SystemAir SAVE VTC 500 Service & Accessories Installation Manual
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SystemAir SAVE VTC 500 Service & Accessories Installation Manual

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SAVE VTC 500
Service & Accessories Installation Manual
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Document in original language | · 01_1.8.0

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  • Page 1 SAVE VTC 500 Service & Accessories Installation Manual Document in original language | · 01_1.8.0...
  • Page 2 This also applies to products already ordered, as long as it does not affect the previously agreed specifications. Systemair is not liable or bound by the warranty if these instructions are not adhered to during installation or service. | 01_1.8.0...

  • Page 3: Table Of Contents

    Contents Overview ............1 Internet Access Module (IAM) ....31 7.1.1 Setting up remote control of Warranty ..........1 the unit ........31 Type label..........1 Indoor air quality sensors ....... 33 Disposal and recycling ......1 Temperature control ......34 Important Safety Information ......1 7.3.1 Internal electrical Intended Use.........2...

  • Page 5: Overview

    For the assertion of warranty claims, the products must be correctly connected and operated, and used in accordance with the data sheets. Further prerequisites are a completed maintenance plan with no gaps and a commissioning re- port. Systemair will require these in the case of a warranty claim. Type label Before calling your service representative, make a note of the specification and production number from the type label, which can be found on the side of the units, next to the external connections.

  • Page 6: Intended Use

    | Important Safety Information Intended Use • Abide by the system-related conditions and requirements of the system manufacturer or plant constructor. • Keep all the warning signs on the device and in a legible condition. • The device is not to be used by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction.

  • Page 7: Declaration Of Conformity

    Heat recovery ventilation unit: SAVE VTC 500 (The declaration applies only to product in the condition it was delivered in and installed in the facility in accordance with the included installation instructions. The insurance does not cover components that are added or actions carried out subsequently on the product).

  • Page 8: Technical Data

    Configuration General SAVE VTC 500 has a modern touchscreen LCD control panel, simply known as HMI — Human Machine Interface. The touchscreen display provides information about current state of the unit and allows you to control all system functions. Settings are done by touching the icons or options. The touch screen is sensitive and it is not necessary to press too hard.

  • Page 9: Menu Overview

    Configuration | Menu overview A. Return to home screen B. Basic read-only information about the unit C. Currently active alarms and alarm history D. Configure and check week schedule E. Check and change remaining time till filter change F. General system preferences G.
  • Page 10 | Configuration Settings of all modes can be modified in Service menu. 4.5.1.1 Permanent modes Permanent modes are always active unless interrupted by temporary modes, activated user functions or alarms: Icon Text Description Automatic airflow control. AUTO mode is available for selection when Demand Control, Week Schedule and/or external fan control functions are configured, otherwise AUTO mode icon won’t be visible in active user modes menu.
  • Page 11 Configuration | Icon Text Description Function sets speed of supply air fan to High level and extract air fan to Low level to increase air pressure within the apartment for better dust collection Central through central vacuum cleaner. Vacuum Function can be activated via digital input — Central Vacuum Cleaner Cleaner Function.

  • Page 12: Temperature Settings

    | Configuration Fig. 2 Hierarchy of user modes and digital inputs Modes are listed from the highest to lowest priority; A — user modes that can be activated from the control panel; B — user modes and functions activated via digital input 4.5.2 Temperature settings Temperature can be set at SET TEMPERATURE menu accessible from the home screen by touching...

  • Page 13: Airflow Settings

    Configuration | If the temperature is very low and the heater is activated during the nighttime (even with lowered temperature set- point), then during the upcoming daytime indoor temperature will be increased using the heat exchanger so that accu- mulated heat could be used during the next cold nighttime, the lowered setpoint for the heater remains. ECO mode will have impact for the following user ECO mode is always activated by the following modes: functions/modes if selected:...

  • Page 14: Description Of User Function Icons

    | Configuration List of active alarms. See List of active user functions. chapter 4.7.2.3 for more See chapter 4.6 for more information. information. Touching any of these lines will move you to the next page with more detailed list and information about each alarm or active user function.

  • Page 15: Main Menu

    Configuration | Configurable digital input for custom user function. Airflow levels for both fans Configurable are freely configurable. Digital Input Low–priority function. Configurable digital input for pressure guard connection. Airflow levels for both Pressure fans are freely configurable. Guard Main menu User settings and advanced settings 4.7.1 Unit Information...

  • Page 16: Alarms

    | Configuration 4.7.2 Alarms A detailed information about active system alarms and alarm log of last 20 events. 4.7.2.1 Active Alarms Alarm screen is empty if there are no active or logged alarms. Press HELP button on the active alarm to access FAQ and troubleshooting (if available). Press ACKNOWLEDGE on the in- dividual alarm to clear it.
  • Page 17 Configuration | Alarm name Explanation Do the following Flow or pressure alarm for extract Check that air tube for pressure Extract air fan control error air. The pressure is bellow pressure sensor is connected properly and limit. cable is not damaged. Contact your installation company or •...
  • Page 18 | Configuration Alarm name Explanation Do the following Indicates supply air temperature Check that sensor is connected Supply air temperature sensor sensor malfunction. properly and cable is not damaged. Contact your installation company or place of purchase. Room air temperature sensor Indicates room air temperature Check that sensor is connected sensor malfunction.

  • Page 19: Week Schedule

    Configuration | Alarm name Explanation Do the following Overheat temperature Temperature after reheater is too Alarm is possible if supply airflow is high. too low when the reheater is Active: (Overheat temperature switched on. sensor measures > 55°C) Check the supply airflow. Returned: (Overheat temperature Check that intake grille is not sensor measures <...

  • Page 20: Filter

    | Configuration To configure the schedule: 1. Set the time. Touch the START TIME or END TIME values to change time. Use arrow buttons to increase or decrease value. Confirm with OK button. Note: Scheduled time can start but never end at midnight (00:00). The latest END TIME period is 23:59. Scheduled time cannot go to the next day.

  • Page 21: Service

    Configuration | Switch between 12 and 24 hours time format. • Contact information: contractor, installer, service, phone, website, e-mail, etc. • Display settings: screen brightness and screen behavior in standby mode. 4.7.6 Service All unit parameters and settings can be changed in the Service menu. The Service menu is locked by default and it is necessary to enter a password (default password is 1111).
  • Page 22 | Configuration Table 2 Overview of input configuration Analog inputs Digital inputs Universal analog inputs Universal digital inputs Input type Input type Input type Input type Value Polarity Analog type Digital type Compensation Value Value Polarity Value 4.7.6.2 Output Configuration of outputs. Settings for analog, digital and universal output terminals on the main board and connection board, configuration of functionality.
  • Page 23 Configuration | Options: Yes / No. • Choose bypass damper location if heat exchanger type Plate is selected. Default setting is based on unit type. Supply / Extract • Set actuator type. Default setting is based on unit type. Range: 0–10 V / 2–10 V / 10–0 V / 10–2 V. Heater •...
  • Page 24 | Configuration Temperature Control • Configure temperature controller. Choose control mode: Available modes: Supply air temperature control / Room temperature control / Extract air temper- ature control Note: Room temperature control mode requires an accessory to measure room temperature. • Choose temperature unit. Default setting is Celsius. Available units: Celsius / Fahrenheit •...
  • Page 25 Configuration | Pressure Setting Flow (CAV) Manual External (VAV) SAF K-Factor Set K factor for range: 0–1000 supply air fan and extract air EAF K-Factor range: 0–1000 fan. Default settings are based on unit type. Outdoor A purpose of this function is to protect the unit from freezing by creating an unbalanced airflow Compensation at extreme winter temperatures or to limit supply of cold/hot outdoor air at extreme winter/ summer conditions with balanced ventilation.
  • Page 26 Fan speed differ for each household because of different unit size, duct system and system pressure. In order to find correct fan speed, external tool must be used at Systemair website. 1. Go to Systemair website and find your unit.
  • Page 27 Configuration | 4.7.6.5 User Modes Set airflow level, duration and offset for each user mode. Set supply and extract air fan levels, default duration and temperature offset where available for user modes: • Away • Central Vacuum Cleaner • Cooker Hood •...

  • Page 28: Help

    | Configuration 6. If password is correct and connection to Wi-Fi network is successful, IAM will establish connection to server auto- matically. The LED of IAM will start blinking slowly in green colour. • Reset WLAN settings when needed. 4.7.6.7 Logs Information about alarms, fans and parameters are stored in Logs menu.

  • Page 29: Electrical Connections

    Fig. 6 Print card position Main board layout The SAVE VTC 500 is equipped with built-in regulation and internal wiring. The figure shows the main circuit board. See wiring diagram for more information. Fig. 7 Main circuit board connections...

  • Page 30: External Connections (Connection Board)

    | Electrical connections Position Description Main circuit board Connection to the external connection box Terminals for a heater Terminals for a TRIAC Terminals for the mains power supply Terminals for power supply of extract air fan Terminals for power supply of supply air fan Terminals for internal relative humidity/temperature sensor Analog input 1 —...

  • Page 31: Service

    Service | Position Description Digital input configured for cooker hood. UI3–5 Freely configurable Universal input. Can be configured to act as Analogue input (0–10V) or as Digital input (24V). None/Input type selection in HMI (NC or NO polarity). Maximum current 200mA at 24VDC +-10%. Service Warnings Danger...

  • Page 32: Internal Components

    | Service Internal Components Fig. 9 Components Position Description Fan, supply air Fan, extract air Filter, outdoor air Filter, extract air Defrost damper Motor, defrost damper Heat exchanger Condensation tray Condensation drain Print card with terminals Temperature sensor, supply air Temperature sensor, outdoor air Relative humidity/Extract air temperature sensor Fast couplings for supply air fan...

  • Page 33: Troubleshooting

    Bypass Damper appears in the HMI. 6.2.1.4 Heat exchanger SAVE VTC 500 is equipped with a highly efficient, counter flow plate heat exchanger. Required supply air temperature is therefore normally maintained without adding additional heat.
  • Page 34 | Service Action Malfunction 1. Check the HMI for alarms. 2. Check that all fuses and fast couplings are connected (main power supply and fast Fans do not start couplings for supply and extract air fans). 3. Check that the week schedule is ON and running in AUTO mode. The week schedule might be in OFF mode with the air flow set to OFF (chapter 4.7.3).

  • Page 35: Accessories

    Accessories | Accessories SAVE VTC 500 have many available accessories that can be used to expand functionality of the unit and increase com- fort level. Recommended accessories can be always found at Systemair website www.systemair.com by searching the article number or the name of the desired accessory.
  • Page 36 • D1 — Download and install Systemair mobile application on your device. Systemair mobile application is available for both Android and iOS mobile operating systems. • D2 — Systemair web application does not require installation and can be accessed directly through the website (homesolutions.systemair.com ) by using any web browser.

  • Page 37: Indoor Air Quality Sensors

    • 3 — Extract air • 4 — Exhaust air Component/product — Article number: • Systemair-1 CO2 duct sensor — 14906 • Systemair-E CO2 sensor — 14904 • Room sensor 0-50C (temperature) — 211525 • Systemair-E CO2 RH Temperature — 211522 Installation and connection 1.

  • Page 38: Temperature Control

    | Accessories 4. Configure room temperature sensor: Go to Input menu. Select ANALOG tab. Select the analog input to which the sensor is connected. Example if it is connected to AI6 on the connection board, then select ANALOG INPUT 6. Select input type as Room Air Temperature Sensor (RAT).

  • Page 39: Electrical Duct Pre-Heater

    Accessories | 3 Lead reheater control, TRIAC and overheat protection sensor wires through separate holes in the panel (pos. 3) to electrical connections compartment. • Connect reheater control wires to the terminal block marked as HEATER (pos. 4) on the main cir- cuit board.

  • Page 40: Duct Water Heater

    | Accessories • PH — electrical pre-heater • ECT — extra controller temperature sensor • OAT — outdoor air duct temperature sensor • RL — relay • 1 — Outdoor air • 2 — Supply air • 3 — Extract air •...
  • Page 41 Accessories | • WH — water heating battery • FPT — frost protection sensor • SAT — supply air temperature sensor • S — actuator for valve • 1 — Outdoor air • 2 — Supply air • 3 — Extract air •...

  • Page 42: Duct Water Cooler

    | Accessories Note: A duct temperature sensor can be connected to analog inputs 6–7 on the connection board for better access and then configured as a supply air temperature sensor. However the internal supply air temperature sensor must be disabled in the control panel first. 7.

  • Page 43: Change-Over Coil For Heating/Cooling Function

    This description explains the most common solution for connecting and controlling heating and cooling with a water coil and a heat pump. Please always check with your local “Systemair” consultant if your different solution for change-over function is supported by SAVE units.
  • Page 44 | Accessories Note: A duct temperature sensor can be connected to analog inputs 6–7 on the connection board for better access and then configured as a supply air temperature sensor. However the internal supply air temperature sensor must be disabled in the control panel first. 6.

  • Page 45: Airflow Control

    Accessories | Airflow control 7.4.1 VAV/CAV conversion kit The VAV/CAV conversion kit is used for VAV/CAV control of residential units. Note: The accessory package contains all needed parts for VAV conversion, however for use with CAV, an IRIS damper or a similar device with known K factor has to be purchased. Component/product —...

  • Page 46: Pressure Guard

    | Accessories Note: 24 VAC dampers can be powered and controlled only by using a relay mounting kit with a transformer (article number: 153548). This installation procedure describes how to connect dampers powered by 230 V~ with a relay mounting kit without transformer (article number: 153549).

  • Page 47: Multiple Control Panels

    Accessories | 1 Mount a differential pressure switch. Set the pressure switch to the lowest possible pressure. 1. A differential pressure switch 2. Metal tube 3. Exhaust air direction 4. Exhaust air duct 2 Install a rubber bush in the duct. Insert the S-shaped copper pipe into the rubber bushing so that it points towards the air flow (i.e.

  • Page 48: Presence Detector

    | Accessories • DP — diverting plug • HMI — control panel Component/product — Article number: • CE/CD-diverting plug 4pin — 37367 • CEC Cable w/plug 12m — 24782 • CEC Cable w/plug 6m — 24783 • HMI White — 138077 •...
  • Page 49 Accessories | Configuration 1. Go to Service menu 2. Enter password (default 1111) 3. Go to Input menu. Select UNIVERSAL tab. 4. Select the universal input to which wire from the push button is connected. If, for example, it is connected to UI3 on the connection board, then select UNIVERSAL INPUT 3.
  • Page 50 Systemair UAB Linų st. 101 LT–20174 Ukmergė, LITHUANIA Phone +370 340 60165 Fax +370 340 60166 www.systemair.com...

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