
2
Table of contents
General information
Safety ............................................................................................................................................................................................................4
Power supply .........................................................................................................................................................................................4
Introduction ..................................................................................................................................................................................................4
Documentation ......................................................................................................................................................................................4
Unit type ........................................................................................................................................................................................................5
Product description ..............................................................................................................................................................................5
Dimensional drawing ............................................................................................................................................................................6
Functional block diagram ....................................................................................................................................................................7
Accessories ...................................................................................................................................................................................................8
Electrical pre-heating element for frost protection of the unit ...................................................................................................8
Electrical after-heating element with connection box for mounting in duct system ...............................................................8
Water after-heating element incl. control system and connection box for duct installation .................................................8
EM-box ....................................................................................................................................................................................................8
DTBU damper ........................................................................................................................................................................................8
CTS400 Connection Box ......................................................................................................................................................................9
Fire Connection Box ..............................................................................................................................................................................9
Vibration absorbers .............................................................................................................................................................................9
Flexible sound damper .........................................................................................................................................................................9
Pollen filter .............................................................................................................................................................................................9
Cooker hood filter box ..........................................................................................................................................................................9
Nilan User App .................................................................................................................................................................................... 10
Installation
Placement .................................................................................................................................................................................................. 11
Positioning of the ventilation unit ................................................................................................................................................... 11
Top unit ................................................................................................................................................................................................ 11
Mounting the ventilation unit .......................................................................................................................................................... 11
Duct connections ............................................................................................................................................................................... 12
Electrical installation
Electrical connections .............................................................................................................................................................................. 13
Safety ................................................................................................................................................................................................... 13
Connections list .................................................................................................................................................................................. 13
Electrical connection unit ........................................................................................................................................................................ 13
Power supply ...................................................................................................................................................................................... 13
Electrical connections accessories ........................................................................................................................................................ 14
Overview of connection options ..................................................................................................................................................... 14
Overview of connection boxes ........................................................................................................................................................ 15
User selection 1 and 2 (cooker hood) ............................................................................................................................................. 16
Modbus ................................................................................................................................................................................................ 16
Joint alarm ........................................................................................................................................................................................... 17
Fire thermostat / external fire automation system .................................................................................................................... 17
EM-box (damper solution) ................................................................................................................................................................ 18
DTBU damper solution ...................................................................................................................................................................... 19
External pre-heating element ......................................................................................................................................................... 20
Electrical after-heating element ..................................................................................................................................................... 21
Water after-heating element .......................................................................................................................................................... 22
Plumbing installation
Condensate drain ..................................................................................................................................................................................... 23
Connection of water trap ................................................................................................................................................................. 23
Plumbing connection accessories .......................................................................................................................................................... 24
Water after-heating element - duct installation .......................................................................................................................... 24
Fire automation system
General information ................................................................................................................................................................................. 25
Safety ................................................................................................................................................................................................... 25
Usage .................................................................................................................................................................................................... 25
Electrical connection fire automation system .................................................................................................................................... 26
Connection of fire damper ............................................................................................................................................................... 26
Connecting two fire dampers .......................................................................................................................................................... 27
Alarm code .......................................................................................................................................................................................... 28
Start-up and annual testing ............................................................................................................................................................. 28
Schedule for functional testing ....................................................................................................................................................... 29