Hitachi RAS-10FSXN - Cancellation of the Outdoor Ambient Temperature Limit

Converted frequency of constant speed compressor
Outdoor unit capacity (HP)
Power supply frequency (Hz)
MC2
14,16 50
18 60
N O T E
The maximum
frequency for the 8 to 18 HP outdoor units is indicated as: Inverter frequency + converted frequency
of constant speed compressor.
6.3.3 Cancellation of the outdoor ambient temperature limit
• Press PSW3 and select the setting condition “1” to “3” at the cancellation of outdoor ambient temperature limit of G5.
Then this function can be set.
• The heating operation is continued under a high outdoor temperature or the cooling operation is continued under a low
temperature.
• The limitation of the outdoor unit temperature area for heating mode is shown in the picture.
Setting condition Operation mode for cancellation
1 Heating
2 Cooling
3 Heating/Cooling
Heating operation
A Indoor suction air temperature
B Operation stoppage area
C Outdoor temperature
The limitation of the permissible outdoor temperature area in
heating operation
(factory-set) as shown in the right figure is
canceled.
Cooling operation
A Stoppage function area
B Indoor suction air temperature
C Outdoor temperature
The limitation of the permissible outdoor temperature area in
cooling operation
(factory-set) as shown in the right figure is
canceled.
0
25
1715 19 26
27
30
A
B
C
(
o
C)
(
o
C)
(
o
C)
(
o
C)
6 Optional functions
132
SMGB0065 rev. 1 - 12/2010