MCAC-VTSM-2014-04
R410A DC Inverter VRF V4 Plus Individual Series 50Hz
6
General Information
3.3 Enhanced comfort
3.3.1 Intelligent soft start technology
3.3.2 Night silent operation mode
Midea's Night Silent Mode feature which is easily set on the PCB board allows the unit to be set to
vary time options during Non-Peak and Peak operation time optimizing the units noise output.
Extra silent operation mode can reduce sound level further, minimum 46.8dB (A).
Night silent operation will be activated X hours after the peak temperature during daytime, and it
will go back to normal operation after Y hours.
Model 1
→
X: 6 hours, Y: 10 hours Model 2
→
X: 8 hours, Y: 10 hours
Model 3
→
X: 6 hours, Y: 12 hours Model 4
→
X: 8 hours, Y: 8 hours
Notes:
This function can be activated by setting at site. Temperature (load) curve shown in the graph is just an example.
3.3.3 Intelligent defrosting raises heat capacity
noise
08:00
100
50
14:00
22:00
08:00
Peak value of ambient temp.
N
oi
s
e
dB
Lo
a
d
%
C
a
pa
c
it
y
%
8hrs
10hrs
Night silent Mode
Max.-10dB(10Hp)
8hrs
10hrs
Night silent Mode
Max.-10dB(10Hp)
End
Start
End
Start
defrost
DC inverter compressor soft start function reduces strike to the
electric network. This kind of high-performance and low sound scroll
compressor operates at a faster rate when starting, reducing start-up
time. It also helps the unit to quickly adjust the room temperature to
the set level.