Daikin VAM350J VEB Series User Reference Manual page 88

17 | Configuration
Supply Fresh-up
Detail Supply air volume can be set at a higher level
than the exhaust air by the controller.
Main effects ▪ Prevents inflow of toilet odours.
▪ Prevents inflow of hot/cold outdoor air.
Application Offices, etc.
a
Example
c
Installer and user reference guide
88
Function
The unit performs overcharged operation to prevent odour flowing back.
Necessary parts
Operation contact of exhaust ventilation fan (field supply)
Example of control wiring:
b
a Connecting line can be extended to up to 50 m
b Fan (field supply)
c PCB
System description:
a
a Local ventilation fan
b Power supply
You can select either excessive supply mode or excessive exhaust mode. This
function creates a more comfortable environment.
b d
a Part of supply fresh-up operation
b Air exhaust
c Air supply
d Heat reclaim ventilation unit
e Normal ventilation fan
f Part of exhaust fresh-up operation
g Air exhaust
h Patient room
If an external fan is connected to J1 and JC, take the following into account:
a
J1
c
JC
b
Exhaust Fresh-up
Exhaust air volume can be set at a higher level
than the supply air by the controller.
▪ Prevents outflow of airborne infectants from
hospital rooms.
▪ Prevents outflow of odours from rooms in
nursing homes.
Hospitals, nursing homes, etc.
e g c
f
d
h
VAM350~2000J*VEB*
Heat reclaim ventilation unit
4P664012-1A – 2024.01