Multi-DENCO Medium Connections
FläktGroup DC-2013-0101-GB • Subject to modifications • R5-08/2020 83
6.6.7 F-Version Sizing
– The FreeCool water circuit is individual per Multi-DENCO
®
unit
– The EC water pump fitted within the indoor unit
– A water strainer must be fitted between the indoor and outdoor unit in the FreeCool
Circuit
– FläktGroup recommends installing shut off valves either side of the strainer for easy
maintenance
The FreeCool pump is of a fixed size, therefore interconnecting pipework must be
sized appropriately following the below guidelines:
6.6.8 Connection to outdoor unit (DMOUHM)
Fig. 6-14
Unit size Design
Flowrate
(kg/h)
Design
Flowrate
(l/s)
Pipe
Diameter
(mm)
Available Head
Pressure
(kPa)
030 3600 1.00 35 140
045 6300 1.75 42 140
065 9000 2.50 54 120
Tab. 6-10
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