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Tescom TEOS 900 Modular User Manual

20-600kva
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TEOS 900 Modular
USER MANUAL
Βόλου 7, 183 46 Μοσχάτο
Volou 7, 18 346, Moschato, Greece
20-600kVA
+30 210 9590080
info@tescom-ups.gr
www.tescom-ups.gr

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Summary of Contents for Tescom TEOS 900 Modular

  • Page 1 TEOS 900 Modular 20-600kVA USER MANUAL Βόλου 7, 183 46 Μοσχάτο +30 210 9590080 www.tescom-ups.gr Volou 7, 18 346, Moschato, Greece info@tescom-ups.gr...

  • Page 2: Table Of Contents

    TEOS 900 Modular USER MANUAL 20-600kVA Table of Contents 1. Safety ..........................1 1.1 Important Safety Instructions ..................1 1.2 EMC .......................... 1 1.3 Installation information ....................1 1.4 Maintenance ......................2 1.5 Recycling the used battery ..................2 2. Installation ........................3 2.1 Initial Inspection .......................
  • Page 3 TEOS 900 Modular USER MANUAL 20-600kVA 8.7 Electrical Characteristics (Bypass Mains Input) ............90 9. UPS Installation for Parallel Rack System ................91 9.1 Input and Output Wiring ..................91 9.2 Parallel Board Setting and Power Module ..............92 9.3 Parallel Function Setting ................... 93 9.4 Parallel Cable Connection ..................

  • Page 4: Safety

    TEOS 900 Modular USER MANUAL 20-600kVA 1. Safety 1.1 Important Safety Instructions This UPS contains LETHAL VOLTAGES. All repairs and service must be performed by AUTHORIZED SERVICE PERSONNEL ONLY. There are NO USER SERVICEABLE PARTS inside the UPS. WARNING: ...

  • Page 5: Maintenance

    TEOS 900 Modular USER MANUAL 20-600kVA 1.4 Maintenance WARNING:  Only qualified service personnel should perform the battery installation.  The following PRECAUTIONS should be observed (1.) Remove watches, rings, or other metal objects. (2.) Use tools with insulated handles.

  • Page 6: Installation

    TEOS 900 Modular USER MANUAL 20-600kVA 2. Installation 2.1 Initial Inspection Visually examine if there is any damage inside and outside of packages in the process of the transportation. If any damage, report it to the carrier immediately. Verify the product label and confirm the consistency of the equipment.

  • Page 7: Unpacking

    TEOS 900 Modular USER MANUAL 20-600kVA 2.3 Unpacking Use a forklift to move the product to installed area. Refer to Figure 2-1. Please make sure the bearing capacity of forklift is sufficient. Please follow the orders in Figure 2-2 to remove carton and foams.
  • Page 8 TEOS 900 Modular USER MANUAL 20-600kVA Put a ramp in the front of the cabinet and insert small wood into groove. Then, remove two side panels. Refer to Figure 2-3. Figure 2-3 Remove 4 fixing cabinet plates and loosen leveling feet by rotating them counterclockwise.

  • Page 9: Moving The Cabinet

    TEOS 900 Modular USER MANUAL 20-600kVA 2.4 Moving the Cabinet The UPS is fixed on the pallet with 4 fixing cabinet plates. When removing it, pay attention to the movement of the casters to avoid accidents. The cabinet can be pushed forward or backward only. Pushing it sideward is not allowed.

  • Page 10: Types Of Ups Cabinet

    TEOS 900 Modular USER MANUAL 20-600kVA 2.5 Types of UPS Cabinet There are two series of UPS cabinets, standard and extended for different requirements. The standard cabinets have the battery modules inside and they can work as a stand-alone UPS or be connected to battery externally.

  • Page 11: Exterior

    TEOS 900 Modular USER MANUAL 20-600kVA 2.6 Exterior In the front of the UPS, there are control interface (LCD Panel) and door lock. The side panels are lockable. The casters at the bottom of the UPS cabinet can be used to move over short distances.
  • Page 12 TEOS 900 Modular USER MANUAL 20-600kVA 2.6.1 Mechanical Data Dimensions UPS cabinet Width Depth Height 600mm 1100m 1475mm 600mm 1100m 2010mm Figure 2-8 Dimensions...
  • Page 13 TEOS 900 Modular USER MANUAL 20-600kVA 2.6.2 Front View Unlock and open the front door and you will see the Main Breaker (Q1), Maintenance Breaker (Q2), Output Breaker (Q3), STS Module, Power Module slots and Battery Module slots (Battery Module Slots is only for standard series).

  • Page 14: Internal Mechanisms

    TEOS 900 Modular USER MANUAL 20-600kVA 2.6.3 Rear View Unlock and open the rear door and you will see the rear panel of UPS. There is a Battery Breaker for internal battery modules in the standard series, but there isn’t any in the extended series.
  • Page 15 TEOS 900 Modular USER MANUAL 20-600kVA Standard Series (42U Front) Extended Series (42U Front) Figure 2-11 Front Breakers Standard Series (30U Rear) Standard Series (42U Rear) Figure 2-12 Rear Breaker...
  • Page 16 TEOS 900 Modular USER MANUAL 20-600kVA 2.7.1.2 Maintenance Bypass Switch After opening the front door, there is one Maintenance Bypass Switch in the 300K cabinet. Figure 2-12.1 Maintenance Bypass Switch...
  • Page 17 TEOS 900 Modular USER MANUAL 20-600kVA 2.7.2 Wiring Terminal Blocks Open the UPS’s back doors and you will see the wiring terminal block. For UPS cabinet wiring, please refer to Figure 2-13. Item Function Description Connects the critical loads Includes R, S, T and Neutral ...
  • Page 18 TEOS 900 Modular USER MANUAL 20-600kVA Figure 2-14 Standard Series (42U) Terminal Blocks Figure 2-15 Extended Series (42U) Terminal Blocks...

  • Page 19: Control Panel

    TEOS 900 Modular USER MANUAL 20-600kVA 2.8 Control Panel 2.8.1 LCD Display Through the graphic LCD display, the user can easily understand the operation mode of UPS. In addition, the measurement, parameters, versions of firmware and warnings can be browsed in the friendly interface.
  • Page 20 TEOS 900 Modular USER MANUAL 20-600kVA 2.8.3 Function Keys Control Key Description  When it is in Main screen, you can enter menu by pressing ESC key.  Return to previous screen, when screen is not in Main screen. ...

  • Page 21: Introduction Of Modules

    TEOS 900 Modular USER MANUAL 20-600kVA 2.9 Introduction of Modules The design of STS Module, Power Module and Battery Module make maintenance and replacement quick and easy. The modular and hot-swappable design of Power Module makes it a highly cost-effective solution to meet your power requirement.
  • Page 22 TEOS 900 Modular USER MANUAL 20-600kVA 2.9.1 STS Module The STS Module is installed before leaving factory. It provides the bypass power when UPS is in Bypass Mode. In addition to offering bypass power, it includes some communication interfaces. For detailed information, please refer to Charter 5.
  • Page 23 TEOS 900 Modular USER MANUAL 20-600kVA ON/OFF 0.15 sec The STS Module is not found. The Power Module normally works as a slave module.  RUN LED The Power Module normally works as a master ON/OFF 0.5 sec module. The CAN Bus communication doesn’t work.
  • Page 24 TEOS 900 Modular USER MANUAL 20-600kVA the instructions in Chapter 9 “ UPS Installation for Parallel Rack System “ to adjust SW2. SW1 & SW2 Module Address Module ID SW1 & SW2 Module Address Module ID Table 2-2 Module ID Assignment...
  • Page 25 TEOS 900 Modular USER MANUAL 20-600kVA...
  • Page 26 TEOS 900 Modular USER MANUAL 20-600kVA 2.9.3 Battery Module The Battery Module is shipped with its own package. The inside batteries can be installed at factory or installed by the end user. A Battery Module contains 10 pcs of 12V/9Ah batteries at maximum.

  • Page 27: Power Cable

    TEOS 900 Modular USER MANUAL 20-600kVA 2.10 Power Cable Please follow the local wiring regulations. Follow environmental conditions and refer to IEC60950-1. 2.10.1 AC input and output maximum current and power cable configuration. For standard model in 30U cabinet (Battery inside)

  • Page 28: Wiring

    TEOS 900 Modular USER MANUAL 20-600kVA For standard series in 42U cabinet (Battery inside) Model 30KVA 60KVA 90KVA 120KVA Current (A) Power cable (mm Fixation torque force (lb-in) Warning: 1. When Load is less than 30KVA, at least two layers of battery modules (8 modules) have to be installed.
  • Page 29 TEOS 900 Modular USER MANUAL 20-600kVA 2.11.1 Installation Drawing To User Safety ground To Main SUPPLY (Power Cables) To Bypass SUPPLY (Power Cables) To Critical Load (Power Cables) To External BATTERY (Power Cables) Figure 2-23 UPS Cabinet Wiring 2.11.2 AC source connection For Single input application, connect Input1 to the AC power source and use 3 short wires to connect Input1 and Input2.

  • Page 30: External Battery Cabinet

    TEOS 900 Modular USER MANUAL 20-600kVA 2.11.3 External Battery Cabinet Connection External Battery Cabinet + Battery - Battery Figure 2-24 External Battery Cabinet Wiring After the battery is completely installed, be sure to set up nominal battery voltage, battery capacity and maximum charging current in LCD setting.

  • Page 31: Power Module Installation

    TEOS 900 Modular USER MANUAL 20-600kVA 2.12 Power Module Installation The weight of Power Module is over 30Kg so at least two persons are required for handling. 2.12.1 Insert the Power Module (1.) Adjust the DIP switch positions to set the different Module Address. Refer to Table 2-1.
  • Page 32 TEOS 900 Modular USER MANUAL 20-600kVA (4.) Secure the Power Module to the cabinet by fixing the screws at the front panel of the Power Module. (5.) Move the ready switch to the “ ” position (i.e., in ready state).

  • Page 33: Battery Module Installation

    TEOS 900 Modular USER MANUAL 20-600kVA 2.13 Battery Module Installation  The weight of Battery Module is heavy so at least two persons are required for handling.  Before performing the Battery Module installation/ replacement, make sure the Battery Breaker is in the OFF position.

  • Page 34: Operation Mode And Ups Operation

    TEOS 900 Modular USER MANUAL 20-600kVA 3. Operation Mode and UPS Operation 3.1 Block diagram of UPS Wiring diagram for dual inputs (90KVA~210KVA) Wiring diagram for dual inputs (300KVA) Figure 3-1...

  • Page 35: Operation Mode

    TEOS 900 Modular USER MANUAL 20-600kVA Wiring diagram for single input (90KVA~210KVA) Wiring diagram for single input (300KVA) Figure 3-2 3.2 Operation Mode This modular UPS is a three-phase, four wire on-line, double-conversion and reverse-transfer UPS that permits operation in the following modes: ...
  • Page 36 TEOS 900 Modular USER MANUAL 20-600kVA  Shutdown Mode  Maintenance Bypass Mode (manual bypass) 3.2.1 Standby Mode Upon connecting to utility input power, the UPS is in Standby mode before UPS is turned on (if BYPASS enable setting is Disabled), and charger function will be active when the battery is present.
  • Page 37 TEOS 900 Modular USER MANUAL 20-600kVA 3.2.2 Line Mode In Line Mode, the rectifier derives power from the utility power and supplies DC power to the inverter and the charger charges the battery. The inverter filters the DC power and converts it into pure and stable AC power to the load.
  • Page 38 TEOS 900 Modular USER MANUAL 20-600kVA 3.2.3 Battery Mode The UPS automatically transfers to Battery mode if the utility power fails. There is no interruption in power to the critical load upon failure. In battery mode, the rectifier derives power from the battery and supplies DC power to the inverter.
  • Page 39 TEOS 900 Modular USER MANUAL 20-600kVA 3.2.4 Bypass Mode Upon connecting to utility input power, the UPS is in Bypass mode before UPS is turned on (if BYPASS enable setting is Enabled), and charger function will be active when battery is present.
  • Page 40 TEOS 900 Modular USER MANUAL 20-600kVA 3.2.5 ECO Mode The ECO Mode is enabled through the setting menu of LCD panel. In ECO mode, the load is powered by bypass when the bypass voltage and frequency are within the acceptable ranges. If the bypass is out of range, the UPS will transfer the power source of load from bypass to inverter.
  • Page 41 TEOS 900 Modular USER MANUAL 20-600kVA 3.2.6 Shutdown Mode When the UPS is in the off state and the utility power source is absent, the UPS will enter into shutdown mode. Or when the UPS has discharged the battery to the cut-off level, the UPS will enter into shutdown mode as well.
  • Page 42 TEOS 900 Modular USER MANUAL 20-600kVA 3.2.7 Maintenance bypass Mode A manual bypass switch is available to ensure continuity of supply to the critical load when the UPS becomes unavailable e.g. during a maintenance procedure. Before entering the maintenance bypass mode, make sure the bypass power source is normal.

  • Page 43: Ups Operation

    TEOS 900 Modular USER MANUAL 20-600kVA 3.3 UPS Operation  Do not start the UPS until the installation is completed.  Make sure the wiring is correct and the power cables are fixed firmly.  Make sure the Power Modules’ address have been configured. Refer to section 2.9.2 Power Module...
  • Page 44 TEOS 900 Modular USER MANUAL 20-600kVA Step 4: Switch ON the input breaker (Q1). The UPS will enter into Standby Mode, if the setting of Bypass mode is disabled. Or the UPS will enter into Bypass Mode, if the setting of Bypass mode is enabled.
  • Page 45 TEOS 900 Modular USER MANUAL 20-600kVA Step 6: Press Power ON/OFF button for two seconds to enter into Line Mode as shown below. After turning on, UPS will do self-test and start Inveter up. UPS will be transferred to Line mode when all power modules are ready.
  • Page 46 TEOS 900 Modular USER MANUAL 20-600kVA 3.3.2 Cold Start Startup Step 1: Switch ON the battery Breaker. Step 2: Press the “Battery Start” button on any one of Power Modules to start up the control power of all Power modules and STS moodule as shown below.
  • Page 47 TEOS 900 Modular USER MANUAL 20-600kVA Step 5: Then, UPS will enter Battery Mode as shown in the diagram below. Step 6: Switch ON the output breaker (Q3). Cold start startup procedure is complete. 3.3.3 Maintenance Bypass Operation Follow the instruction to transfer to Maintenance Bypass and UPS protection as below.
  • Page 48 TEOS 900 Modular USER MANUAL 20-600kVA Step 3 Switch ON the Maintenance Bypass Switch the handle toward upside as Breaker as shown below. shown below. Step 4 Switch OFF the Main Breaker (Q1) and It is possible to change the STS module, Output Breaker (Q3) as shown below.
  • Page 49 TEOS 900 Modular USER MANUAL 20-600kVA Step 2 Switch ON the Main Breaker (Q1) and Please enter LCD SETUP MENU and choose “SYSTEM” to ensure that the Output Breaker (Q3) as shown below. “Bypass mode” is enabled. If the “Bypass mode” is disabled, you have to set it enabled.
  • Page 50 TEOS 900 Modular USER MANUAL 20-600kVA Step 4 Turn off Maintenance Bypass Breaker Lock back the mechanical lock plate as as shown below. shown below. Step 5 Lock back the mechanical lock plate as shown below. 3.3.4 Turn off Operation 3.3.4.1 Bypass Mode/ Standby Mode Turn Off Operation...
  • Page 51 TEOS 900 Modular USER MANUAL 20-600kVA It is normal the Un-Connection is shown when UPS enters Shutdown Mode. Power Modules have shut off their control power. Bypass Mode Setting is Enabled UPS stay in Bypass mode and No AC input is indicated.
  • Page 52 TEOS 900 Modular USER MANUAL 20-600kVA Step 1: Press “Power On/Off” button for 2 second to turn off the UPS. Or use the Menu-Control-System Turn Off to turn off the UPS. After turning off, the UPS will tranfer to Standby Mode or Bypass Mode. It depends on the “Bypass Mode”...
  • Page 53 TEOS 900 Modular USER MANUAL 20-600kVA Step 1: Press “Power On/Off” button for 2 second to turn off the UPS. Or use the Menu-Control-System Turn Off to turn off the UPS. After turning off, the UPS will tranfer to Standby Mode.

  • Page 54: Control Panel And Display Description

    TEOS 900 Modular USER MANUAL 20-600kVA 4. Control Panel and Display Description 4.1 Introduction This control panel and display description are located on the front door of the UPS. It is the USER control, monitoring of all measured parameters, UPS and battery status and alarms. The control panel and display description are divided into four functional areas: (1) LCD display, (2) LED indications, (3) Control keys, (4) Audio Alarm, as shown in Figure 4-1.

  • Page 55: Screen Description

    TEOS 900 Modular USER MANUAL 20-600kVA Table 4-2: Function Keys Control Key Description  When screen is in Main screen, it will enter into main menu by pressing ESC key.  Return to previous screen, when screen is not in Main screen.
  • Page 56 TEOS 900 Modular USER MANUAL 20-600kVA (5) Date and Time. Figure 4-3 Main screen 4.2.3 MENU Screen In the Main Screen, press ESC button to enter the MENU screen Use UP and DOWN buttons to choose different menus, and Press ENTER to enter the sub screen, as shown in Figure 4-4 and 4-5.
  • Page 57 TEOS 900 Modular USER MANUAL 20-600kVA Figure 4-6 Control menu Figure 4-7 Control screen page 1 Figure 4-8 Control screen page 2...
  • Page 58 TEOS 900 Modular USER MANUAL 20-600kVA When the control option is selected by pressing ENTER button, the confirmation screen will pop up. Use LEFT and RIGHT buttons to choose YES or NO. Choose YES and press ENTER button to confirm command or choose NO to cancel command, as shown in Figure 4-9.
  • Page 59 TEOS 900 Modular USER MANUAL 20-600kVA Figure 4-12 Measurement source selection Screen Use UP and DOWN buttons to choose Input, Output, Bypass, Load, and Battery option, and press ENTER button to go into submenu. The measurement can be read listed in Table 4-4.
  • Page 60 TEOS 900 Modular USER MANUAL 20-600kVA Battery cabinet temperature of extra communication Temperature5(℃) card T4. Units 0.1℃. 4.2.6 Setup Screen Use UP and DOWN buttons to choose SETUP options. It’s required to enter password to access General, SYSTEM, BATTERY, PRE-ALARM and PARALLEL sub-menus, as shown in Figure 4-13.
  • Page 61 TEOS 900 Modular USER MANUAL 20-600kVA If correct password is entered, the LCD will enter the SETUP submenu, as shown in Figure 4-16. Figure 4-16 SETUP Submenu Screen There are two levels of password protection, user password and maintainer password.
  • Page 62 TEOS 900 Modular USER MANUAL 20-600kVA System Restore Time Redundancy Power Rating Setting Charger Test Nominal Battery Voltage Battery Capacity in Ah Maximum Charging Current Battery Low/Shutdown Setting Periodic Battery Test Battery Test Interval Stop by Time Stop by Battery...
  • Page 63 TEOS 900 Modular USER MANUAL 20-600kVA Figure 4-18 Setup-General Screen page 2 Use LEFT and RIGHT buttons to choose the setting options for setting requirement, then press ENTER. The confirmation screen will pop up, use LEFT and RIGHT buttons to choose YES or NO.
  • Page 64 TEOS 900 Modular USER MANUAL 20-600kVA (yyyy / mm / dd) 2015/1/1 (Default) MUST be set after UPS installation Set system latest maintenance date System Last Maintain (yyyy / mm / dd) Date MUST be set after UPS installation Set battery installed date...
  • Page 65 TEOS 900 Modular USER MANUAL 20-600kVA Save Setting Output Voltage Bypass Voltage Range Bypass Frequency Range Converter Mode ECO Mode Bypass Mode Auto-Restart System Cold Start Battery Mode Delay Time System Shutdown Time System Restore Time Redundancy Power Rating Setting...
  • Page 66 TEOS 900 Modular USER MANUAL 20-600kVA Figure 4-21 Setup-System Screen page 2 Figure 4-22 Setup-System Screen page 3 System setting can be set only when UPS is operating in certain mode. Please check available setting item in Table 4-5 for the details. If it’s not set up in specific mode, the warning screen will...
  • Page 67 TEOS 900 Modular USER MANUAL 20-600kVA Figure 4-23 Warning screen Setup-System setting list is shown in Table 4-8. Table 4-8: Setup-System setting list Setting Item Sub Item Explanation Set output voltage  220Vac (Default) Output  230Vac Voltage  240Vac...
  • Page 68 TEOS 900 Modular USER MANUAL 20-600kVA Set auto-restart  Disable  Enable (Default) Auto-Restart -- After “Enable” is set, once UPS shutdown occurs due to low battery and then utility restores, the UPS will return to line mode. Set cold start ...
  • Page 69 TEOS 900 Modular USER MANUAL 20-600kVA 4.2.6.3 Setup-Battery Screen Use UP and DOWN buttons to switch different sub-menus. Press ENTER button to go into the BATTERY setting screen, as shown in Figure 4-24, 4-25. Figure 4-24 Setup-Battery Screen page 1 Figure 4-25 Setup-Battery Screen page 2 Battery setting can be set only when UPS is operating in standby mode.
  • Page 70 TEOS 900 Modular USER MANUAL 20-600kVA capacity is changed. Set battery maximum charging current (1~128A) Maximum  2A (Default) Charging MUST be set after UPS installation or Battery Current capacity is changed. Battery Low Set battery low voltage (10.5~11.5V)x(battery Number) ...
  • Page 71 TEOS 900 Modular USER MANUAL 20-600kVA 4.2.6.4 Pre-Alarm Screen Use UP and DOWN buttons to switch different sub-menus. Press ENTER button to go into the Pre-Alarm setting screen, as shown in Figure 4-26. Figure 4-26 Setup-Pre-Alarm screen Pre-Alarm setting can be set in any operation mode. See Setup-Pre-Alarm setting list in Table 4-10.
  • Page 72 TEOS 900 Modular USER MANUAL 20-600kVA Figure 4-27 Setup-Parallel screen See Setup-Parallel setting list in Table 4-11. The warning “Warning! Parallel Firmware Error” will appear in current event  when the parallel setting is enabled, but the firmware does not support this feature.
  • Page 73 TEOS 900 Modular USER MANUAL 20-600kVA Figure 4-29 INFORMATION screen 4.2.7.1 INFORMATION - Identification Screen When Identification submenu is selected, the Model Name, Serial No. and Firmware Version will be displayed, as shown in Figure 4-30, 4-31. Use UP and DOWN buttons to switch between different pages.
  • Page 74 TEOS 900 Modular USER MANUAL 20-600kVA Figure 4-31 Identification screen page 2 4.2.7.2 INFORMATION - System Screen When System submenu is selected, the system power, nominal voltage, nominal frequency … etc. information will be displayed, as shown in Figure 4-32, 4-33, 4-34. Use UP and DOWN buttons to switch between different pages.
  • Page 75 TEOS 900 Modular USER MANUAL 20-600kVA Figure 4-33 INFORMATION System screen page 2 Figure 4-34 INFORMATION System screen page 3 4.2.7.2 INFORMATION - Battery Screen When Battery submenu is selected, the Battery nominal voltage, capacity, charging current … etc. information will be displayed, as shown in Figure 4-35, 4-36. Use UP and DOWN buttons to switch...
  • Page 76 TEOS 900 Modular USER MANUAL 20-600kVA Figure 4-35 INFORMATION Battery screen page 1 Figure 4-36 INFORMATION Battery screen page 2 4.2.8 Events Screen In EVENT menu, you can check the current events, history events and reset all events, as shown in Figure 4-37, 4-38.
  • Page 77 TEOS 900 Modular USER MANUAL 20-600kVA Figure 4-38 Events screen When event occurs, you will see flashing warning text in the Main Screen as shown in Figure 4-39. Figure 4-39 Alarm warning screen 4.2.8.1 Current Events When event occurs, it will display Module ID and alarm code in Current Events screen. It can save up to 50 events in current list.
  • Page 78 TEOS 900 Modular USER MANUAL 20-600kVA Figure 4-40 Current Events screen 4.2.8.2 History Events The detailed event information is saved in history events. It can save up to 500 events in history events. When warning occurs, it will display alarm code, alarm time and Module ID. When fault event occurs, it will display alarm code, alarm time, Module ID and data 1~2.

  • Page 79: Alarm List

    TEOS 900 Modular USER MANUAL 20-600kVA Figure 4-42 Reset All Events screen Figure 4-43 Reset All Events Confirmation screen 4.3 Alarm List In Table 4-12, it provides the complete list of UPS alarm messages. Table 4-12: Alarm List Representation in display LCD...
  • Page 80 TEOS 900 Modular USER MANUAL 20-600kVA Fault! Inverter Voltage High Inverter Voltage is too high Fault! Inverter Voltage Low Inverter Voltage is too Low Fault! R Inverter Voltage Short R phase inverter Output is short-circuited. Fault! S Inverter Voltage Short S phase inverter Output is short-circuited.

  • Page 81: History Record

    TEOS 900 Modular USER MANUAL 20-600kVA Warning! Line Phase Error As stated. Warning! Bypass Phase Error As stated. Warning! N Loss Neutral loss Warning! Internal Initial Fail As stated. Warning! Comm Syn Signal Fail Communicate Synchronization Signal Fail Warning! Comm. TRIG0 Fail...
  • Page 82 TEOS 900 Modular USER MANUAL 20-600kVA Setup! Battery Low Capacity Setup! Battery Shutdown Voltage Setup! Periodic Battery Test Setup! Stop By Time Setup! BATTERY Age Alert Setup! Temperature Compensation Setup! Charging Voltage Setup! PRE-ALARM Setup! UPS Parallel Setup! Independent Battery...

  • Page 83: Interface And Communication

    TEOS 900 Modular USER MANUAL 20-600kVA 5. Interface and Communication As shown in figure 5-1, the Static Transfer Switch (STS) Module includes dry contact Ports (X1~X8), Extra Comm. Slot, SNMP Slot and communication port (RS232 Port, USB port) on the front panel.
  • Page 84 TEOS 900 Modular USER MANUAL 20-600kVA Table 5-1: Description of remote EPO port EPO Logic Setting Position Description X1.1 & X1.2 EPO is activated when X1.1 & X1.2 opened X1.1 & X1.2 EPO is activated when X1.1 & X1.2 shortened If EPO Logic setting is Normal Closed (N.C), EPO is triggered when pins 1 and 2 of X1 are opened.

  • Page 85: Extra Comm. Slot

    TEOS 900 Modular USER MANUAL 20-600kVA Table 5-3: Description of Battery Cabinet Temperature Detection Port Name Position Description X6.1 I²C communication SCL Signal X6.2 I²C communication SDA Signal +3.0V X6.3 Power GND X6.4 5.2 Extra Comm. Slot There is an optional card, Extra Comm. Card which can be inserted into this slot. This option can enhance the communication capability of the modular UPS.

  • Page 86: Troubleshooting

    TEOS 900 Modular USER MANUAL 20-600kVA 6. Troubleshooting Most of the Fault and Warning need to be released by authorized service personnel. Few of them can be solved by users themselves. LCD Message Explanation Solution Fault! Bus Over Voltage DC bus voltage is too high Contact service personnel.
  • Page 87 TEOS 900 Modular USER MANUAL 20-600kVA Fault! DSP MCU Stop As stated. Contact service personnel. Communicate As stated Check if the ambient temperature is over Fault! Bypass Temperature specification. Fault Or contact service personnel. Fault! Bypass SCR Fault As stated.
  • Page 88 TEOS 900 Modular USER MANUAL 20-600kVA personnel. Warning! Parallel Rack Cable Check if the Parallel Rack Cable is loose As stated. Loosen and contact service personnel. Warning! Parallel Rack Check the Parallel Rack Setting is correct Parallel Rack Configure error Config.

  • Page 89: Service

    TEOS 900 Modular USER MANUAL 20-600kVA 7. Service This chapter introduces the UPS service, including the service procedures of the power module, STS & control module, battery module and the replacement of air filter. Warning: 1. Only the customer service engineers can service the power modules, bypass module and battery modules.

  • Page 90: Replacement Procedures Of Air Filter

    TEOS 900 Modular USER MANUAL 20-600kVA 7.4 Replacement Procedures Of Air Filter As shown below, the UPS provides four air filters on the back of the front door. Each filter is fixed by a fixing bar on both sides. The replacement procedures of air filter are as follows: 1.

  • Page 91: Specifications

    TEOS 900 Modular USER MANUAL 20-600kVA 8. Specifications The chapter states the specifications of UPS. 8.1 Conformity And Standards The UPS has been designed to conform to the European and international standards listed in Table 8-1. Table 8-1: European and international standards...

  • Page 92: Electrical Characteristics (Input Rectifier)

    TEOS 900 Modular USER MANUAL 20-600kVA Model 42U-120HV 42U-210HV 42U-300HV Rated power (kVA) Unit Dimensions, W x D x H 600 x 1100 x 2010 Weight 7 Power Modules: 514.5 8 Power Modules: 549 Color Black Protection degree, IEC (60529) IP20 (front door and back door is open or closed) 8.4 Electrical Characteristics (Input Rectifier)

  • Page 93: Electrical Characteristics (Inverter Output)

    TEOS 900 Modular USER MANUAL 20-600kVA 8.6 Electrical Characteristics (Inverter Output) Table 8-6: Inverter output (to critical load) Rated power (kVA) Unit 30 ~ 300 Rated AC voltage 380/400/415 (three-phase four-wire, with neutral reference to the bypass neutral) Frequency 50/60 Auto Selectable...

  • Page 94: Ups Installation For Parallel Rack System

    TEOS 900 Modular USER MANUAL 20-600kVA 9. UPS Installation for Parallel Rack System The chapter introduces how to install and set up the single rack system to parallel rack system. Warning:  The input harmonic current distortion will be higher than 3% and less than 4.5% in parallel rack system.

  • Page 95: Parallel Board Setting And Power Module

    TEOS 900 Modular USER MANUAL 20-600kVA Load AC I/P UPS Rack1 UPS Rack2 Figure 9-2 Parallel System Wiring 9.2 Parallel Board Setting and Power Module 9.2.1 Install Power Module of Rack1 1. The parallel board(s) of the Rack 1, the SW2 must be set to the right side, please refer to the figure 9-2 as below.

  • Page 96: Parallel Function Setting

    TEOS 900 Modular USER MANUAL 20-600kVA For the cabinets which can insert more than 5 power modules, there are two parallel boards inside the cabinet. Both of these two SW2 have to be adjusted simultaneously. 2. Refer to Table 2-1 to set the module address.

  • Page 97: Parallel Cable Connection

    TEOS 900 Modular USER MANUAL 20-600kVA 9.4 Parallel Cable Connection There are two connectors at the end of Parallel Cable, one is 16-pins and the other is 2-pins. Insert the 16-pins connector into the CN7 and 2-pins connector into the CN10. Both racks use the same way to connect the parallel cable.
  • Page 98 TEOS 900 Modular USER MANUAL 20-600kVA Βόλου 7, 183 46 Μοσχ άτο +30 210 9590080 www.tescom-ups.gr Volou 7, 18 346, Moschato, Greece info@tescom-ups.gr...