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FläktGroup VEKA ver C Manual

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VEKA ver C
™
SUPPLY AIR UNIT
INTEGRATED CONTROL EQUIPMENT ISYTEQ MINI

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Summary of Contents for FläktGroup VEKA ver C

  • Page 1 VEKA ver C ™ SUPPLY AIR UNIT INTEGRATED CONTROL EQUIPMENT ISYTEQ MINI...

  • Page 2: Table Of Contents

    Supply air unit VEKC - Integrated Control Equipment Curo INNEHÅLL Page Page 1.. ELECTRICAL CONNECTIONS 4. CONTROL PANEL, OPERATIONS, COMMISSIONING 1.1 Motors ....................3 4.1 General ....................10 1.2 Electrical Post heater ..............3 4.2 Home screen..................11 1.3 Main supply ..................3 4.3 Sub menus ..................13 1.4 Connection of control panel ............4 4.4 Date and time, language ..............14...

  • Page 3: Electrical Connections

    Supply air unit VEKC - Integrated Control Equipment Curo 1. ELECTRICAL CONNECTIONS 1. Control board 2. Transformer 230/24 V 3. Terminals 4. Fuse, 24 V, 4 A 1.1 MOTORS 1.3 MAIN SUPPLY The main supply cable must be fitted with an external safety Size Power, kW Current, A...

  • Page 4: Connection Of Control Panel

    Supply air unit VEKC - Integrated Control Equipment Curo 1. ELECTRICAL CONNECTIONS 1.4 CONNECTION OF CONTROL PANEL The control panel is connected when delivered from factory and provided with a magnet for easy handling. For wall mounting see below. 5. Connect the cable to the back of the display as shown above. Note.

  • Page 5: Connection Of External Components

    Supply air unit VEKC - Integrated Control Equipment Curo 2. CONNECTION OF EXTERNAL COMPONENTS 2.4 COOLING COIL, DX Use the control box on the outside of the unit to connect all exter- nal accessories. For information about how to connect available The unit can manage cooling DX, 1-step.

  • Page 6: Extended/Forced Ventilation

    Supply air unit VEKC - Integrated Control Equipment Curo 2. CONNECTION OF EXTERNAL COMPONENTS 2.7 EXTENDED / FORCED VENTILATION 2.8 FIRE PROTECTION FUNCTION For external electronic timer, push button, PIR or other volt free External fire alarm to stop the unit can be connected to terminals contact.

  • Page 7: Wiring Diagram

    Supply air unit VEKC - Integrated Control Equipment Curo 3. WIRING DIAGRAM Control Board Control Board DO10 CP2/DX CP1/SK1 Start Start Loop only with circulation pump Supply Control Board 24 V 230 V Sid 2 Alt. 1 Start Alt. 1 Start Supply fan (2 parallel) Electrical Heater DX Cooling...
  • Page 8 Supply air unit VEKC - Integrated Control Equipment Curo 3. WIRING DIAGRAM Control Board Digital Inputs (DI) Alt. 1 Alarm Alt. 2 Alarm External Timer 1 TMR1 CP1 Heating Electrical Heat. External Timer 2 TMR2 DI10 Alarm Circulation pump CP2/DX cooling Supply Filter Alarm GP1 Alarm External Exhaust Fan FF DI10...
  • Page 9 Supply air unit VEKC - Integrated Control Equipment Curo 3. WIRING DIAGRAM EXTERNAL CONNECTIONS DIAGRAM 24 V Connects directly to the control board Timer function 1 (Default) TMR 1 TMR 2 Low speed When using electrical Normal speed heater, the sensor has High speed to be fitted after the heater For other time functions, see manual.

  • Page 10: Control Panel, Operations, Commissioning

    Supply air unit VEKC - Integrated Control Equipment Curo 4 CONTROL PANEL, OPERATIONS, COMMISSIONING 4.1 GENERAL Use the number buttons to enter a value. This section provides an introduction to the touchscreen LCD Confirm with or cancel with control panel, also known as the ‘Human Machine Interface’, or simply, HMI.

  • Page 11: Home Screen

    Supply air unit VEKC - Integrated Control Equipment Curo 4. CONTROL PANEL, OPERATIONS, COMMISSIONING 4.2 HOME SCREEN STATUS LINE Post-heater active CURRENT SET CLOCK Cooling active POINT VALUE OPERATING STATUS ALARM Manual mode No alarm Automatic mode Alarm B Timer 1 Alarm A Timer 2 Timer 1/Timer 2...
  • Page 12 Supply air unit VEKC - Integrated Control Equipment Curo 4. CONTROL PANEL, OPERATIONS, COMMISSIONING 4.2 HOME SCREEN, CONT. SHORTCUT TO SET THE SHORTCUT TO SET THE TIME SHORTCUT TO COMMISSIONING TEMPERATURE SET POINT AND DATE WIZARD ALARM SELECT OPERATING MODE See section 4.3..

  • Page 13: Sub Menus

    Supply air unit VEKC - Integrated Control Equipment Curo 4. CONTROL PANEL, OPERATIONS, COMMISSIONING 4.3 SUB MENUS USER SETTINGS OPERATING MODES The operating status icon present on the Home Screen dis- plays the current operating mode. To change the operating mode, press the large fan icon located on the Home Screen.

  • Page 14: Date And Time, Language

    Supply air unit VEKC - Integrated Control Equipment Curo 4. CONTROL PANEL, OPERATIONS, COMMISSIONING 4.4 DATE AND TIME, LANGUAGE DATE/TIME SETTINGS To enter the settings menu: 1. Set the date and press the Confirm button. 1. Push the gear cog button. 2 Set the time and press the Confirm button CHOOSE LANGUAGE 2.

  • Page 15: Advanced Settings For Installers And Service Personnel

    Supply air unit VEKC - Integrated Control Equipment Curo 4. CONTROL PANEL, OPERATIONS, COMMISSIONING 4.5 ADVANCED SETTINGS FOR INSTALLERS AND SETTINGS FOR INSTALLERS AND SERVICE PERSONNEL SERVICE PERSONNEL This section provides an overview to the more advanced opera- tions that are available from the Home Screen via the passcode protected Advanced Settings option.

  • Page 16: Commissioning Wizard

    Supply air unit VEKC - Integrated Control Equipment Curo 4. CONTROL PANEL, OPERATIONS, COMMISSIONING 4.6 COMMISSIONING WIZARD There are two ways to start the wizard. 1. Press the question mark on the start screen. The question mark is not shown if the wizard has been started earlier. 2.
  • Page 17 Supply air unit VEKC - Integrated Control Equipment Curo 4. CONTROL PANEL, OPERATIONS, COMMISSIONING Menu 2.2 refers to external exhaust fan if any. Option 2 - Use the numerical keypad, confirm with OPTION 1 OPTION 2 There are two ways to change the fan speeds: When completed, press the confirm button to proceed to next Option 1 –...
  • Page 18 Supply air unit VEKC - Integrated Control Equipment Curo 4. CONTROL PANEL, OPERATIONS, COMMISSIONING Enter desired temperature setpoint value. To end the commissioning wizard press the red cross button. √ Press the to continue to schedules. See section 9.7 If using outdoor temperature compensation or room control also set the minimum and maximum temperature for the supply air.

  • Page 19: Schedules

    Supply air unit VEKC - Integrated Control Equipment Curo 4. CONTROL PANEL, OPERATIONS, COMMISSIONING 4.7 SCHEDULES The controller has three types of internal time schedules: Weekly, Single date and Date period. First, program the weekly schedule with the required times. Then use any single date programs and the period to enter exceptions.
  • Page 20 Supply air unit VEKC - Integrated Control Equipment Curo 4. CONTROL PANEL, OPERATIONS, COMMISSIONING 4.7 SCHEDULES, CONT. EXAMPLE 3 EXAMPLE 2 Below is an example of a weekly schedule configured to run the fans at normal speed from 08.00 to 18.00 Monday to Friday. Below is an example of a weekly schedule configured to run the fans at normal speed from 08.00 to 18.00 Monday to Thursday, At all other times, the fans are configured to run at trickle speed.
  • Page 21 Supply air unit VEKC - Integrated Control Equipment Curo 4. CONTROL PANEL, OPERATIONS, COMMISSIONING 4.7 SCHEDULES, CONT. NOTE!! SINGLE DATE SCHEDULE (1-4) Remember to enable the desired time channels A single date schedule is defined as a one-off schedule that by pressing automati cally starts and finishes on the same date.

  • Page 22: Control Functions

    Supply air unit VEKC - Integrated Control Equipment Curo 5. CONTROL FUNCTIONS 5.1 HEATING AND COOLING 5.2 TEMPERATURE CONTROLS The unit is configured differently regarding to heating and cooling, VEKA has two temperature control options, supply air, and room see below. control.

  • Page 23: Freeze Protection

    Supply air unit VEKC - Integrated Control Equipment Curo 5. CONTROL FUNCTIONS OUTDOOR TEMPERATURE COMPENSATION EXAMPLE 1 The setpoint temperature for supply air can be adjusted up or 1. Setpoint = 18°C down depending on the outdoor temperature. By setting a higher 2.

  • Page 24: Communication

    Supply air unit VEKC - Integrated Control Equipment Curo 6. COMMUNICATION The unit can communicate with a Building Management System (BMS) via Modbus (RS485 and TCP/IP). No other protocols are supported. 6.1 MODBUS, RS485 See table below for connection of Modbus. For more information, see the separate Modbus ins Component Terminal...

  • Page 25: Parameter List

    Supply air unit VEKC - Integrated Control Equipment Curo 7. PARAMETER LIST Incorrect parameter settings may cause malfunction and freezing damage in hot water coil. Therefore all settings has to be made by persons with necessary knowledge. TEMPERATURE STATUS Parameter Type of value Range Unit...
  • Page 26 Supply air unit VEKC - Integrated Control Equipment Curo 7. PARAMETER LIST SETTINGS Parameter Type of value Range Unit Default value Comments Set Date and Time – – – Set Language – – Swedish Login 0000-9999 – 0000 For installers and Service personnel Settings For installers and Service personnel 1.
  • Page 27 Supply air unit VEKC - Integrated Control Equipment Curo 7. PARAMETER LIST Parameter Type of value Range Unit Default value Comments 5.7 Frost protection See section 5.3 Pump stop Yes/No – No = Pumps always running Heating/Cooling = Heating pump is running when there is a heating demand.
  • Page 28 Supply air unit VEKC - Integrated Control Equipment Curo 7. PARAMETER LIST Parameter Type of value Range Unit Default value Comments 7.3 Alarm Delays Fire Alarm 0-9999 External function Sensor Error Supply air 0-9999 Sensor Error Outdoor air 0-9999 Sensor Error Extract air 0-9999 Sensor Error Frost Protection 0-9999...
  • Page 29 Supply air unit VEKC - Integrated Control Equipment Curo 7. PARAMETER LIST Parameter Type of value Range Unit Default value Comments 8.5 Mac address Mac address – – – 8.6 Reset 8.6.1 Soft reset All values are reset except adjusted air Reset –...

  • Page 30: Declaration Of Conformity

    Supply air unit VEKC - Integrated Control Equipment Curo 8. DECLARATION OF CONFORMITY II A ENCLOSURE Försäkran om maskinens överenstämmelse Declaration of Conformity med EG:s Maskindirektiv / with the EU Directive for Machinery, 2006/42/EC EG:s EMC Direktiv / with the (EMC) Directive, 2014/30/EU EG:s Direktiv för energirelaterade produkter / EU Directive for Energy related Products ErP 2009/125/EC Tillverkaren...
  • Page 32 WWW.FLAKTGROUP .COM VEKA ver C ™ FläktGroup is the European market leader for smart and energy efficient Indoor Air and Critical Air solutions to support every application area. We offer our customers innovative technologies, high quality and outstanding performance supported by more than a century of accumulated industry experience.

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