300P Series UPS can be controlled through a normal telephone line by means of a remote operator connected through a PC with modem device who performs a phone call to the UPS connected number So the operator can see all parameters and control the UPS if permitted from OPTIONS MENU 8 3 1 Hardware Configuration All requirements for modem connection are as follows e PC with modem WINDOWS 98 Available UPS control software T MON NULL modem which is connected to UPS In order to perform this function a PC with UPS control software and an external or internal modem device connected to telephone line are needed A NULL modem device configured according to NULL and auto answer modes when installed in the UPS and once programmed following a telephone call of the PC embedded modem will connect the UPS to the telephone line 8 3 2 Functioning Principle The remote operator by means of a PC and a modem device and using the remote connection function of the control software calls the UPS through the number to which this is connected The NULL modem device connected to the UPS will answer the call and convert the data coming from UP

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