Tescom DS300T-HF1 Series User Manual
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Tescom DS300T-HF1 Series User Manual

Dsp controlled ups
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DS300T-HF1 SERIES
DSP Controlled UPS
10-20-30kVA
3 Phase In - 3 Phase Out
USER MANUAL

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Summary of Contents for Tescom DS300T-HF1 Series

  • Page 1 DS300T-HF1 SERIES DSP Controlled UPS 10-20-30kVA 3 Phase In - 3 Phase Out USER MANUAL...

  • Page 3: Table Of Contents

    CONTENTS GENERAL DESCRIPTION ..................3 1.1 Introduction ....................... 3 1.2 Design Concept....................5 1.2.1 Description of Blocks ................6 1.3 Front view of UPS Conditions of ups ..............7 1.4 Technical Specifications ..................9 UPS INSTALLATION ....................10 2.1. Introduction ....................... 10 2.2.
  • Page 4 V. PARALLEL OPERATION……………………………………………………………….. 39 5.1 Introduction……………………………………………………………...……...…..39 5.2 Parallel Operation Mode settings of DS300 Series UPSs……………………….40 5.3 Parallel mode status codes of the UPS………………………………………..43 VI. PARALLEL OPERATING INSTRUCTIONS………………………………………..49 6.1 INTRODUCTION………………………………………………………………………49 6.2 OPERATING INSTRUCTIONS FOR PARALLEL CONNECTED UPSs…….…..49 6.2.1 Starting UPSs from a completely shut down position…………………………...49 6.2.2 Shutting down the UPS……………………………………………………………..49 6.2.3 Switching the UPS from a Normal Operation to Maintenance Bypass Condition………………………………………………………………….……..50...
  • 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.

  • Page 6: General Description

    DSP (Digital Signal Processor) controlled pure sine wave output to critical loads. TESCOM DS300T-HF1 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 DS300T-HF1 UPS: •...
  • Page 7 Basic Features: • 3 DSP controlled modular structure • Galvanic inverter isolation transformer • Separate main control board advantage for rectifier and inverter • DSP controlled technology and fully digital structure • Less electronic components and SMD technology • Low input current total harmonic distortion (THDi) •...

  • Page 8: Design Concept

    1.2 Design Concept Maintenance Bypass Switch Static Bypass (F4-F5-F6) (connected if S2 not used) Output Isolation Transformer ̃ 3 PHASE 3 PHASE MAINS I/P AC Output (F1-F2-F3) ̃ (F7-F8-F9) Rectifier / Charger (F10-F11-F12) Battery (Dual Polarity) Figure 1.1 Block Diagram Of The UPS S1 (F1-F2-F3) : Rectifier Input Switch / Fuse S2 (F4-F5-F6)

  • Page 9: Description Of Blocks

    BATTERIES: Batteries are used as reserve DC power supply for the Inverter in case of mains failure. In DS300T-HF1 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 Battery Relay Relay Relay Generator Repo Circuit input input Sensor Breaker Relay Output Contacts and Inputs COM1 - RS232 Communication Socket (DB9 Female) COM2 - RS232 Communication Socket SNMP Adapter (DB9 Female) (Optional) On / Off Switch (AC Input, F1-F2-F3)
  • Page 11 Battery Relay Relay Relay Generator Repo Circuit input input Sensor Breaker Relay Output Contacts and Inputs COM1 - RS232 Communication Socket (DB9 Female) COM2 - RS232 Communication Socket SNMP Adapter (DB9 Female) (Optional) On / Off Switch (AC Input, F1-F2-F3) (Battery Input, F10-F11-F12) (By-Pass, F4-F5-F6) (AC Output, F7-F8-F9)

  • Page 12: Technical Specifications

    1.4 Technical Specifications MODEL DS310T-HF1 DS320T-HF1 DS330T-HF1 Power (kVA) 10 kVA 20 kVA 30 kVA Power kW 9 kW 18 kW 27 kW Power Factor (Output) INPUT 380/400 VAC 3P + N + G ± 20% (at 100% load) / - 40% Voltage (at 70% load) Power factor (at 100% load)

  • Page 13: Ups Installation

    II. UPS INSTALLATION 2.1 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 14: Connecting The Ups Power Cables

    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.

  • Page 15: 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 16: Battery Installation

    UPS. Be careful to connect the batteries correctly and do not turn on (S5) before checking all connections and before starting the UPS. In DS300T-HF1 Series UPS, 40 blocks of batteries are connected in series, in such a way that they form two strings of batteries with opposite polarity;...

  • Page 17: Front Panel

    III. FRONT PANEL 3.1 Introduction The front panel of UPS, consisting of a high resolution TFT screen together with 5 function keys, allows the complete monitoring of the UPS status including all measurements related to UPS operation. The mimic flow diagram helps to comprehend the operating status of the UPS. By using the function keys the operator can move on menus and change some parameters.

  • Page 18: Front Panel Menu Descriptions

    3.2 Front Panel Menu Descriptions : By using (↑), (↓) and ENTER buttons you can access the following menus. At the end of each menu there is <ENTER> EXIT message will be showed, if you press enter you will exit to upper menu. All menus have 3 or 4 levels.
  • Page 19 Level 1 Level 2 Page Level 3 HOURMETER : Page1 SERVİCE MAXLOAD: 000 000 000 Page1 ENTER <FAULT RESET> Page1 FAN MAINT : Page1 BAT MAINT : Page1 GEN. MAINT : Page1 LOGOUT..: Page1 ADJUST GROUP ADJUSTMENTS (in English) Page1 Automatic settings INVERTER FACTORY OPTİONS Page1...

  • Page 20: 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 (Level 2) P-N L1 L2 Page header...

  • Page 21: Alarm Logs Menu

    MEASUREMENTS / DC MENU (Level 2) All DC measurements are located in this menu, use up and down buttons to move on submenu MEASUREMENTS / DC (Level 2) VBAT 405/-405 V Measured battery voltages ICHRG 00.0/00.0 A Measured battery charge currents IDSCHRG 00.0/00.0 A Measured battery discharge currents BATTERIES : 30 x 2...

  • Page 22: Options Menu

    INFORMATION MENU Page 2 (Level 1) Protocol:TX301 Communication protocol version Chassis nr: 123456 UPS chassis nr Up previous page, down next page 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.
  • Page 23 RELAY-ALARM ASSIGN Page 1 (Level 3) RELAY 1: Left and right buton relay function selection RELAY 2: Left and right buton relay function selection RELAY 3: Left and right buton relay function selection RELAY 4: Left and right buton relay function selection RELAY 5: Left and right buton relay function selection (option) RELAY 6:...

  • Page 24: 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 1) ENTER <BYPASS>...

  • Page 25: Adjust Menu

    3.2.8 ADJUST MENU This menu is prepared for service purposes there is no user adjustable parameter in this menu. 3.2.9 USER PASSWORD Some commands or some option selections are required user password, if menu position is required password window comes to screen and UPS asks for user password. If you lost user password our service personnel will recover your user password.
  • Page 26 Rectifier module alarm codes REC CODE = XXXX XXXX SYSTEM fault occured at the rectifer module R00 REC FAULT = XXXX Fault Rectifier AC input voltage is high CALL SERVICE ! R01 AC INPUT HIGH Alarm Rectifier AC input voltage is low R02 LINE FAILURE Alarm Rectifier DC output voltage is high...
  • Page 27 A08 ON MAINTENANCE Alarm Maintenance by-pass switch on A09 MANUAL BYPASS Alarm Load is transferred to by-pass from front panel A10 BATTERY LOW SHUT Alarm Inverter measured battery voltage is low (shutdown level) A11 REPO STOP Alarm External REPO input signal sensed A12 DC BALANCE BAD Alarm Before inverter start fitler capacitors dont discharged...

  • Page 28: 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 29 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 30 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 31 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 32 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 33 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...

  • Page 34: 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 35 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 36 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 37 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 38 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...

  • Page 39: Operating Instructions

    IV. OPERATING INSTRUCTIONS 4.1 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 +240V, float charge voltage +270V) K2-K2 : 0 V (common terminal for ‘’+’’...

  • Page 40: Switching The Ups From A Normal Operation To Maintenance Bypass Condition

    4.2.3 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 41: Ups Behavior During Mains Outage

    4.3 UPS Behavior During Mains Outage When the mains voltage is not available " R02 LINE FAILURE " message appears on LCD display. Sound warning on and off is heard at the same time. UPS continues to supply the critical loads by converting the battery voltage to AC voltage and provides operation without data losses or any other fault.

  • Page 42: 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 DS300T-HF1 series UPS units is shown in Figure 4.1 Static...

  • Page 43: Parallel Operation Mode Settings Of Ds300 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) DS300T-HF1 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 44 Figure 4.2 DS300T-HF1 Series Parallel UPS Signal Cable (PCC06) Connections Parallel Parallel Parallel Parallel Port 2 Port 1 Port 2 Port 1 Figure 4.2.a 2 units in parallel if port2 jumper is Parallel Parallel Parallel Parallel Parallel Parallel Port 2...
  • Page 45 SWITCH AC DISTRIBUTION U V W N LOAD Note: As seen in the figure, the outputs of parallel UPS units should be connected to each other using an AC distribution board. Figure 4.3 DS300T-HF1 Series Parallel UPS Power Connections ATTENTION!!!

  • Page 46: Parallel Mode Status Codes Of The Ups

    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 47 806 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 48 824 Status code Status Inverter alarm Description MASTER DC voltage zone 7,My DC voltage zone 1 inverter down İf mains input voltage is okay automatic Restart Returning to fault Check the followings: -Check the mains input power of the UPS - If input power is OK wait until batteries are fully charged - If the mains input power is shurdown check the other UPSs mains input power (in parallel system if the same A/H rating batteries are used at each UPS the battery discharge timebe same for each UPS) If the...
  • Page 49 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 832 Status code Status...
  • Page 50 843 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 Status Inverter warning Description MASTER UPS send by-pass transfer command Restart Returning to fault 851 Status code...
  • Page 51 858 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 during on bypass Restart 859 Status code Status Inverter alarm Description In parallel system transfer the load to maintenance bypass command received Restart Returning to fault Returning to fault...

  • Page 52: Parallel Operating Instructions

    VI. PARALLEL OPERATING INSTRUCTIONS 6.1 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 +240V, float charge voltage +270V) K2-K2 : 0 V (common terminal for ‘’+’’...

  • Page 53: Switching The Ups From A Normal Operation To Maintenance Bypass Condition

    6.2.3 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 54: Maintenance

    Also the batteries should be checked periodically that if they are in good condition or not. DS300T-HF1 Series UPS informs the user about these procedures when the maintenance time is up with its 3 independent hour counter as warnings:...

  • Page 55: 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 56: 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 57: Ups Remote Manitoring And Control

    9.1 Using Serial Port Two serial communication port is included on DS300T-HF1 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 58: Modem Connection

    9.3 Modem Connection A DS300T-HF1 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 59: Dry Contact (Interface) Connections

    Connection cable between NULL Modem and UPS should be installed as follows: MODEM DB9 Female DB25 Male 9.4 Dry Contact (Interface) Connections Some important events of the UPS can be monitored or controlled by these connections. These functions are listed below: Terminal Interactive battery circuit breaker drive output or programmable alarm relay output Interactive battery circuit breaker position sense input...

  • Page 60: Xefficient 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 62 AGKK14860 01/2023...

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