21
UAB KOMFOVENT we reserve the right to make changes without prior notice
DOMEKT_C8_21-01
4. ELECTRICAL INSTALLATION
Electrical work may only be carried out by a qualified electrician in accordance with the instructions given in this manual
and in accordance with applicable legal requirements and safety requirements. Before performing electrical component
installation:
•
Make sure the unit is unplugged from the mains.
•
If the unit has been standing in an unheated room for a long time, make sure there is no con-
densation inside it and check that the connectors and electronic parts of the connectors are not
damaged by moisture.
•
Check the insulation of the power cable or other cables for damage.
•
Locate the electrical diagram of the unit according to the specific unit type.
4.1. Electrical input requirements
•
The power supply rating for the unit is 230 V AC, 50 Hz.
•
Connect the unit only to suitable power socket with appropriate earthing and meeting the elec-
trical safety requirements.
•
It is recommended to connect AHU to the mains via 16 A automatic circuit breaker with 300 mA
current leakage protection (type B or B+).
•
It is recommended that the control cables be placed at least 20 cm from the power cables, to
reduce the possibility of electrical interference.
•
All external electrical elements must be connected strictly according to the electrical diagram
of the unit.
•
Do not disconnect the connectors by pulling them on wires or cables.
4.2. Connecting electrical components
All internal and external unit elements are connected to the main controller board.
Local network or
internet connection
Control panel
connector
Power supply
connector
Connections for
internal components
Fuse for power supply
Fuse for electric
heaters
Controller board type and QR code
for the Komfovent Control app
ABCD1-
ABCD2-
ABCD3-
ABCD4
C8 ID:
Terminals for connection
of external elements
ABCD1-
ABCD2-
ABCD3-
ABCD4
C8 ID:
Fig. 10.
C8 controller main board
