Mitsubishi Electric Y Series Manual page 93

Flexible noise setting
The 2-fan models have a quiet noise mode, and the 1-fan models have two super quiet modes in addition to the general
quiet mode, so a suitable noise level can be selected. The pattern can be selected according to customer needs for
low-noise operation.
* Capacity reduction differs according to the mode setting.
* PAC-SC36NA-E is required to activate quiet or super quiet mode.
1-fan type
dB(A)
(Ex) PUMY-SP112VKMD-A/YKMD-A
52
52
49
49
46
42
0
Normal Quiet
Wide operation range
The PUMY-Series has an expanded guaranteed cooling operation range of up to
the outdoor air temperature rises abnormally during the hot summer daytime.
- Inverter technology allows units to operate at outdoor air temperatures as high as 52°C.
- Performs well even in narrow spaces and in multiple installations where heated air may stagnate.
• Cooling operation temperature range
* Depending on the types of indoor units used, the operable temperature range may be between 10°C and 52°C. Refer to the DATA BOOK for details.
* Use of the Air Protect Guide [PAC-SH95AG-E] (optional part) increases the operable temperature range to between -15°C and +52°C. Refer to the DATA
BOOK for details.
External static pressure of 30 Pa
An external static pressure of 30 Pa allows flexible installation.
The outdoor unit can be installed in locations that were not possible before.
It can be installed on balconies in high-rise buildings or spaces near louvers.
*Noise level will increase when using this function.
46
42
Super quiet 1 Super quiet 2
1-fan type
52°C
-5 to
-10 0 10 20
Outdoor unit air intake temperature (for cooling)
* To change the external static pressure of PUMY-P112-140VKM5/YKM4, a
fan motor [PAC-SJ71FM-E] (optional part) is required.
Two super quiet
modes are available
Noise levels can
be reduced up
to 10 dB (A).
2-fan type
52°C
(dry bulb)
30 40 50 60 (°C)
1-fan type 2-fan type
(P112-140VKM5/YKM4)
VKM/YKM-Series
2-fan type
dB(A)
(Ex) PUMY-P112
49
49
46
46
0
Normal Quiet
, so it can be used reliably even if
Operable in temperatures
up to 52°C
93