Discharge Pipe Temperature Control - Daikin FTKN09NMVJU Service Manual

Control Specification
3.4

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.
Detail
39
B
C
D
Discharge pipe
temperature
Zone
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.
Up zone The upper limit of frequency increases.
Reset zone The upper limit of frequency is canceled.
09/12 class
RKN18NMVJU
(°C) (°F)
A 110 230.0
B 103 217.4
C 98 208.4
D 93 199.4
E 88 190.4
Control
RXN18NMVJU
RK(X)18NMVJU
24 class
(°C) (°F)
110 230.0
103 217.4
101.5 214.7
100 212.0
95 203.0
SiUS041501E
Stop zone
A
Dropping zone
Keep zone
Up zone
E
Reset zone
(R14722)
Function and Control