SiENBE07-618_C
Control Specification
Function and Control
33
3.3.4 3-minute Standby
Turning on the compressor is prohibited for 3 minutes after turning it off.
(Except when defrosting.)
3.3.5 Compressor Protection Function
When turning the compressor from OFF to ON, the upper limit of frequency is set as follows.
(The function is not activated when defrosting.)
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 this temperature from going up further.
Detail
(Hz)
Frequency
(Sec.)
Time
TCG1
(R10540)
TCG2
TCG3
FCG 3
FCG 1
FCG 2
FCG 1
FCG 2
FCG 3
TCG 1
TCG 2
TCG 3
55
70
85
120
200
470
Hz
seconds
Zone
Control
Stop zone
When the temperature reaches the stop zone, the compressor stops.
Drooping zone
The timer starts, and the frequency is drooping.
Keep zone
The upper limit of frequency is kept.
Up zone
The upper limit of frequency is increased.
Reset zone
The upper limit of frequency is canceled.
(°C)
110
(°C)
103
(°C)
101.5
(°C)
100
(°C)
95
(R12014)
°C
°C
°C
Discharge pipe
temperature
Stop zone
°C
Drooping zone
Keep zone
Up zone
Reset zone
°C
SIENBE07-618_C_FRONT.pdf 45
9/02/2011 9:25:05
