Daikin BRC7E65 Spezifikationen Seite 60

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Seitenansicht 59
Si38-606 Special Control
Function 49
3. Special Control
3.1 Startup Control
3.1.1 Startup Control in Cooling Operation
Actuator Operation Remarks
Compressor Differential pressure control
Compressor operating frequency
increases by 2 step / 20 sec until
Pc - Pe>0.4 MPa.
Outdoor unit fan High pressure control
Initial compressor operating frequency
is set to STEP 1.
1-step increase with Pc>1.5 MPa
1-step decrease with Pc<1.2 MPa
Main motorized valve (EV1) 0 pls
Subcooling motorized valve (EV2) 0 pls
Hot gas bypass valve (SVP) ON
Oil equalization valve (SVO) ON
In the case of multi-outdoor-unit
system, this valve repeats ON/OFF
operation at regular intervals of time to
equalize the oil level of each outdoor
unit.
Receiver gas charging valve (SVL) OFF
Receiver gas discharging valve (SVG) OFF
Non-operating unit gas discharging
valve (SVSG)
OFF
Non-operating unit liquid pipe stop
valve (SVSL)
ON
Ending conditions
200 sec.
Pc - Pe>0.4 MPa
or
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