Control Specification SiUS122226E
110 Part 4 Functions and Control
4.13 Low Hz High Pressure Limit
Outline The system controls the upper limit of the frequency to prevent abnormal high pressure while the
frequency is low. Control is carried out according to three zones.
Details
2/3/4MXS 5MXS
°C °F °C °F
A Cooling 53 ~ 57 127 ~ 135 43 ~ 58 109 ~ 136
Heating 51 ~ 55 124 ~ 131 48 ~ 54 118 ~ 129
B Cooling 52 ~ 56 126 ~ 133 42 ~ 57 108 ~ 135
Heating 50 ~ 54 122 ~ 129 47 ~ 53 117 ~ 127
C Cooling 49 ~ 53 120 ~ 127 39 ~ 54 102 ~ 129
Heating 47 ~ 51 117 ~ 124 44 ~ 50 111 ~ 122
2/3MXL(H) 4MXL(H)
°C °F °C °F
A Cooling 53 ~ 57 127 ~ 135 43 ~ 58 109 ~ 136
Heating 51 ~ 55 124 ~ 131 48 ~ 54 118 ~ 129
B Cooling 52 ~ 56 126 ~ 133 42 ~ 57 108 ~ 135
Heating 50 ~ 54 122 ~ 129 47 ~ 53 117 ~ 127
C Cooling 49 ~ 53 120 ~ 127 39 ~ 54 102 ~ 129
Heating 47 ~ 51 117 ~ 124 44 ~ 50 111 ~ 122
A
B
C
Highest indoor
heat exchanger
temperature
among
operating rooms
Reset zone
Dropping zone
Keep
zone
(R14587)