Swegon CASA W3 XS Smart, Installation, Commissioning And Maintenance Instructions

Page 1: ...W3W4_XS_c_EN t Installation commissioning and maintenance instructions CASA W3 W4 xs Smart ...

Page 2: ...2 3 1 1 Setting the basic airflows 12 3 1 2 Travelling 12 3 1 3 Maximum automatic boost 12 3 1 4 General notifications 12 3 2 Cooker hood function 13 4 Units external connections 14 4 1 Modbus 14 4 2 Switch inputs DI 15 4 3 Voltage inputs AI 15 4 4 Relay outputs 16 4 5 Voltage outputs AO 16 4 6 Smart Access 16 5 Functions and use 18 5 1 Functions 18 5 1 1 Shortcuts 18 5 1 2 Summer night cooling 18...

Page 3: ...or cooker hood The separate extract air duct runs past the heat exchanger The extract air from the kitchen should be conducted to the ventilation unit s extract air duct Note that separate extract air flow affects the ventila tion unit s annual efficiency Condensation The surface temperature of the ventilation unit can drop down to low during periods of extremely low outdoor temperature and depend...

Page 4: ...ed for detached houses multi dwelling houses and holiday cottages less than 150 m2 and W4 for less than 200 m2 detached houses multi dwelling houses and holiday cottages The venti lation unit can be used both for new construction and renovation projects Air flow interval W3 10 80 l s W4 10 97 l s Heat exchanger temperature efficiency up to 82 EN 308 Very low structure Built in humidity sensor as s...

Page 5: ...essary by warmer supply air In Comfort mode the supply air temperature is kept even with the help of partially passing heat recovery i e by controlling the temperature efficiency It must be not ed here that the unit is not able to produce supply air that is cooler than the outdoor air The control mode for the supply air is selected from the temperature control settings The default mode is Eco The ...

Page 6: ...nsmission of sound coming from the rear wall and top of the unit to the room Particularly noteworthy if the unit is not mounted on the ceiling the sound from top of the unit and from the duct connections must be isolated from the room space Connect the extract air from a CASA cooker hood if in stalled via a duct to the extra duct connection spigot on the top side of the ventilation unit which on d...

Page 7: ... above the ventilation unit Run the power supply and control cables through the ceiling mounting bracket Screw the anti vibration mountings in position on the lower edge of the rear wall of the ventilation unit before lifting the unit onto the bracket The ventilation unit s door and heat exchanger can be removed to make it easier to lift the unit See the Service section Lift the ventilation unit s...

Page 8: ...Check whether the ventilation unit is a left or right hand version to be sure to connect the ventilation ducts to the correct duct connections R Right hand version L Left hand version 1 Supply air 2 Extract air 3 Outdoor air 4 Exhaust air 5 Extract air from the cooker hood Install the ducts according to the ventilation drawings Do not mount ducts directly against structural elements to avoid the p...

Page 9: ...of accessories is described in the section Units external connections Connection cables for connection modules and accesso ries are not included in the supply 2 7 Installation of the Smart control panel A maximum of two Smart control panels can be con nected to the ventilation unit These should be con figured with different ID numbers Settings Display Display ID A Smart control panel can be mounte...

Page 10: ...e extract air chamber The position of the sensor package in the ventilation unit is shown in the image below The extract air filter and the heat exchanger must be dismantled from the ventilation unit and the summer bypass damper must be set to the winter position while the installation is performed All sensor combinations are encapsulated in the same way If there is a sensor package version instal...

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Page 12: ...be activated A message will appear on the screen Adjust the fan control for the operating modes Home Away and Boost so that the planned air flow rates are reached 3 1 2 Travelling Travelling mode reduces ventilation unit s power con sumption Travelling mode can be used when the home is empty for long periods Adjust the supply fan control for the Travelling mode The extract air flow is defined auto...

Page 13: ...ommissioning mode Choose commissioning mode The ventilation unit s fans run at the selected speed and functions such as anti freeze protection and heat exchanger by pass are disabled Open the cooker hood damper Define the cooker hood air flows in order to adjust function values Home state Compensation Adjust the Home mode compensation value so that the supply and extract cooker hood air flows are ...

Page 14: ...lectrical box Register access Modbus registers defined in registers list are direct ac cessible without password All defined registers are PLC addresses base 1 Most commonly used registers are listed below Holding control registers 4x5001 38 400 Operating mode 0 Stop 1 Away 2 Home 3 Boost 4 Travelling 4x5018 38 400 Emergency stop 0 Disabled 1 Active 2 Over pressurising 4x5101 Temperature setpoint ...

Page 15: ...ode active when input active 9 Modbus not priority Input status can be read from Modbus 10 Relay control not priority Input status can control relay output 11 Emergency stop resettable Emergency stop activation Emergency stop is reset from user panel 12 External alarm Alarm indication for external devices Accessory Instructions are supplied with accessory 4 3 Voltage inputs AI Unit operating modes...

Page 16: ...arm is active Unit is operating in restricted mode 10 Alarm Output is active when any alarm is active 4 5 Voltage outputs AO External devices or systems can be controlled with analog output 0 10 V SEM SEC module has one analog output AO4 Installation Install device or control cable to AO4 and ground Settings IO settings can be changed in Settings 1234 IO con trols AO4 menu Operations Select requir...

Page 17: ... 6 IO 5 7 GND 8 5 V Out 1 Ventilation units external connections 2 Swegon CASA Smart control panel UP1 3 Swegon CASA Smart control panel UP2 4 Connection points on the ventilation unit IO1 IO2 24 V 5 V selection from circuit board 5 SET module Smart Extension Temperature module connection card for external duct equipment 6 SEC Smart Extension Cable IO extension cable with Modbus RTU single point c...

Page 18: ...t and full boost limit Select Use in Away mode to allow boost in Away mode Select Hood boost to open the damper on CASA Smart cooker hood when summer night cooling is active 5 1 Functions The Smart functions can be activated from the control panel shortcuts Modbus or via external inputs Some of the functions are so called background functions which work by demand Advanced settings can be accessed ...

Page 19: ...he limits 5 1 3 Cooker hood function The cooker hood function balances the air flows when the cooker hood is used This will help to prevent house nega tive pressure and improves fume extraction capability The ventilation boost level during the function can be defined The function starts automatically when the damper in a Swegon CASA cooker hood is opened or when a cooker hood defined IO is active ...

Page 20: ...trol The function is available only on models equipped with VOC sensor The function boosts the ventilation step lessly according to air quality level The function can be activated and level selected from the Settings 1234 Smart Functions Auto Air Quality control menu or from Smart shortcuts menu Auto Air Quality control Level AQ now Boost limit 800 ppm 750 ppm User Full boost limit 1500 ppm The us...

Page 21: ...e setting from the main menu The preset value of the temperature setting refers to the supply air temperature that the unit attempts to reach If room temperature regulation is selected the setting value determines the setpoint value for the room temperature Supply temperature control settings can be accessed from the Settings 1234 Heating Cooling Supply tem perature control menu Control method Con...

Page 22: ...unit works auto matically The level of the anti frost protection can be changed from the Settings 1234 Defrost settings menu Defrost settings Level Supply air limit min 14 C Supply air limit Normal Supply air limit function changes airflows if supply air temperature decreases below minimum limit or below setpoint 5 4 Restoring factory settings Resets all settings made from the control panel except...

Page 23: ...tilation unit s frame during cold period If needed keep the door open for a while before removing the heat exchanger from the unit so that the temperatures have time to equalize and to prevent damage to the seals Withdraw the heat exchanger from the unit for inspec tion Do not damage the heat exchanger fins Make sure that the passages through the heat exchang er are not clogged and clean them e g ...

Page 24: ... release mark When the magnet is in position the summer bypass damper can be opened or closed manually C 1 2 4 4 3 3 5 5 1 Power supply cable 2 Supply air filter 3 Extract air filter 4 Heat exchanger 5 Operating switch 6 Pre heater over temperature protection reset 7 Post heater over temperature protection reset A 2 3 4 5 6 7 1 Service check list Every six month Change filters reset service remind...

Page 25: ... g m 3 0 4 Smart control 1 3 12 6 g m3 The A AQ and RH corresponds CO2 VOC and humidity measurements The AH an AH setpoint are absolute humidity values used by auto humidity control Humidity boost starts when AH is above AH setpoint The control information shows how much different automatic Smart functions boost the ventilation with respect to Home mode The Smart control value shows the total boos...

Page 26: ...small amount of ice or frost may form on the heat exchanger The unit has inbuild diagnostics for malfunction and protective functions to prevent damage Malfunction is indicated with alarm in cooker hood user interface and with digital relay outputs This section contains description of alarms ac tions and troubleshooting Most of the actions listed in alarm description table is allowed only for qual...

Page 27: ...input activated The ventilation unit is stopped by the emergency stop function The emergency stop alarm is reset and unit is started when the input is deactivated The emergency stop resettable alarm is reset from user panel Internal failure 3x6136 10 3x6137 10 Internal temperature critical high Memory read error The ventilation unit runs in a restricted operating mode Restart the ventilation unit ...

Page 28: ...r Release magnet 10 EC circuit card 11 Anti vibration mountings 2 pcs 12 Smart Sensor package humidity sensor SRH Accessories Smart control panel SC10 Modular cable PMK20 Mounting frame with vapour barrier R L W3 PW080YP W4 PW100YP Condensate discharge tube CDH3 Water trap UVL Ceiling mounting bracket R L W3 W03CMB W4 W04CMB Wall mounting bracket WRWMB Set of replacement filters W304F Smart sensor...

Page 29: ... 252 288 324 360 SFP 1 SFP 1 5 100 90 80 70 60 50 40 SFP 1 8 30 0 50 100 150 200 250 300 0 10 20 30 40 50 60 70 80 90 100 SFP 1 SFP 1 5 SFP 1 8 100 90 80 70 60 50 40 0 36 72 108 144 180 216 252 288 324 360 8 2 Air flows EN 13141 4 Air flow Available pressure Pa 8 2 1 W3 8 2 2 W4 Air flow Available pressure Pa Supply airflow Extract airflow Supply airflow Extract airflow ...

Page 30: ...See the section Units exter nal connections 4 Operating switch 5 Air heater pre heating 1000 W X16 X15 X14 X12 X10 X9 X8 X7 T1 X29 INPUT 230V 10A 1 SEC SEM 4 5 6 7 3 8 2 SET 2 SET 1 5 V 24 V IO 2 IO 1 GND 9 UI UI T4 T1 T5 T3 6 Air heater post heating 500 W 7 Damper motor note unit version R L 8 Smart sensorpackage RH RH CO2 accessory RH VOC accessory 9 Switch for summer bypass damper W3 W4 Connect...

Page 31: ... sys tem specific control diagram and description of functions The program can be used to configure the demanded system and accessories The program lists the com ponents required and can be used to determine the control diagram DWG for the system The diagram also contains a description of functions as well as the wiring and configuration procasa swegon com ...

Page 32: ...m cooker hood 125 6 Condensate connection Duct connections W3 1 2 3 4 5 Supply air 125 Extract air 125 Outdoor air 125 Exhaust air 125 Extract air from cooker hood 125 6 Condensate connection 8 7 Measurements 446 467 597 0 105 298 491 597 0 130 432 599 72 160 599 0 120 298 476 0 130 432 599 597 Weight of the unit 45 kg 466 489 Space requirement for ceiling installation ...

Page 33: ... with relay and Modbus RTU in and out connectors Smart Extension Cable SEC IO extension cable with Modbus RTU single point connector Humidity switch 117KKH For the Boost operating mode activation Fireplace function switch 102TKC A push button or remote Fireplace function activation Presence sensor 102LT For Boost or Away mode activation by movement detection Operation mode switch any potential fre...

Page 34: ...ome extract 50 Away supply 40 Away extract 40 Boost supply 65 Boost extract 65 Travelling supply 20 Max Smart boost supply 65 Cooker hood function Home state compensation difference 20 Boost state compensation correction difference 0 Hood boost supply 0 Commissioned ventilation unit serial number User panel Main menu Information Serial number Commissioned by Date ...

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