View Full Version : Hittachi
bernard
26-05-2004, 07:58 PM
Hi All
Installed my first Hittachi inverter today,nice unit and the customer was over the moon with the low noise output but why the change in the louvers they look good but why
Regards bernard
Jasper
27-05-2004, 06:33 AM
Just commisioned my first Daikin VRV+. :)
If you think the Hitachi is quite Have a listen to these babies :D
bernard
27-05-2004, 05:59 PM
:p bet my ones quieter :D
Jasper
28-05-2004, 06:46 AM
How many db @ 10m :rolleyes:
frank
28-05-2004, 05:55 PM
Bernard
Was it the R407C VRF system?
jasper
Did you mean your first VRV on R410a ? ;) (VRV II)
bernard
28-05-2004, 08:37 PM
Hi Frank
Yes 407c Ras 4???
Regards
Bernard
Jasper
29-05-2004, 12:02 PM
Sorry frank :(
VRV II
R410a :D
frank
01-06-2004, 07:33 PM
Some sound pressure levels from the catalogues for the heat pump series for 415v supply
Daikin VRV II on R410a
5hp 54dba
8hp 57dba
10hp 58dba
12hp 60dba
14hp 60dba
16hp 60dba
Hitachi FSG Series on R407C
5hp 53dba
8hp 57dba
10hp 59dba
16hp 62dba
20hp 63dba
Measured at 1m from the unit
Looks like you win Jasper :D Unless it was the 5hp unit you both fitted :D
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