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Hitachi RAS-5HVRC2E - General Information; Electromagnetic Compatibility

Hitachi RAS-5HVRC2E
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10 Electrical wiring
General information
TCGB0136 rev.1 - 05/2021
98
10.1 General information
! DANGER
ā€¢ī˜ƒ Doī˜ƒnotī˜ƒconnectī˜ƒorī˜ƒadjustī˜ƒanyī˜ƒwiringī˜ƒorī˜ƒconnectionsī˜ƒunlessī˜ƒtheī˜ƒmainī˜ƒpowerī˜ƒswitchī˜ƒisī˜ƒOFF.ī˜ƒCheckī˜ƒandī˜ƒtestī˜ƒtoī˜ƒensureī˜ƒthatī˜ƒifī˜ƒ
thereī˜ƒisī˜ƒmoreī˜ƒthanī˜ƒoneī˜ƒsourceī˜ƒofī˜ƒpowerī˜ƒsupply,ī˜ƒallī˜ƒareī˜ƒturnedī˜ƒOFF.
ā€¢ī˜ƒ Useī˜ƒanī˜ƒearthī˜ƒleakageī˜ƒbreakerī˜ƒwithī˜ƒmediumī˜ƒsensitivity,ī˜ƒandī˜ƒanī˜ƒactivationī˜ƒspeedī˜ƒofī˜ƒ0.1ī˜ƒsecī˜ƒorī˜ƒless.ī˜ƒIfī˜ƒthisī˜ƒisī˜ƒnotī˜ƒīšætted,ī˜ƒthereī˜ƒisī˜ƒ
aī˜ƒriskī˜ƒofī˜ƒelectricī˜ƒshockī˜ƒand/orī˜ƒīšære.
ā€¢ī˜ƒ Installī˜ƒanī˜ƒearthī˜ƒleakageī˜ƒbreaker,ī˜ƒfuseī˜ƒorī˜ƒcircuitī˜ƒbreakerī˜ƒofī˜ƒtheī˜ƒspeciīšæcī˜ƒcapacityī˜ƒforī˜ƒeachī˜ƒoutdoorī˜ƒunitī˜ƒpowerī˜ƒline.ī˜ƒNotī˜ƒīšættingī˜ƒ
itī˜ƒmayī˜ƒcauseī˜ƒanī˜ƒelectricī˜ƒshockī˜ƒorī˜ƒīšære.
ā€¢ī˜ƒ Checkī˜ƒthatī˜ƒtheī˜ƒearthī˜ƒwireī˜ƒisī˜ƒsecurelyī˜ƒconnected,ī˜ƒtaggedī˜ƒandī˜ƒlockedī˜ƒinī˜ƒaccordanceī˜ƒwithī˜ƒnationalī˜ƒandī˜ƒlocalī˜ƒcodes.
ā€¢ī˜ƒ Neverī˜ƒconnectī˜ƒtheī˜ƒearthī˜ƒcableī˜ƒtoī˜ƒtheī˜ƒrefrigerantī˜ƒpipes.ī˜ƒTheī˜ƒgasī˜ƒinī˜ƒtheī˜ƒpipesī˜ƒcouldī˜ƒcauseī˜ƒaī˜ƒīšære.
ā€¢ī˜ƒ Doī˜ƒnotī˜ƒconnectī˜ƒtheī˜ƒearthī˜ƒcableī˜ƒtoī˜ƒtheī˜ƒlightingī˜ƒarrestī˜ƒsystem.ī˜ƒTheī˜ƒelectricalī˜ƒpotentialī˜ƒofī˜ƒearthī˜ƒwouldī˜ƒincreaseī˜ƒabnormally.
! CAUTION
ā€¢ī˜ƒ Beforeī˜ƒanyī˜ƒworkī˜ƒtoī˜ƒtheī˜ƒelectricalī˜ƒwiringī˜ƒorī˜ƒregularī˜ƒinspections,ī˜ƒswitchī˜ƒoffī˜ƒtheī˜ƒmainsī˜ƒpowerī˜ƒsupplyī˜ƒofī˜ƒtheī˜ƒindoorī˜ƒandī˜ƒoutdoorī˜ƒunits.ī˜ƒWaitī˜ƒ
threeī˜ƒminutesī˜ƒbeforeī˜ƒstartingī˜ƒinstallationī˜ƒorī˜ƒmaintenanceī˜ƒwork.
ā€¢ī˜ƒ Makeī˜ƒsureī˜ƒthatī˜ƒtheī˜ƒinteriorī˜ƒandī˜ƒexteriorī˜ƒfansī˜ƒhaveī˜ƒcomeī˜ƒtoī˜ƒaī˜ƒcompleteī˜ƒstandstillī˜ƒbeforeī˜ƒstartingī˜ƒworkī˜ƒonī˜ƒtheī˜ƒelectricalī˜ƒwiringī˜ƒorī˜ƒregularī˜ƒ
inspections.
ā€¢ī˜ƒ Protectī˜ƒcables,ī˜ƒtheī˜ƒdrainageī˜ƒpipe,ī˜ƒelectricalī˜ƒcomponents,ī˜ƒetc.ī˜ƒfromī˜ƒrodentsī˜ƒandī˜ƒinsects;ī˜ƒotherwiseī˜ƒtheseī˜ƒmightī˜ƒdamageī˜ƒunprotectedī˜ƒ
componentsī˜ƒandī˜ƒthisī˜ƒcouldī˜ƒresultī˜ƒinī˜ƒīšære.
ā€¢ī˜ƒ Doī˜ƒnotī˜ƒallowī˜ƒcablesī˜ƒtoī˜ƒcomeī˜ƒintoī˜ƒcontactī˜ƒwithī˜ƒtheī˜ƒrefrigerantī˜ƒpipes,ī˜ƒmetalī˜ƒedges,ī˜ƒprintedī˜ƒcircuitī˜ƒboardsī˜ƒ(PCB)ī˜ƒorī˜ƒtheī˜ƒelectricī˜ƒcomponentsī˜ƒ
insideī˜ƒtheī˜ƒunit;ī˜ƒtheī˜ƒcablesī˜ƒmayī˜ƒbeī˜ƒdamagedī˜ƒandī˜ƒthisī˜ƒcouldī˜ƒresultī˜ƒinī˜ƒīšære.
ā€¢ī˜ƒ Firmlyī˜ƒsecureī˜ƒtheī˜ƒcablesī˜ƒinsideī˜ƒtheī˜ƒindoorī˜ƒunitī˜ƒwithī˜ƒplasticī˜ƒī›€anges.
ā€¢ī˜ƒ Connectingī˜ƒtheī˜ƒoperatingī˜ƒlineī˜ƒcablesī˜ƒincorrectlyī˜ƒmayī˜ƒleadī˜ƒtoī˜ƒfaultsī˜ƒinī˜ƒtheī˜ƒPCB.
ā€¢ī˜ƒ Secureī˜ƒtheī˜ƒcableī˜ƒofī˜ƒtheī˜ƒremoteī˜ƒcontrolī˜ƒswitchī˜ƒwithī˜ƒtheī˜ƒcordī˜ƒclampī˜ƒinsideī˜ƒtheī˜ƒelectricalī˜ƒbox.
ā€¢ī˜ƒ Beforeī˜ƒstartingī˜ƒworkī˜ƒonī˜ƒtheī˜ƒinstallationī˜ƒofī˜ƒtheī˜ƒoutdoorī˜ƒunit,ī˜ƒsetī˜ƒtheī˜ƒDSWī˜ƒrequiredī˜ƒtoī˜ƒsupplyī˜ƒvoltageī˜ƒinī˜ƒtheī˜ƒcorrectī˜ƒposition.
? NOTE
ā€¢ī˜ƒ Fixī˜ƒtheī˜ƒrubberī˜ƒbushesī˜ƒwithī˜ƒadhesiveī˜ƒwhenī˜ƒtheī˜ƒoutdoorī˜ƒunitī˜ƒductsī˜ƒareī˜ƒnotī˜ƒused.
ā€¢ī˜ƒ Useī˜ƒshieldedī˜ƒtwistedī˜ƒpairī˜ƒcableī˜ƒ(moreī˜ƒthanī˜ƒ0.75ī˜ƒmmĀ²)ī˜ƒforī˜ƒoperationī˜ƒwiringī˜ƒbetweenī˜ƒoutdoorī˜ƒunitī˜ƒandī˜ƒindoorī˜ƒunit,ī˜ƒandī˜ƒoperationī˜ƒwiringī˜ƒ
betweenī˜ƒindoorī˜ƒunitī˜ƒandī˜ƒindoorī˜ƒunit.ī˜ƒ(Doī˜ƒnotī˜ƒuseī˜ƒwireī˜ƒwithī˜ƒmoreī˜ƒthanī˜ƒ3ī˜ƒcores).
ā€¢ī˜ƒ H-LINKī˜ƒtwistī˜ƒpairī˜ƒshieldedī˜ƒcableī˜ƒmustī˜ƒbeī˜ƒgroundedī˜ƒinī˜ƒtheī˜ƒoutdoorī˜ƒunitī˜ƒside.
ā€¢ī˜ƒ Useī˜ƒshieldedī˜ƒwiresī˜ƒforī˜ƒintermediateī˜ƒwiringī˜ƒtoī˜ƒprotectī˜ƒtheī˜ƒunitsī˜ƒfromī˜ƒnoiseī˜ƒobstacleī˜ƒatī˜ƒlengthī˜ƒofī˜ƒlessī˜ƒthanī˜ƒ300ī˜ƒmī˜ƒandī˜ƒsizeī˜ƒcompliedī˜ƒwithī˜ƒ
localī˜ƒcode.
10.1.1 Electromagnetic compatibility
Following the Council Directive 2004/108/EC (89/336/EEC), relating to electromagnetic compatibility, next table indicates:
Maximum permissible system impedance Z
max
at the interface point of the userā€™s supply, in accordance with EN61000-3-11.
MODEL Z
max
(Ī©) MODEL Z
max
(Ī©)
RAS-3HVRC2 0.43 RAS-4HRC2E -
RAS-4HVRC2E 0.30 RAS-5HRC2E -
RAS-5HVRC2E 0.30 RAS-6HRC2E -
RAS-6HVRC2E 0.30 RAS-4HNC2E -
RAS-4HVNC2E 0.30 RAS-5HNC2E -
RAS-5HVNC2E 0.30 RAS-6HNC2E -
RAS-6HVNC2E 0.30 RAS-4HRP2E -
RAS-4HVRP2E 0.30 RAS-5HRP2E -
RAS-5HVRP2E 0.30 RAS-6HRP2E -
RAS-6HVRP2E 0.30 RAS-4HNP2E -
RAS-4HVNP2E 0.30 RAS-5HNP2E -
RAS-5HVNP2E 0.30 RAS-6HNP2E -
RAS-6HVNP2E 0.30

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