Hitachi RAS-8-FSNM - Page 29

ENGLISH
? NOTE
1 ELB:EarthleakageBreaker;CB:CircuitBreaker
2 Followlocalcodesandregulationswhenselectingeldwires.
3 ThewiresizesmarkedwithinthetableofthispageareselectedatthemaximumcurrentoftheunitaccordingtotheEuropeanStandard,
EN60335-1.Usethewireswhicharenotlighterthantheordinarytoughrubbersheathedexiblecord(codedesignationH60245IEC57)or
ordinarypolychloroprenesheathedexiblecord(codedesignationH60245IEC57).
4 Useashieldedcableforthetransmittingcircuitandconnectittoground.
5 Inthecasethatpowercablesareconnectedinseries,addeachunitmaximumcurrentandselectwiresbelow.
! CAUTION
• Installamulti-polemainswitchwithaspaceof3.5mmormorebetweeneachphase.
• Useshieldedwiresfortransmissionwiresbetweentheindoorandtheoutdoorunits,andconnecttheshieldedparttotheearthscrewinthe
electricalbox.
10.5 DIP SWITCH SETTING OF OUTDOOR UNIT
Quantity and Position of DIP Switches.The PCB in the outdoor unit is operated with 6 types of dip switches and 3 types of push
switch.
10.5.1 PCB1
? NOTE
• Themark“■“indicatespositionofdipsswitches.Figuresshowsetting
beforeshipmentorafterselection.
• ByusingDSW4,theunitisstartedorstoppedafter10to20seconds
aftertheswitchisoperated.
! CAUTION
Before setting dips switches, rstly turn off power source and set the
positionofthedipsswitches.Iftheswitchesaresetwithoutturningoffthe
powersource,thecontentsofthesettingareinvalid.

DSW1: Test operation and service setting
Setting is required, for test operation and operating the
compressor.
Setting before shipment
Test cooling operation
Test heating operation
Compressor forced stop

RSW1: Refrigerant cycle Nº setting
Setting is required. Set by inserting slotted screwdriver into the
groove.
Setting before shipment
Last digit
Setting position

DSW2: Optional function setting
Setting is required when optional functions are required.
Setting before shipment

DSW3: Capacity setting
No setting is required.
Model Setting Position
RAS-8FSNM
RAS-10FSNM
RAS-12FSNM
ELECTRICAL WIRING
PMML0390B REV.0 - 11/2015 - P5416649
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