Samsung AM HNNDEH/TL Series Installation Manual

18Installation ProcedureEnglishInstallation Procedure• Apply following equation.nCoef×35.6×Lk×ikॣ࣑ ) < 10% of input voltage[V]k=1 1000×Ak• Calculation ࣞInstalling with 1 sort wire.2.5 [mm2] 2.5 [mm2]-2.2 [V] -2.0 [V]220 [V]-(2.2+2.0+1.8+1.5+1.3+1.1+0.9+0.7+0.4+0.2)=-11.2 [V]208.8 [V] :ApplicableWithin 198Vto 242V······· 2.5 [mm2] ······· ࣞInstalling with 2 different sort wire.4.0 [mm2] 4.0 [mm2]-1.4 [V] -1.2 [V]220 [V]-(1.4+1.2+1.8+1.5+1.3+1.1+0.9+0.7+0.4+0.2)=-10.5 [V]209.5 [V] :ApplicableWithin 198Vto 242V······· 2.5 [mm2] ·······CAUTION• Select the power cable in accordance with relevantlocal and national.• Wire size must comply with local and national code.• You should connect the power cable into the powercable terminal and fasten it with a clamp.• The unbalanced power must be maintained within 10%of supply rating among whole indoor units.• If the power is unbalanced greatly, it may shortenthe life of the condenser. If the unbalanced power isexceeded over 10% of supply rating, the indoor unit isprotected, stopped and the error mode indicates• Connect the power cable to the auxiliary circuit breaker.An all pole disconnection from the power supply must be ̈͝ʀͱθΧͱθɇϩʪʒ̈͝ϩ˵ʪ˙̈ уʪʒӥθ̈͝˝࣑क़ߥ͔͔࣒࢏• You must keep the cable in a protection tube.• Maximum length of power cables are decided within10% of power drop. If it exceeds, you must consideranother power supplying method.• The circuit breaker(MCCB, ELB) should be consideredmore capacity if many indoor units are connected fromone breaker.• Use round pressure terminal for connections to thepower terminal block.• For wiring, use the designated power cable andconnect it firmly, then secure to prevent outsidepressure being exerted on the terminal board.• Use an appropriate screwdriver for tightening theterminal screws. A screwdriver with a small head willstrip the head and make proper tightening impossible.• Over-tightening the terminal screws may break them.Step 13 Optional: Extending the powercable1 Prepare the following tools.Tools Spec ShapeCrimping pliers MH-14Connection sleeve(mm)20xØ6.5(HxOD)Insulation tape Width 19mmContraction tube(mm)70xØ8.0(LxOD)Example of InstallationTotal power cable length L = 100(m), Initial pull-in current = 10[A], Running current of each units = 1[A], Total 10 indoorunits were installedor10 [A]ELCBMCCB+ELB 9 [A] 1 [A]0[m] 10[m] 20[m] 100[m]Indoor unit 1 Indoor unit 2 Indoor unit