Page 490 - General Catalogue

Daikin Fresh air package - overview

Why use VRV and ERQ condensing units for connection

to air handling units?

High Efficiency

Daikin heat pumps are renowned for their high while the outdoor air is too cold to be brought
energy efficiency. Integrating the AHU with a heat inside in an unconditioned state. In this case heat
recovery system is even more effective since from the offices is merely transferred to heat up
an office system can frequently be in cooling mode the cold fresh air.

Outside air = 10°C

Fresh air supplied at 21°C.
The temperature difference with
the outdoor air is heated up efficiently
by heat recovery via A/C system

Indoor temperature 22°C,
needs cooling because of solar
radiation.
The excessive heat can be
transferred to the AHU.

Fast response to changing loads
resulting in high comfort levels Easy Design and Installation

Daikin ERQ and VRV units respond rapidly The system is easy to design and install since
to fluctuations in supply air temperature, resulting no additional water systems such as boilers,
in a steady indoor temperature and resultant high tanks and gas connections etc. are required.
comfort levels for the end user. The ultimate is This also reduces both the total system investment
the VRV range which improves comfort even more and running cost.
by offering continuous heating, also during defrost.

Daikin Fresh air package

› Plug & Play connection between VRV/ERQ and the entire D-AHU modular range.
› Factory fitted and welded DX coil control and expansion valve kits.

VRV IV or ERQ
condensing unit

Factory fitted and welded
fresh air package

Electronic expansion
valve (EKEXV) Control box
(EKEQ)

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