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COMEX COVER MY 30k User Manual

Uninterraptible power supply ups
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Uninterraptible power supply UPS
MY
COVER
30 kVA/kW
User Manual
COMEX S.A.

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Summary of Contents for COMEX COVER MY 30k

  • Page 1 Uninterraptible power supply UPS COVER 30 kVA/kW User Manual COMEX S.A.
  • Page 2 The content of this document is the copyright of the publisher and may not be reproduced without prior permission. The right to modify the design and specifications is reserved without prior notice. Copyright 2020 COMEX S.A. All rights reserved. COMEX S.A.

  • Page 3: Table Of Contents

    Parallel operation ......................22 User manual for the power supply .................... 23 4.1. Power connectors ....................... 23 4.2. Procedures for starting the power supply - single operation ..........24 4.2.1. Boot the UPS from a fully shutdown state ..............24 COMEX S.A.
  • Page 4 Configuration of the UPS operation mode ............... 39 5.11. UPS cleaning mode......................39 5.12. Saving the history of events to USB memory ..............40 5.13. Current alarms ........................ 40 5.14. System speaker ....................... 41 5.15. ON/OFF ........................... 41 COMEX S.A.

  • Page 5: Precautions

    IP20. Normal operation of the device, taking into account the recommended operating procedures, does not pose any threat to the personnel. All maintenance and service procedures require access to the interior of the unit and should only be performed by trained personnel. COMEX S.A.
  • Page 6 Such measures must always be strictly adhered to. Particular attention should be paid to the recommendations regarding local environmental conditions and the provision of protective clothing, first aid and fire fighting equipment. COMEX S.A.

  • Page 7: Installation Procedure

    Any damage found should be reported to the supplier immediately.  Verify the compliance of the supplied equipment with the installation requirements. The power of the power supply is each time described on the label. COMEX S.A.

  • Page 8: Location

    If there is any damage, report it to the supplier immediately. 2.4.1. Unpacking The power supply is delivered in a cardboard box on a wooden pallet. To unpack, remove the cardboard packaging and protective foams inside the packaging. The following shows the device after removing the packaging. COMEX S.A.
  • Page 9 - Protection against excessive moisture and heat sources - Protection against dust, dirt and other contaminants - Adequate fire protection - Working temperature should be in the range of 20-25ºC. At this temperature, the batteries perform at their optimum. COMEX S.A.

  • Page 10: The Appearance And Dimensions Of The Ups

    2.4.2. The appearance and dimensions of the UPS The appearance and dimensions [mm] of the UPS are shown in the figures below: Figure 2.2. Front / side view of the MY 30K UPS Figure 2.3. Bottom view of the MY 30K UPS COMEX S.A.

  • Page 11: Service Space

    For safety reasons, it is required to install appropriate protections in the form of over-current circuit breakers or other protection devices in the UPS supply switchboard. This chapter provides general practical information for installation by qualified electricians. Additionally, COMEX S.A.

  • Page 12: Ups Input Power

    As standard, in the absence of power outages, the charging system is activated after 14 days of the rest period, which is the most optimal value from the point of view of battery life and ensuring the required autonomy. COMEX S.A.

  • Page 13: Power Cables

    The currents given in the table below are for the maximum system power, depending on the system power. The given currents are used to select appropriate protections in the supply, battery and receiving line as well as appropriate cable cross-sections. Currents given for 230 / 400Vac installations. COMEX S.A.

  • Page 14: Connecting The Ac Cables

    3: 3 system. Changing the operating system to the 3/1 mode requires switching the wires located under the mask below the connection terminals and reconfiguring the power supply by bridging the power supply on the bypass terminals and output terminals. Figure 2.7. View of the terminal strip for connecting MY 30K wires COMEX S.A.
  • Page 15 In the case of the configuration of the power supply to the 3/1 mode, switch the wiring of the operating mode according to the connection diagram below, and then bridge the UPS terminal terminals according to Figure 2.11. Figure 2.10. View of the necessary wiring changes from the 3/3 system to work in the 3/1 system COMEX S.A.

  • Page 16: Battery Connection

    UPS inputs described as External battery cabinet 1 and External battery cabinet 2. Both external battery inputs must be connected with external batteries according to the diagram below, depending on the number of strings external: COMEX S.A.
  • Page 17 BATT. N NO.17 NO.18 NO.19 NO.32 …… BATT. + NO.1 NO.2 NO.3 NO.16 Breaker 2 BATT. - …… BATT. N NO.17 NO.18 NO.19 NO.32 …… BATT. + Figure 2-13 Diagram of connection of external batteries with two battery chains COMEX S.A.

  • Page 18: Communication

    Figure 2.24. View of the original terminals for connecting external batteries 2.7. Communication The communication interface of the COVER MY 30K power supply is located on the back of the power supply, and consists of DryContact potential-free connectors (1 and 3), a parallel operation connector (2 - optional), two communication card slots (6 and 7 - optional) and a communication connector Modbus RTU / RS485 (5).
  • Page 19 Table 2.2. Input signals (Dry Contact 2 - input IN.1) Signals available Description When the UPS receives a signal at input IN.1, the UPS generates an Alarm Charging lock and shuts down the battery charging circuit. COMEX S.A.
  • Page 20 The event occurs during normal operation of the UPS from the inverter. Battery mode The event occurs when the UPS is running on battery. Bypass mode The event occurs when the UPS is operating in the bypass. On/Off UPS The event occurs when the UPS is turned on. COMEX S.A.

  • Page 21: Parallel Connection

    The default IP address of the card: 192.168.69.100 (Login: admin / Password: admin). SNMP card Available software compatible with the card can be (Slot 1/2) downloaded from www.comex.com.pl: - WiseClose - WiseFind - WiseInsight COMEX S.A.

  • Page 22: Modbus Rtu / Rs485 Connector

    The RS485 connector enables serial communication with BMS systems via the Modbus RTU protocol. Signals on the RS485 connector - A (+) and B (-) respectively. Attention! The RS485 port cannot be used simultaneously with the RS485 card in slot 2. COMEX S.A.

  • Page 23: Ups Operation Modes

    In the event of maintenance work, or in the event of overload, overheating or other events, the UPS uses a backup power path, the so-called Bypass. Maintenance bypass Bypass input Bypass unit Mains input Output Battery input Power unit Figure 3.1 Block diagram of the UPS COMEX S.A.

  • Page 24: Bypass Module

    3.3.2. Battery operation In the event of a power failure in the network, the power supply inverter uses the energy stored in the battery bank. During a power failure in the network, switching to battery operation takes COMEX S.A.

  • Page 25: Automatic Restart

    50 or 60 Hz. The input frequency tolerance range at which a stable output frequency can be generated is 40-70 Hz. Bypass is not available in this operating mode. In the event of a power failure, the UPS generates the set frequency value using the battery voltage. COMEX S.A.

  • Page 26: Parallel Operation

    In the case of a redundant system, eg N + 1, the failure of a single unit does not affect the operation of other devices, and the system guarantees continuity of uninterrupted power supply for the full power of the designed system. COMEX S.A.

  • Page 27: User Manual For The Power Supply

    - Input breaker - 4, Bypass breaker - 10, UPS output breaker - 9 and Maintenance bypass breaker - 12 ). In the case of internal batteries, battery protection is also used (Battery breaker - 10). Figure 4.1. Location of the power connectors in the MY 30K power supply COMEX S.A.

  • Page 28: Procedures For Starting The Power Supply - Single Operation

    2. Press and hold the PSU's cold start button on the front panel of the PSU until the LCD display is fully initialized. 3. Start the inverter according to the procedure described above (4.2.1). The UPS works in battery mode. The rectifier diode flashes red. COMEX S.A.

  • Page 29: Procedures For Switching The Power Supply Between Operating Modes

    4.3.3. Switching from Bypass to normal operation Press the icon key on the LCD panel, and then confirm that the inverter is turned on with the OK key. The UPS will transfer from Bypass Mode to On-Line Mode. COMEX S.A.

  • Page 30: Switching From The Normal Operation Mode To The Service Bypass Mode

    The UPS emergency shutdown button is located on the front panel of the UPS and is used for emergency shutdown in the event of flooding, fire, etc. Using the EPO switch immediately turns off the rectifier, inverter and disconnects the UPS output voltage and stops the battery charging or discharging process. COMEX S.A.

  • Page 31: Procedures For Starting The Power Supply - Parallel Operation

    Shutting down the system or a single unit from the system is the same as for a single UPS. When one UPS is disconnected, an alarm will occur due to the lack of redundancy in the UPS system. COMEX S.A.

  • Page 32: Lcd Panel Operation

    Battery status. If the voltage is incorrect or not, the icon flashes and lights System output. If the voltage is incorrect or not, the icon flashes and lights up Back to main page. History of events. System parameter settings. Warnings / Alarms Speaker Login On/off COMEX S.A.

  • Page 33: Indications Of The Ups Operating Status On The Display

    ECO mode, frequency converter mode, protection against error. The display in each operating mode is presented in the following pictures. Figure 5.2. Bypass mode Figure 5.3. Normal mode Figure 5.4. Battery mode COMEX S.A.

  • Page 34: Reading The Operating Parameters

    Power supply of the bypass line Clicking the icon on the main page of the display, it allows you to go to the preview of the bypass power supply parameters. The available parameters are described in the picture of the display below: COMEX S.A.

  • Page 35: Rectifier Track Supply

    Clicking the icon on the main page of the display allows you to go to the preview of battery parameters. The available parameters are described in the picture of the display below: Figure 5.3. Information on battery parameters COMEX S.A.

  • Page 36: Ups Output

    Attention! The memory allows you to store 10,000 logged events. If the number of events exceeds this value, the next event will be overwritten with the last one. All records are filtered according to the date and time they were created. COMEX S.A.

  • Page 37: Device Status Information (Run Info.)

    Figure 5.15 UPS event history page 5.4.3. User Log Clicking the "UserLog" icon allows you to go to the information page with the history of changes and switches made by the user, such as system configuration, UPS switching on, UPS shutdown, COMEX S.A.

  • Page 38: Information About The Current Firmware Versions

    UPS. To enter the configuration page, log in to the system by entering a password, which is available to service personnel and persons trained to configure the UPS. COMEX S.A.

  • Page 39: Configuration Of The Operating Mode And Parameters Of The Power Supply

    Configuration of the operating mode and parameters of the power supply Clicking the icon on the settings page, allows you to go to the configuration page of the parameters and operating modes of the UPS. Figure 5.5. Rectifier power supply parameters, bypass and ECO mode settings COMEX S.A.

  • Page 40: Battery Settings

    Standard test allows you to perform a short battery test, deep battery test allows you to discharge them to a low battery voltage, time test. During the test, the UPS shows the current status, the current drawn from the battery and the capacity used. COMEX S.A.

  • Page 41: Drycontact Contact Configuration

    Figure 5.23. DryContact I / O setup 5.7. Modbus communication settings Clicking the icon allows you to go to the settings page of the number identifying the device, the so-called ID and baud rate for Modbus / SNMP protocol. COMEX S.A.

  • Page 42: Display Settings

    UPS has seven built-in languages, incl. Polish, English, Italian, Spanish, Russian, Chinese, Korean. Figure 5.25. Display settings 5.9. Password settings Clicking the icon on the settings page, it allows you to go to the page where you can set a new password. COMEX S.A.

  • Page 43: Configuration Of The Ups Operation Mode

    The purge function is especially important when the UPS operates with a low load level, at low fan speed, which may lead to dust accumulation. COMEX S.A.

  • Page 44: Saving The History Of Events To Usb Memory

    Current alarms Icon in the main window it signals the existence of current alarms and warnings related to e.g. power failure, power supply parameters beyond the permissible operating tolerance, lack of batteries connected, etc. Figure 5.31 Current alarms COMEX S.A.

  • Page 45: System Speaker

    , takes you to the On / Off page of the UPS inverter. Depending on the current operating mode (inverter on or off), you will be redirected to the page shown below. To confirm the operation, press OK. Figure 5.32 Turn on/off inverter COMEX S.A.

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