2
1.
Technical specifications ______________________________________________________________________________________________________ 6
1.1.
General dimensions __________________________________________________________________________________________________________ 6
1.2.
Specific dimensions of the hot water coil ______________________________________________________________________________________ 7
1.3.
Electrical performance data __________________________________________________________________________________________________ 8
1.4.
External connections ________________________________________________________________________________________________________ 8
1.5.
Air duct connections _________________________________________________________________________________________________________ 8
2.
General information __________________________________________________________________________________________________________ 9
3.
On receipt of the equipment __________________________________________________________________________________________________ 9
3.1. Checks _____________________________________________________________________________________________________________________ 9
3.2. Unpacking __________________________________________________________________________________________________________________ 9
3.3. Storage _____________________________________________________________________________________________________________________ 9
4. Disposal ____________________________________________________________________________________________________________________ 9
5.
Packaging and packing _______________________________________________________________________________________________________ 9
6.
Identification and labelling ___________________________________________________________________________________________________ 10
7. Composition _________________________________________________________________________________________________________________11
7.1.
General composition _________________________________________________________________________________________________________11
7.2.
Electrical board _____________________________________________________________________________________________________________ 13
7.3.
Control terminals and user connections ______________________________________________________________________________________ 14
8. Installation _________________________________________________________________________________________________________________ 15
8.1.
Handling in an upright position _______________________________________________________________________________________________ 15
8.2.
Lifting in horizontal position _________________________________________________________________________________________________ 15
8.3.
Installation precautions _____________________________________________________________________________________________________ 15
8.4.
Core drilling of wall or ceiling ________________________________________________________________________________________________ 16
8.5.
Installation and fixing on the ceiling __________________________________________________________________________________________ 17
8.5.1.
Fixing the bracket to the ceiling ______________________________________________________________________________________________ 18
8.5.2.
Fitting the unit to the bracket ________________________________________________________________________________________________ 19
8.5.3.
Installation of the unit in a false ceiling _______________________________________________________________________________________ 20
8.6.
Access to the inside of the unit ______________________________________________________________________________________________ 20
8.7.
Air duct connections ________________________________________________________________________________________________________ 21
8.8.
Connecting the power supply ________________________________________________________________________________________________ 22
9.
Electrical connection of external devices ______________________________________________________________________________________ 23
9.1.
Alarm output (DO5 ) - 24 Vac to be relayed ___________________________________________________________________________________ 23
9.2.
Heat demand output (DO3) - 24 Vac to be relayed _____________________________________________________________________________ 23
9.3.
V3V heat output (AO1 - 0-10 V) ______________________________________________________________________________________________ 24
9.4.
Reduced speed forced operation input (or PV=low speed) (DI3) ________________________________________________________________ 25
9.5.
Normal speed forced operation input (or GV=high speed) (DI4) _________________________________________________________________ 25
9.6.
External stop input (DI5) ____________________________________________________________________________________________________ 26
9.7.
Fire protection input (DI8) ___________________________________________________________________________________________________ 26
9.8.
RS485 communication (MODBUS RTU or BACnet MS/TP) (port P1) ____________________________________________________________ 26
9.9.
TCP-IP communication (MODBUS TCP / BACnet IP / Webserver) (TCP/IP port) __________________________________________________ 27
9.10.
HMI - human/machine interfaces ____________________________________________________________________________________________ 27
9.10.1. General information _________________________________________________________________________________________________________ 27
9.10.2. E3-DSP-CLD _______________________________________________________________________________________________________________ 28
9.10.3. Zehnder ED-Touch __________________________________________________________________________________________________________ 28
9.11.
Remote fire service stop (RFS) _______________________________________________________________________________________________ 28
10.
Condensate drainage _______________________________________________________________________________________________________ 28
10.1.
Drainage by gravity _________________________________________________________________________________________________________ 28
10.2.
Drainage via condensate pump (optional) _____________________________________________________________________________________ 28
10.2.1. General information _________________________________________________________________________________________________________ 28
10.2.2. Composition of the condensate pump kit _____________________________________________________________________________________ 29
10.2.3. Operating principle _________________________________________________________________________________________________________ 29
10.2.4. Maintenance _______________________________________________________________________________________________________________ 30
10.2.5. Performance and operating limits ____________________________________________________________________________________________ 30
10.2.6. Installation of the condensate pump __________________________________________________________________________________________ 30
10.2.7. Installation of the anti-siphoning device ______________________________________________________________________________________ 32
10.2.8. Operational test ____________________________________________________________________________________________________________ 32
10.2.9. Diagnosis __________________________________________________________________________________________________________________ 32
11.
General operation ___________________________________________________________________________________________________________ 33
11.1.
Unit start-up sequence ______________________________________________________________________________________________________ 33
11.2.
Stop sequence _____________________________________________________________________________________________________________ 34
12.
Start / Stop of the unit _______________________________________________________________________________________________________ 34
13.
Starting up the unit __________________________________________________________________________________________________________ 34
14.
Setting up the controller and functions ________________________________________________________________________________________ 35
14.1.
Access level selection _______________________________________________________________________________________________________ 35
Contents
Zehnder Eversky
