SiSG121917E
Control Specification
Part 4 Functions and Control
80
4.4 Discharge Pipe Temperature Control
Outline
The discharge pipe temperature is used as the internal temperature of the compressor. If the
discharge pipe temperature rises above a certain level, the upper limit of frequency is set to
keep the discharge pipe temperature from rising further.
Details
Zone
Control
Stop zone
When the temperature reaches the stop zone, the compressor stops.
Dropping zone
The upper limit of frequency decreases.
Keep zone
The upper limit of frequency is kept.
Reset zone
The upper limit of frequency is canceled.
A
(°C)
B
(°C)
C
(°C)
D
(°C)
E
(°C)
120
108
104
102
102
Reset zone
Stop zone
Dropping
zone
Keep
zone
(R22736)
A
C
D
E
B
Discharge pipe
temperat
u
re
