Cordex®CXCHPControllerSoftwareManual|5-DCpowersystems
5.4.1. Represent a converter system as a DC load
AconvertersystemisrepresentedonaDCSystemlikeanordinaryDCload.
To configure a converter system as a DC load:
1. GotoSystems > DC System > Inventory > Loads.Youwillseealistofloadsinthesystem.Add
orremoveloadsfromthisscreen.
2. SelecttheGO TO buttonfortheloadyouwanttoconfigure.
3. IntheConfiguration table,assigntheloadanameandadescription.Werecommendthatyou
assigntheloadanamethatrepresentstheactualload.
4.
SelectLoad Voltage Source.ThisvoltageistheDCinputtotheConverterSystem.Thisis
normallyavoltageinputonanADIOthatmeasurestheDCsystemvoltage.
Ifyoudonothavethisconnected,youcanselecttheinputthatreadsthebatteryvoltageorsystem
voltage.
5. SelectLoadCurrentSource.ThisisnormallytheConverter System > Total Input Current value.
6. Configuretherelatedloadalarms.
5.4.2. Represent an inverter system as a DC load
AninvertersystemwillnormallyhaveanACinputandaDCinput.Theinvertersystemmayonlybeusing
theDCinputwhentheACinputhasfailed.WhentheACinputisavailable,theinvertermaytakeallofits
powerfromtheACinput.
Onthecontroller,invertersystemscanmeasuretheDCcurrenttheyareusingandtheycanalso
calculatehowmuchDCcurrenttheyareexpectingtouse,shouldtheirACinputfail.TheDCSystemuses
bothofthesevaluestocalculatethebatteryruntimeremaininginallsituations.
To configure an inverter system as a DC load:
1. GotoSystems > DC System > Inventory > Loads.Youwillseealistofloadsinthesystem.
2. SelecttheAdd Inverter System Load buttontheLoads tabletoaddanewloadtothelist.
3. SelecttheGO TO buttonfortheloadyouwanttoconfigure.
4. IntheConfiguration table,assigntheloadanameandadescription.Werecommendthatyou
assigntheloadanamethatrepresentstheactualload.
5.
SelecttheLoadVoltageSource.ThisvoltageistheDCinputtotheInverterSystem.Thisis
normallyavoltageinputonanADIOthatmeasurestheDCSystemvoltage.
Ifyoudonothavethisconnected,youcanselecttheinputthatreadsthebatteryvoltageorsystem
voltage.
6. SelecttheLoad Current Source.ThisisnormallytheInverter System > DC Input Current value
whichismeasuringhowmuchDCcurrenttheinvertersystemisusingrightnow.
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