EVCO S.p.A.
EV3 HRV & EVD HRV | Application manual ver. 1.0a | Code 1443DHRVE104
page 3 of 74
SUMMARY
1 INTRODUCTION ...................................................................................................................................... 5
1.1 Models available, purchasing codes and technical features ..................................................................... 5
2 DESCRIPTION ......................................................................................................................................... 7
2.1 Description of EV3 HRV ..................................................................................................................... 7
2.2 Description of EVD HRV ..................................................................................................................... 8
2.3 Description of EV3K11 ....................................................................................................................... 9
2.4 Description of EVJ LCD .................................................................................................................... 10
3 MEASUREMENTS AND INSTALLATION ...................................................................................................... 11
3.1 Measurements and installation of EV3 HRV ........................................................................................ 11
3.2 Measurements and installation of EVD HRV ........................................................................................ 11
3.3 Measurements and installation of EV3K11 .......................................................................................... 12
3.4 Measurements and installation of EVJ LCD ......................................................................................... 13
3.4.1 Models for wall mounting ....................................................................................................... 13
3.4.2 Models for wall mounting with back-slot for flush mounting box ................................................. 13
3.5 Installation precautions ................................................................................................................... 14
4 USER INTERFACE .................................................................................................................................. 15
4.1 Key functions ................................................................................................................................. 15
4.2 Display .......................................................................................................................................... 16
4.2.1 HOME PAGE ......................................................................................................................... 16
4.2.2 Icons .................................................................................................................................. 16
4.3 LED EVD HRV ................................................................................................................................. 19
5 ELECTRICAL CONNECTION ..................................................................................................................... 20
5.1 Example of EV3 HRV electrical connection .......................................................................................... 20
5.2 Example of EVD HRV electrical connection ......................................................................................... 21
5.3 Example 1 of EV3K11 electrical connection ........................................................................................ 22
5.4 Example of EVJ LCD electrical connection ........................................................................................... 23
5.4.1 Models for wall mounting ....................................................................................................... 23
5.4.2 Models for wall mounting with back-slot for in-wall box ............................................................. 25
5.5 Description of connectors ................................................................................................................. 26
5.5.1 Description of connectors for EV3 HRV .................................................................................... 26
5.5.2 Description of connectors for EVD HRV .................................................................................... 28
5.5.3 Description of EV3K11 connectors ........................................................................................... 29
5.5.4 Description of connectors for EVJ LCD ..................................................................................... 30
5.6 Termination resistor for the RS-485 MODBUS line ............................................................................... 31
5.7 Precautions for electrical connection .................................................................................................. 32
6 Menu ................................................................................................................................................... 33
6.1.1 Access levels ........................................................................................................................ 33
6.1.2 Menu settings ...................................................................................................................... 33
6.2 Quick menus .................................................................................................................................. 34
6.2.1 Time band setpoint (EVJ LCD only) ......................................................................................... 34
6.2.2 Time band settings (EVJ LCD only) ......................................................................................... 34
6.2.3 Enabling time bands ............................................................................................................. 35
7 SELECTING THE OPERATING MODES ....................................................................................................... 36
7.1 Selecting the heating/cooling mode ................................................................................................... 36
7.2 Selecting the time band mode .......................................................................................................... 36
7.2.1 Manual mode (t01 = 0) ......................................................................................................... 36
7.2.2 Time band mode (t01 = 1) .................................................................................................... 36
7.2.3 Holiday mode (t01 = 2 or 3) .................................................................................................. 37
8 CONFIGURING A DEVICE........................................................................................................................ 38
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