Related Manuals for Tescom DS300A Series
Summary of Contents for Tescom DS300A Series
- Page 1 DS300A SERIES DSP Controlled UPS 40 - 60 - 80 kVA 3 Phase In - 3 Phase Out USER MANUAL...
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Page 3: Table Of Contents
3.4. Status Codes ..................... 32 3.5. Alarm messages and quick troubleshooting ............38 IV. PARALLEL OPERATION ..................43 4.1 Introduction ......................43 4.2 Parallel Operation Mode setting of DS300A Series UPSs ........44 4.3 Parallel mode status codes of the UPS .............. 47... - Page 4 V. PARALLEL OPERATING INSTRUCTIONS ............. 53 5.1 Introduction ......................53 5.2 Operating instructions for parallel connected UPSs ..........53 5.2.1 Starting UPSs from a completely shut down position ......... 53 5.2.2 Shutting down the UPS ................53 5.2.3 Switching the UPS from a normal Operation to Maintenance Bypass Condition ..............
- Page 5 SAFETY IMPORTANT NOTICES 1. Read instructions carefully before installing and starting the UPS. 2. All warnings in the manual should be adhered to. 3. All operating instructions should be followed. 4. The unit should be supplied by a grounded outlet. Do not operate the unit without a ground source. 5.
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Page 6: General Description
DSP (Digital Signal Processor) controlled pure sine wave output to critical loads. TESCOM DS300A 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 DS300A UPS: •... - Page 7 Basic Features: • PWM and IGBT technology • Pure sinusoidal output wave form and true on-line topology • High input power factor (IGBT rectifier), Input current limiting • Low input current THD (IGBT rectifier) • Low output voltage THD • High AC/AC and DC/AC efficiency (up to 94%) •...
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Page 8: Design Concept
1.2 Design Concept Maintenance Bypass Switch (F4-F5-F6) Static Bypass 3 PHASE 3 PHASE ̃ AC Output MAINS I/P ̃ (F1-F2-F3) (F7-F8-F9) Inverter Rectifier / Charger (F10-F11-F12) Battery (Dual Polarity) S1 (F1-F2-F3) : Rectifier Input Switch / Fuse S2 (F4-F5-F6) : Bypass Input Switch / Fuse : Maintenance Bypass Switch S4 (F7-F8-F9) : Output Switch / Fuse... -
Page 9: Description Of Blocks
BATTERIES: Batteries are used as reserve DC power supply for the Inverter in case of mains failure. In DS300A Series, batteries are connected in series with a center-tap output to obtain a dual polarity DC supply. -
Page 10: Front View Of Ups Conditions Of Ups
1.3 Front view of UPS Connection Panel Batt. circuit Generator Temperature Relay Relay Relay input Emergency breaker sensor output stop and input COM1 - RS232 Relay Output contacts Communation Socket (DB9 female) COM2 - RS232 Communation Socket (DB9 female) SNMP On/off (Optional) switch... -
Page 11: Technical Specifications
1.4 Technical Specifications MODEL DS340A DS360A DS380A Output (KVA) 40 kVA 60 kVA 80 kVA Output (KW) 32 kW 48 kW 64 kW Output Power Factor INPUT Number of Phases 3 Phase + Neutral Input Voltage 220/380, 230/400 or 240/415 Vac Input Voltage Tolerance +20% , -25% (+15% at 240/415Vac) Input Power Factor (PF) -
Page 12: Ups Installation
II. UPS INSTALLATION Introduction WARNING!!! • Do not apply electrical power to the UPS equipment before the arrival of authorized service personnel. • The UPS equipment should be installed only by qualified service personnel. • The connection of the batteries and the maintenance should be done by qualified service personnel. •... -
Page 13: Connecting The Ups Power Cables
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. -
Page 14: Description Of Connection Terminals Of The Ups
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. -
Page 15: Battery Installation
ATTENTION!!! Open the battery 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 DS300A Series 40-60 KVA UPSs, there is enough space for 60 pieces of 12V 7Ah maintenance free batteries. - Page 16 ( 0 ) ( + ) 360V 360V 30x12V Batteries 30x12V Batteries Figure 2.3 External Battery Connections (60x12V)
- Page 17 Figure 2.3a DS300A Series, 40 - 60 - 80 KVA Internal Battery Connections (2x30=60x12V 7Ah)
- Page 18 Figure 2.3b DS300A Series, 40 - 60 - 80 KVA Internal Battery Connections (2x60=120x12V 7Ah) two groups of batteries (with common-point) in parallel...
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Page 19: Front Panel
III. FRONT PANEL 3.1 Introduction The front panel of UPS, consisting of a 4 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. - Page 20 Main menu (Level 1) Menu Usage → Enter Status menu STATUS → Enter Measurements menu MEASUREMENTS → Enter Alarm logs menu ALARM LOGS → Enter Information menu INFORMATION → Enter Options menu OPTIONS → Enter Command menu COMMAND → Enter Time menu TIME →...
- Page 21 Level 1 Level 2 Page Level 3 Set month Page3 Set year Page3 Update time and date Page4 ENTER - EXIT Operating hourmeter Page1 SERVİCE Maximum load Page1 ENTER Fault reset Page1 Fan maintenance hourmeter Page2 Batt.maintenance hourmeter Page2 General maintenance hourmeter Page2 Logout command Page3...
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Page 22: Measurements Menu
3.2.1 MEASUREMENTS menu All mesasured values of the UPS can be monitored from this menu. Use up and down buttons to move on submenu MEASUREMENTS / INPUT (Level 2) All rectifier input measurements are located in this menu, use up and down buttons to move on submenu MEASUREMENTS / INPUT Page 1 (Level 3) P-N L1 L2 Page header... - Page 23 MEASUREMENTS / INVERTER MENU (Level 2) All inverter measurements are located in this menu, use up and down buttons to move on submenu MEASUREMENTS / INVERTER Page 1 (Level 3) L1 L2 L3 Page header Vinv: 221/222/223 V Phase to neutral measured AC Inverter output voltages Finv: 50.0 Measured Inverter output frequency ……………………………..
- Page 24 MEASUREMENTS / DC MENU (Level 2) All DC measurements are located in this menu, use up and down buttons to move on submenu MEASUREMENTS / DC Page 1 (Level 3) Vbat 405/-405 V Measured battery voltages Ichrg 00.0/00.0 A Measured battery charge currents Idisch 00.0/00.0 A Measured battery discharge currents ……………………………..
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Page 25: Alarm Logs Menu
3.2.2 ALARM LOGS MENU Use this menu to see the alarm log records ALARM LOGS Page 1 (Level 2) UPS LOG RECORD Page header >001>081110 14:33:26 Event no ,date and time (left and right buttons move) ENTER CLEAR LOG ENTER buton clears all log memory …………………………….. -
Page 26: Options Menu
3.2.4 OPTIONS MENU Use up and down buttons to move cursor on submenu at the end of page you move to next page. Menu has 3 level structure, if user password is enabled some parameters requires user password. Level 3 LCD panel options group Panel language selection Page1 Button click ON/OFF... - Page 27 OPTIONS / COMMUNICATION OPTIONS Page 1 (Level 3) REMOTE CNTRL: ON/OFF Left and right remote control ON/OFF >COM2:SERVICE PORT Com 2 serial port function selection SNMP : INTERNAL/EXTERNAL SNMP adaptor location …………………………….. Current alarm messages Up upper line, down next line ,(+) or (-) options ,ENTER select an option OPTIONS / COMMUNICATION OPTIONS Page 2 (Level 3) >RELAY1: Left and right buton relay function selection...
- Page 28 OPTIONS / ALARM OPTIONS Page 1 (Level 3) >WARNING INTRVL:10 sc Warning beep interval adjustment in seconds WARNING LOG:ON/OFF Left and right warning LOG record ON/OFF STATUS LOG:ON/OFF Left and right status log record ON/OFF …………………………….. Current alarm messages Up upper line, down next line ,(+) or (-) options, ENTER select an option OPTIONS / ALARM OPTIONS Page 2 (Level 3) >ALF RESTART: USER/AUTO During mains restore start USER/AUTO (R1174/2)
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Page 29: Command Menu
3.2.5 COMMAND MENU This menu contains UPS commands be carefull while using commands. Use up and down buttons to move cursor on submenu at the end of page you move to next page. <ENTER> button applies the related command. COMMAND MENU Page 1 (Level 2) >... -
Page 30: Service Menu
TIME MENU Page 4 (Level 2) ENTER <UPDATE> ENTER apply new time and date settings …………………………….. Current alarm messages Up previous page ,down next page ,ENTER apply new time and date settings TIME MENU Page 5 (Level 2) ENTER - EXIT ENTER exit to upper menu …………………………….. -
Page 31: User Pasword
*************** Only authorized service personel has the useful password. Therefore it is hidden at above display. 3.3 Alarms and warning messages The internal structure of the DS300A Series UPS is modular, these are: -PFC Rectifier module -Inverter module -Front panel module... - Page 32 R24 WAITING DC BUS Warning Rectifier is waiting DC BUS to raise for startup R25 BATTERY FAILURE Warning Battery test failed R26 BATT TEMP SENSOR Warning Battery temperature sensor is defected or not connected R27 BATT TEMP HIGH Warning Battery ambient temperature is high R29 PFC RESET Warning Rectifier module power on...
- Page 33 A25 INV RESET Warning Inverter module power on A26 BATTERY LOW Warning Batteries are going to full discharge A27 GENERATOR MODE Warning Generator set is running A28 O/P PHASE LOSS Warning Anyone of the UPS output phases there is no voltage A29 SYNCHRON BAD Warning Inverter is not synchron to by-pass input...
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Page 34: Status Codes
STATUS CODES Inverter module status codes INV L1-L2-L3 phase status codes During soft start at the end of 4 seconds L1 output voltage is less then 30 volts AC During soft start at the end of 4 seconds L2 output voltage is less then 30 volts AC During soft start at the end of 4 seconds L3 output voltage is less then 30 volts AC During soft start at the end of 4 seconds L1 output voltage is bigger then (output high/2) value During soft start at the end of 4 seconds L2 output voltage is bigger then (output high/2) value... - Page 35 INV L1-L2-L3 phase status codes Inverter stopped but on inverter L1 phase output still DC voltage sensed Inverter stopped but on inverter L2 phase output still DC voltage sensed Inverter stopped but on inverter L3 phase output still DC voltage sensed During inverter run at last 25 milliseconds the L1 phase output alternance is not changed During inverter run at last 25 milliseconds the L2 phase output alternance is not changed During inverter run at last 25 milliseconds the L3 phase output alternance is not changed...
- Page 36 INV DC status codes DC bus voltage high Inverter controller board power supply 1 out of tolerant Inverter controller board power supply 2 out of tolerant Inverter stop because (+)DC bus voltage is low Inverter stop because (-)DC bus voltage is low Inverter within time window 4 times DC bus voltage is high INV General status codes tablosu Inverter received remote power off signal from RS232...
- Page 37 INV Over RS232 interface fault reset command received INV Over CAN1 interface fault reset command received INV Over RS232 interface short battery test command received INV Over CAN1 interface short battery test command received INV Over RS232 interface long battery test command received INV Over CAN1 interface long battery test command received INV Over RS232 interface battery test cancel command received INV Over CAN1 interface battery test cancel command received...
- Page 38 PFC rectifier status codes PFC L1-L2-L3 phase status codes 1101 PFC L1 phase AC input current LEM sensor error 1201 PFC L2 phase AC input current LEM sensor error 1301 PFC L3 phase AC input current LEM sensor error 1102 L1 phase AC input voltage sample is irregular or DC 1202 L2 phase AC input voltage sample is irregular or DC...
- Page 39 PFC Control activity status codes 1612 PFC Battery quantity updated over RS232 interface 1613 PFC Battery quantity updated over CAN interface 1614 PFC rectifier Input frequency range updated over RS232 interface 1615 PFC rectifier Input frequency range updated over CAN interface 1616 PFC factory settings updated over RS232 interface 1617...
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Page 40: Alarm Messages And Quick Troubleshooting
Alarm messages and quick troubleshooting Alarm codes and messages are showed at the 4.line of the LCD panel various messages tells different events at some messages user can make some simple controls and they can decide that they must call service or not. - Page 41 R20 INPUT CB OPEN The input of the UPS is isolated from mains power with contactor ,this message will be shown with another alarm always. Check the other alarm code. R21 PFC STOP Rectifier is stopped itself wait it must start again, another alarm code shows the reason of the rectifier stop. Wait for 1 minute if alarm continues call service.
- Page 42 A01 O/P OVERCURRENT Check the new load which are connected to UPS nowadays the total load power maybe exceeds maximum power of the UPS. Otherwise call service. A02 OVERTEMP SHUT Inverter modüle heatsink temperature is out of tolerance check the followings: -If UPS air inlets and outlets covred by dust clean -If any material prevents air flow at UPS air inlets or outlets take the material -If UPS ambient temperature is high then 45 C, use air cooling system...
- Page 43 A21 OVERTEMP Inverter module heatsink temperature is highcheck the followings: -If UPS air inlets and outlets covred by dust clean -If any material prevents air flow at UPS air inlets or outlets take the material -If UPS ambient temperature is high then 45 C, use air cooling system A22 OUTPUT OFF During mains failure if the battery backup time is finished this message is normal ,there is no energy so the UPS shutdown the output voltage.
- Page 44 A36 INV DC DOWN Call service A37 AC CURR LIMIT Alarm shows us the output current is very high (higher then 150%) the UPS limited the output current. This status is temporary but if continues call service. A38 FUSE FAILURE Call service A39 PSP FAILURE Call service...
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Page 45: Parallel Operation
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 DS300A series UPS units is shown in Figure 4.1 Maintenance... -
Page 46: Parallel Operation Mode Setting Of Ds300A Series Upss
In parallel mode, you will see ‘’PARALLEL MODE /MS’’(master UPS) or ‘’PARALLEL MODE /sl’’ (slave UPS) message on the LCD panels of all the all UPS units. More detailed diagrams for two (or more) DS300A series UPSs connected in parallel are given in Figures 4.2 and 4.3 Communication between parallel UPSs are provided over one pair cable (PCC06). - Page 47 Figure 4.2 DS300A Series Parallel UPS Signal Cable (PCC06) Connections Parallel Parallel Parallel Parallel Port 2 Port 2 Port 1 Port 1 Figure 4.2.a 2 units in parallel if port2 jumper is Parallel Parallel Parallel Parallel Parallel Parallel Port 2...
- Page 48 LOAD BRAKE SWITCH AC DISTRIBUTION U V W N LOAD Figure 4.3 DS300A 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.
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Page 49: Parallel Mode Status Codes Of The Ups
ATTENTION!!! The cables from input distrubution panel to the UPS by-pass input must be of the same size and length for proper bypass load sharing. The cables from each UPS output to the load distribution panel must be of the same size and length for proper load sharing during parallel operation. - Page 50 806 Status code Status Inverter system fault Description In parallel system SLAVE UPS started but the output voltage is not match to my inverter output voltage Restart Restart UPS again Returning to fault Directly fault Check the followings Check the UPS nominal voltage ratings Call service 807 Status code Status...
- Page 51 823 Status code Status Inverter alarm Description MASTER frequency exceeded maximum limit ,inverter stopped İf master frequency is okay automatic Restart Returning to fault Check the followings: -Check each UPS output frequency selection in parallel system 824 Status code Status Inverter alarm Description MASTER DC voltage zone 7,My DC voltage zone 1 inverter down...
- Page 52 831 Status code Status Inverter warning Description SLAVE UPS L1 phase output is not connected to load Restart Possible causes of this status code: -Check L1 phase UPS output fuse -Check L1 phase output switch LEG -Check the SLAVE UPS L1 phase output terminal for bad connection - Check the SLAVE UPS L1 phase output cable to load L1 phase - Call service...
- Page 53 842 Status code Status Inverter warning Description MASTER UPS L2 phase output is not connected to load Restart 841 Status code causes are valid for L2 phase 843 Status code Status Inverter warning Description MASTER UPS L3 phase output is not connected to load Restart 841 Status code causes are valid for L3 phase 850 Status code...
- Page 54 856 Status code Status Inverter warning Description UPS is currently in SLAVE mode ,MASTER function transferred to another UPS Restart Returning to fault 857 Status code Status Inverter warning Description In parallel system there is no MASTER communication packages ,output switch turned on after 2 seconds MASTER mode started Restart Returning to fault...
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Page 55: Parallel Operating Instructions
V. PARALLEL OPERATING INSTRUCTIONS 5.1 INTRODUCTION After all the electrical connections of UPS have been made and while all the circuit breakers and switchtes of the device are turned OFF (at “0” position); 1. Check the polarities of battery connections: : + V (nominal voltage +360V, float charge voltage +405V) K2-K2 : 0 V (common terminal for ‘’+’’... -
Page 56: Switching The Ups From A Normal Operation To Maintenance Bypass Condition
5.2.3 Switching the UPS from a Normal Operation to Maintenance Bypass Condition 1. Enter COMMANDS menu by using UP and DOWN buttons on front panel during normal operation. Select ENTER<BYPASS> command by using again the UP and DOWN buttons and pres ENTER button. -
Page 57: Normal Operating Instructions
VI. NORMAL OPERATING INSTRUCTIONS 6.1 OPERATING UPS IN ONLINE MODE 6.1.1 Starting UPS from a completely shut down position: Turn ON S1 (AC Input) switch (switch to ‘’1’’ position) Turn ON S2 (Bypass) switch (switch to ‘’1’’ position) Turn ON S4 (AC Output) switch (switch to ‘’1’’ position) ATTENTION!!! BYPASS VOLTAGE WILL BE CONNECTED TO THE OUTPUT TERMINALS OF UPS WHEN THE ON/OFF SWITCH (S7) IS SWITCHED ON ! -
Page 58: Switching The Ups From A Maintenance Bypass Condition To Normal Operation
6.1.4 Switching the UPS from a Maintenance Bypass Condition to Normal Operation Turn on S1 (AC Input) switch (to ‘’1’’ position). Turn on S2 (Bypass) switch (to ‘’1’’ position). Turn on S4 (AC Output) switch (to ‘’1’’ position). Turn on S7 (On/Off) switch (to ‘’1’’ position). LCD panel activates, and main menu will appear at the display. -
Page 59: Maintenance
Also the batteries should be checked periodically that if they are in good condition or not. DS300A Series UPS informs the user about these procedures when the maintenance time is up with its 3 independent hour counter as warnings:... -
Page 60: Annual Maintenance
Take notes if possible when you are examining the UPS. Compare the notes with previous ones and try to determine if there is a change or not. If there is a difference between the previous notes and the new ones, search for and record any new load added to UPS output between two records and the magnitude, place and type of the new load, if possible. -
Page 62: Faults And Troubleshooting
VIII. FAULTS AND TROUBLESHOOTING 8.1 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. -
Page 63: Ups Remote Manitoring And Control
9.1 Using Serial Port Two serial communication port is included on DS300A Series UPS cabinet (com1 and com2). Both of them may be used for user communication. But in service status duty of com2 port is changed and set as service port in Options Menu. -
Page 64: Modem Connection
9.3 Modem Connection A DS300A 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). -
Page 65: Modem - Ups Connection Cable
9.3.4 Modem – UPS Connection Cable Connection of Smart Modem device to UPS is made with standard modem cable and it’s supplied as standard accessory for smart modem. This cable is required if an external modem will be used, and not necessary for internal modems. -
Page 66: Efficient Usage Of Ups In Terms Of Energy Consumption
EFFICIENT USAGE OF UPS IN TERMS OF ENERGY CONSUMPTION Products should be used according to the conditions and procedures defined in the manual. When this is made the most efficient usage of the product is guaranteed. Energy efficiency means, decreasing consumed energy amount to the minimum level possible in every step of living activities, without a decrease in quality or amount of produced work or product, and keeping this principle permanent. - Page 68 AGKK12841 09/2021...