1143W24E4.00 · EV3 200 Web 03/2021
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6.2.2 Defrost with Hours compressor ON
Defrost with Hours compressor ON is set with the following parameters:
Par. Description MU Range
d0
Automaticdefrostinterval.0 = Manual defrost only
N.B.: if d8=3,themaximumintervalisconsidered.
h 0... 99
d8 Defrost interval count mode. 1 = Hours compressor ON; --- 0...4
Operation
When the compressor operating time is the same as time d0,defrostisactivated.
Thecontrolleraccumulatesallthecompressoroperatinghours,eveniftheyarenotconsecutive.
ON
t1+t2+t3 = d0
t1 t2
t3
OFF
ON
OFF
d3
}
}
}
Fig. 17. Modular defrost: Hours compressor ON
6.2.3 Defrost with Evaporator temperature
Defrost with Evaporator temperature is set with the following parameters:
Par. Description MU Range
P3 Evaporator probe operation. 1 = Defrost + fans --- 0...3
d0
Automaticdefrostinterval.0 = Manual defrost only
N.B.: if d8=3,themaximumintervalisconsidered.
h 0... 99
d8 Defrost interval count mode. 2 = Hours evaporator temperature < d9; --- 0...4
d9 Evaporation threshold for automatic count of defrost intervals. °C/°F -99.0...99.0
Operation
Pb2
[°C/°F]
ON
d9
OFF
d3
d0
Fig. 18. Modular defrost: Evaporator temperature