Daikin FDA125A5VEB Installer And User Reference Manual

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6 InstallationInstaller and user reference guide16FDA125A5VEBSplit system air conditioners4P495031-1A – 2019.03WARNINGPrevent hazards due to inadvertent resetting of the thermalcut-out: power to this appliance MUST NOT be suppliedthrough an external switching device, such as a timer, orconnected to a circuit that is regularly turned ON and OFFby the utility.6.4.3 Guidelines when connecting the electricalwiringKeep the following in mind:▪ If stranded conductor wires are used, install a round crimp-styleterminal on the end of the wire. Place the round crimp-styleterminal on the wire up to the covered part and fasten the terminalwith the appropriate tool.b aa Stranded conductor wireb Round crimp-style terminal▪ Use the following methods for installing wires:Wire type Installation methodSingle-core wirec bcaaA AA´A´a Curled single-core wireb Screwc Flat washerStranded conductorwire with roundcrimp-style terminalc b ba caBBa Terminalb Screwc Flat washerO AllowedX NOT allowed6.4.4 Specifications of standard wiringcomponentsComponent FDA125APower supplycableMCA(a) 2.1 AVoltage 220~240 VPhase 1~Frequency 50/60 HzWire sizes Must comply with applicablelegislationInterconnection cable(indoor↔outdoor)4-core cable 1.5 mm2~2.5 mm2and applicable for 220~240 VH05RN-F (60245 IEC 57)User interface cable Vinyl cord with 0.75 to 1.25 mm2sheath or cables (2 core wires)Maximum 500 mH03VV-F (60227 IEC 52)Component FDA125ARecommended field fuse 16 AEarth leakage circuit breaker Must comply with applicablelegislation(a) MCA=Minimum circuit ampacity. Stated values aremaximum values (see electrical data of combination withindoor units for exact values).6.4.5 To connect the electrical wiring on theindoor unitNOTICE▪ Follow the wiring diagram (delivered with the unit,located on the switch box cover).▪ Make sure the electrical wiring does NOT obstructproper reattachment of the service cover.It is important to keep the power supply and the transmission wiringseparated from each other. In order to avoid any electricalinterference the distance between both wirings should ALWAYS beat least 50 mm.NOTICEBe sure to keep the power line and transmission line apartfrom each other. Transmission wiring and power supplywiring may cross, but may NOT run parallel.1 Remove the service cover.2 User interface cable: Route the cable through the frame,connect the cable to the terminal block, and fix the cable with acable tie.3 Interconnection cable (indoor↔outdoor): Route the cablethrough the frame, connect the cable to the terminal block(make sure the numbers match with the numbers on theoutdoor unit, and connect the earth wire), and fix the cable witha cable tie.4 Divide the small sealing (accessory) and wrap it around thecables to prevent water from entering the unit. Seal all gaps toprevent small animals from entering the system.WARNINGProvide adequate measures to prevent that the unit can beused as a shelter by small animals. Small animals thatmake contact with electrical parts can cause malfunctions,smoke or fire.5 Reattach the service cover.▪ When using 1 user interface with 1 indoor unit.