Indoor Unit - Toshiba

3. Allowable length/height difference of refrigerant pipingOutdoor unitMainpipingL1Heightdifferencebetweenoutdoorand indoorunitsH1 50m1st branchingsectionL3Branching piping L2Connecting piping of indoor unitabBranchingheaderg h i jcL7FS unitIndoor unit< Cooling only > < Cooling only >Equivalent length corresponded to farthest piping L 125mkEquivalent length corresponded to farthest piping after 1st branching LiL4 L5 L6d e foFS unitl m n< Cooling only >50mpHeightdifferencebetweenindoorunitsH2 35m< Cooling only >• Allowable length and height difference of refrigerant pipingPipeLengthHeightdifference**Total extension of pipe (Liquid pipe, real length)Allowable value250 mReal length100 mFarthest piping length L (* 1) Equivalent length 125 mPiping sectionL1 + L2 + L3 + L4+ L5 + L6 + L7 + a + b + c +d + e + f + g + h + i + j + k + l + m + n + o + pL1 + L3 + L4 + L5 + L6 + pMax. equivalent length of main piping 85 m L1Equivalent length of farthest piping from 1st branching Li (*1) 50 m L3 + L4 + L5 + L6 + pMax. real length of indoor unit connecting piping 30 m a + g, b + h, c + l, d + l, e + m, f + n, j, k, o, pMax. real length between FS unit and indoor unit Li (* 1) ( *2) 15 m g, h, i, l, m, nHeight between indoorUpper outdoor unit 50 m ——and outdoor units H1 Lower outdoor unit 30 m ——Height between indoor units H2Upper outdoor unit 35 m ——Lower outdoor unit 15 m ——1 The farthest indoor unit from the 1st Branch to be named as (p).2 Attached connection cable can be used up to 5 m in pipe length between indoor and FS unit. When the pipelength between indoor and FS unit exceeds 5 m, be sure to use the connection cable kit (RBC-CBK15FE).(Sold separately)FSunitFS unitIndoorunitIndoorunit[NOTE] :Don't connect two or more indoor units to one FS unit. Arrange one indoor unit and one FS unit set to 1 by 1.25