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Subject to alterations

 

 

Page 4 of 34 

 

Before starting 

 

Please check that the following documents have been supplied with the unit:  

Installation instructions (this manual)  

Operating instructions for CTS 602 controls 

Wiring diagram 

 

 

 
Should you have any questions on how to operate the system, contact your nearest Nilan dealer, 
who you can find at 

www.nilan.dk/dealers

 

 
Compact  Polar  Køl  Sol  EK  3/9  is  a  heat  recovery  ventilation  system  with  a  capacity  of  up  to 
330m

3

/h  at  100Pa  external  counter  pressure.  The  energy  of  the  exhaust  air  is  transferred  via  a 

heat pump to a 180litres hot water tank as first priority and to the inlet air as second priority.  
 
The system can be equipped with G4 duct filter. Other optional extras are also available, including 
hygrostat and pollen filter unit.  
 
The system is operated via CTS 602 controls offering a wide range of functions, including menu-
based operation, weekly programming, timed filter alarm, fan speed adjustment, etc. The CTS 602 
controls are described in a separate manual supplied together with the system.  
 
For details of spare 

parts and accessories under Figure 22 “accessories” 

 
Compact Polar Køl Sol EK 3/9 is supplied in a white Aluzink cabinet, fully tested and ready to op-
erate. Installation and start-up must only be performed by a qualified electrician. 
 

 

Summary of Contents for Compact Polar Cool Sun EK 3 kW

Page 1: ...Version 10 00 13 04 2015 Software version 2 30 Compact Polar Cool Sun EK 3 kW Compact Polar Cool Sun EK 9 kW Installation instruction CTS 602 by Nilan...

Page 2: ...talog 28 Adjustment of EK for water borne system 29 Principle diagram 29 Fault finding 30 Maintenance 31 Energy saving 33 Accessories spare parts 34 Figure table Figur 1 CTS 602 Control Panel 5 Figur...

Page 3: ...ns Page 3 of 34 Figur 18 The Preset Menu 25 Figur 19 The Manual Menu 26 Figur 20 The Modbus Menu 27 Figur 21 The Datalog Menu 28 Figur 22 Air Filter change 31 Figur 23 Safety Switch 32 Figur 24 Access...

Page 4: ...heat pump to a 180litres hot water tank as first priority and to the inlet air as second priority The system can be equipped with G4 duct filter Other optional extras are also available including hyg...

Page 5: ...for the CTS 602 control panel The control panel must be connected to the CTS 602 controls using twisted pair cable type 2x2x0 25mm2 max length 50m The CTS 602 control panel should be installed in a d...

Page 6: ...ps it is important that the straps has an angle of maximum 45 C off perpendicular Individual connectors have been marked out at the factory to facilitate installation Please note the attached labels T...

Page 7: ...he building The rear angular slide bar of the base frame of the Compact Polar K l Sol EK 3 9 can be removed in order to make it possible to push the unit towards the wall to hide water connections etc...

Page 8: ...flow heat exchanger T5 Condenser T6 Evaporator T7 Inlet air after the electrical heating sur face T2 is change to T7 by mounting Heating surface T10 Exhaust The temperature is shown in the Show data m...

Page 9: ...in water trap The condensation outlet must be led frost free with a steady decline of at least 1 cm m to the nearest drain The safety valve overflow must also be led to a drain In order to prevent ice...

Page 10: ...the recirculation connector of the tank after inserting a 80cm long circulation pipe optional accessory into the tank See figure 3 below If hot water circulation is not required the connector and fitt...

Page 11: ...ag Warm Wasser Hot water connection Sortie eau chaude 12 Koldt vandsindtag Kalt wasser Cold water connection Alimentation eau froide 14 Retur suppleringsspiral R cklauf Sol Return supplementary coil R...

Page 12: ...insulating material be used If ducting is installed in an unheated room it is inad visable to switch the system off for prolonged periods as air from heated rooms will rise into the ducting and conden...

Page 13: ...has a supplementary heating element of 1 5kW The heating element can be activated and de activated via the CTS 602 control see the Hotwater menu The temperature at which the heating element should be...

Page 14: ...nstructions on everyday operation of the CTS 602 controls please refer to the accompanying CTS 602 operating instruc tions On the CTS602 control panel press ESC to return to the previous menu qp to sc...

Page 15: ...lay Press ENTER to activate the SERVICE menu It is then possible to scroll through the SERVICE menu options using the pq buttons The options available on the SERVICE menu are shown in the figure below...

Page 16: ...the menus or to adjust the setting of an activated menu option ENTER to activate a menu option ENTER to confirm a menu option setting OFF switch off the controls ON to switch on the controls HOTWATER...

Page 17: ...nu option setting OFF switch off the controls ON to switch on the controls HOTWATER ENTER EL SUP ON EL SUP ON LEGIONEL MON ENTER ENTER ENTER ENTER ENTER EL SUP OFF LEGIONEL OFF LEGIONEL OFF A weekday...

Page 18: ...or to adjust the setting of an activated menu option ENTER to activate a menu option ENTER to confirm a menu option setting OFF switch off the controls ON to switch on the controls HOTWATER DEFROST F...

Page 19: ...ion ENTER to confirm a menu option setting OFF switch off the controls ON to switch on the controls INLET HEATING AIR EXCHANGE ENTER SERVICE ENTER DEFROST INLET CONTROL TEMP CONTROL PRESET OFF RESTART...

Page 20: ...controls ON to switch on the controls INLET HEATING DEFROST ENTER HOTWATER AIR EXCHANGE INLET CONTROL SERVICE ENTER TEMP CONTROL RESTART OFF MANUAL OFF PRESET OFF ROOM CONTROL AIR QUALITY NO FROST T4...

Page 21: ...ANGE DEFROST INLET CONTROL SERVICE ENTER RESTART OFF MANUAL OFF PRESET OFF ROOM CONTROL EXTERNAL 1 C AIR QUALITY Option for an extra heating element via relay output R8 R8 is an accessory and the opti...

Page 22: ...scroll upwards or downwards through the menus or to adjust the setting of an activated menu option ENTER to activate a menu option ENTER to confirm a menu option setting OFF switch off the controls O...

Page 23: ...ption ENTER to confirm a menu option setting OFF switch off the controls ON to switch on the controls INLET HEATING ROOM CONTROL TEMP CONTROL HOTWATER AIR EXCHANGE DEFROST INLET CONTROL SERVICE ENTER...

Page 24: ...scroll upwards or downwards through the menus or to adjust the setting of an activated menu option ENTER to activate a menu option ENTER to confirm a menu option setting OFF switch off the controls O...

Page 25: ...tion ENTER to activate a menu option ENTER to confirm a menu option setting OFF switch off the controls ON to switch on the controls INLET HEATING HOTWATER AIR EXCHANGE DEFROST INLET CONTROL SERVICE E...

Page 26: ...off the controls ON to switch on the controls HOTWATER AIR QUALITY AIR EXCHANGE DEFROST INLET CONTROL SERVICE ENTER TEMP CONTROL PRESET OFF ROOM KONTROL RESTART OFF MANUAL OFF MANUAL OFF ENTER MANUAL...

Page 27: ...to adjust the setting of an activated menu option ENTER to activate a menu option ENTER to confirm a menu option setting OFF switch off the controls ON to switch on the controls MODBUS ADR 30 HOTWATER...

Page 28: ...shared log variables Din and Dout On the CTS602 control panel press ESC to return to the previous menu qp to scroll upwards or downwards through the menus or to adjust the setting of an activated men...

Page 29: ...ct to alterations Page 29 of 34 Adjustment of EK for water borne system The thermostat for EK is set at the desired inlet temperature 1 C 40 C The circulation pump is activated by ON OFF Principle dia...

Page 30: ...es lower than 6 C Compact Polar K l Sol EK 3 9 is operating but there is no hot water Check whether the tank has been emptied of hot water If the system is equipped with a circulation pump but the cir...

Page 31: ...anode must be checked to ensure that monitoring of the anode is intact o The wire yellow green is dismantled at the anode This produces the ALARM 70 LED flashing o The wire yellow green is reassemble...

Page 32: ...Subject to alterations Page 32 of 34 Figur 23 Safety Switch Tilbeh r Zubeh r Accessories Accessoires...

Page 33: ...very large hot water demands Please see CTS 602 directions The ventilation speed should not be set higher than necessary Avoid hot water circulation Spread out the bathing times as the Compact Polar K...

Page 34: ...1 Sensor for relative humidity Humidity sensor 1 23997 Sensor for CO2 in the air CO2 Sensor 1 239995 CTS 602 control PCB 1 229933 CTS 602 control panel complete 1 2398 Heating Cable for condensate dra...

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