(21) Heating high pressure control
(a) Starting condition
When the indoor heat exchanger temperature (Th2) has become higher than the start temperature for 1 minute continuously.
(b) Contents of control
Compressor stop
(c) Release condition
When the indoor heat exchanger temperature (Th2) has become lower than the release temperature.
Item
Room
temperature (Th1)
Release temperature
Start temperature
Th1 <= 24°C
48.5°C
62°C
24°C < Th1<=27°C
47.5°C
61°C
27°C < Th1
46.5°C
60°C
(22) Heating overload protective control
(a) Operating conditions
(b) Detail of operation
(c) Reset condition
Tho-A
Tho-A
(Upper limit 9th speed)
(12) Current cut
(a) Purpose:
(b) Detail of operation:
(13) Outdoor unit failure
(23) Indoor fan motor protection
compressor command
300
-
(Model SCM40, 45, 50, 60, 71, 80 only)
min
-1
-
160
-
'16 • SCM-T-199
