Daikin ERQ, Руководство по обслуживанию

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ESIE09-05 Protection Control
Function 35
4.3 Discharge Pipe Protection Control
This discharge pipe protection control is used to protect the compressor internal temperature
against a malfunction or transient increase of discharge pipe temperature.
[INV compressor]
In discharge pipe temp.
protection control
HTdi>115˚C
Tp>135˚C
HTdi :Value of INV compressor discharge pipe
temperature (Tdi) compensated with
outdoor air temperature
Tp : Value of compressor port temperature
calculated by Tc and Te, and suction
superheated degree.
or
Discharge pipe protection
control not limited
INV upper limit frequency:
1-step down from current
compressor frequency
INV upper limit frequency: 1-step up
from current compressor frequency
36 Hz Unload
HTdi>115˚C
Tp>135˚C
or
HTdi>135˚C
HTdi>120˚C for 10 min. or more.
or
HTdi<110˚C
Tp<125˚C
&
After 30 sec.
After 20 sec.
HTdi>130˚C
HTdi>120˚C
for 90 sec.
or more.
or
HTdi<100˚C
Tp<110˚C
&
When occurring 3 times within 100 minutes,
the malfunction code “F3” is output.
Discharge pipe
temperature standby
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