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SiUS121827E Control Specification
Part 4 Functions and Control 115
A (minutes) 30
B (°C) 4 ~ 12
C (°F) 39.2 ~ 53.6
D (Hz) 43
E (Hz) 72
F (seconds) 60
G (seconds) 120
H (seconds) 650
J (seconds) 60
K (pulse) 480
L (pulse) 480
M (pulse) 480
N (pulse) 480
P (pulse) 240
Q (pulse) 240
Frequency
Compressor
Four way valve
Fan
ON
OFF
ON
OFF
ON
OFF
0 Hz 0 Hz
D Hz
E Hz
5 sec.
PI control
5 sec.
J sec.
(R21926)
F sec.
G sec.
H sec.
Electronic
expansion valve
opening
(operating room)
Electronic
expansion valve
opening (stop
room)
Normal
control
K pulse
zone
N pulse
zone
L pulse
zone
M pulse
zone
Starting
control
Normal
control
P pulse zone
Q pulse
zone
Starting
control
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