Fujitsu AUXB12GA* H - 2-7 PROTECTIVE FUNCTION

2-7 PROTECTIVE FUNCTION
02-16
Protective function Detect device Operation
Discharge
temperature
protection 1
Discharge
temperature
protection 2
Discharge temp.
sensor <TH1>
Discharge temp.
sensor <TH1>
Discharge
temperature
protection 3
Discharge temp.
sensor <TH1>
Cool Heat Starting conditions Release conditions
Discharge
temperature
protection 4
Discharge temp.
sensor <TH1>
Discharge
temperature
protection 5
Discharge temp.
sensor <TH1>
Discharge
temperature
protection stop
Discharge temp.
sensor <TH1>
Display
P1
EA11
2-7-1 Discharge temperature protection
Cooling :
Discharge temperature
above 95 C
Heating :
Discharge temperature
above 102 C
Below 90 C
Below 97 C
EEV3 + 30pls/30 sec.
Cooling :
Discharge temperature
Above 107 C
Below 105 C Outdoor unit rotation execution
* After rotation has been
executed once; it is executed
every 15 minutes.
Discharge temperature
Above 105 C
Below 100 C Compressor speed decrease
- 6rps every 30 sec. until it
becomes the cancelation
condition.
Discharge temperature
Above 90 C
(Heating/ Heating main)
EEV’s of operating indoor unit
in heating mode (incl. the
Thermo OFF indoor units)
gradually opens.
(Thermo OFF indoor unit;
max. 200 pls)
Below 85 C
Discharge temperature
Above 95 C
Below 90 C EEV1 and EEV2 operating
outdoor unit +10pls / 30sec
Pattern 1: Discharge
temperature
above 115 C
3 minutes have
elapsed and
Discharge
temperature
below 80 C
Corresponding outdoor unit
stops
Pattern 2
Condition 1 generated
2 times within 40
minutes
Error reset (push
button SW)
executed after
power reset
Corresponding outdoor unit
stops (Permanent stop) &
Error display