4Only copper conductors can be used as power cables. The copper conductors must meet relevantnational standard and satisfy the carrying capacity of unit.(1) Hanger rod: M8 or M10;(2) U-steel: 14# or above;(3) Angle steel: 1-1/6in × 1-1/6in × 1/8in or above;(4) Round steel: Φ4/10in or aboveCommunication cable selection for IDU and wired controller.2.5 Power Cable2.6 Hanger Rod and SupportMaterial TypeTotal Length L ofCommunicationCablebetween IndoorUnit and Indoor(Outdoor) UnitWire sizeAWGMaterialStandard RemarksLight/Ordinarypolyvinyl chloridesheathed cord.(60227 IEC 52/60227 IEC 53)L≤820-1/5ft (2×AWG18~2×AWG16)IEC60227-51. Total length of communication linecan’t exceed 820.21ft.2. The cord shall be Circular cord(the cores shall be twisted together).3. If unit is installed in places withintense magnetic field or stronginterference, it is necessary to useshielded wire.3 INSTALLATION OF INDOOR UNITThe following diagram is applicable for units with the cooling capacity ranging from 7k Btu/h to22kBtu/h.3.1 Installation of Low Static Pressure Duct Type Indoor Unit3.1.1 Outline and Installation DimensionMulti Variable Air Conditioners Indoor Unit74Communication cable selection for IDU and wired controllerMaterial typeTotal length ofcommunication linebetween indoor unit andwired controllerWire sizeAWG MaterialStandard RemarksLight/Ordinarypolyvinyl chloridesheathed cord.(60227 IEC 52/60227 IEC 53)L≤820-1/5ft(2×AWG18~2×AWG16) IEC60227-5①. Total length of communication linecan't exceed 820.21ft.②. The cord shall be Circular cord(the cores shall be twisted together).③. If unit is installed in places withintense magnetic field or stronginterference, it is necessary to useshielded wire.2.5 Power CableOnly copper conductors can be used as power cables. The copper conductors must meet relevantnational standard and satisfy the carrying capacity of unit.2.6 Hanger Rod and Support(1) Hanger rod: M8 or M10;(2) U-steel: 14# or above;(3) Angle steel: 1-1/6in × 1-1/6in × 1/8in or above;(4) Round steel: Φ4/10in or above3 Installation of Indoor Unit3.1 Installation of Low Static Pressure Duct Type Indoor Unit3.1.1 Outline and Installation DimensionThe following diagram is applicable for units with the cooling capacity ranging from 7k Btu/h to22kBtu/h.Electric box Liquid pipe Gas pipeDrain pipe