Samsung AM***HNEPCH Series Installation Manual

Samsung AM***HNEPCH Series Installation Manual Manual pdf 25 page image

Wiring WorkPower and communication cable connection1. Before wiring work, you must turn off all power source.2. Indoor unit power should be supplied through the breaker (MCCB: Molded Case Circuit Breaker, ELB: Earth LeakageBreaker, ELCB: Earth Leakage Circuit Breaker) separated by the outdoor power.MCCB: overcurrent protectionELB: earth leakage protectionELCB: overcurrent protection + earth leakage protection3. The power cable should only use copper wires.4. Connect the power cable {1(L), 2(N)} among the units and communication cables (F1, F2). The maximum length of cablesshall be 1000m.5. When installing the wired remote control, connect F3 and F4 (for communication).(Indoor PBA will be damaged if V1, V2, F3, F4 are shorted out.)6. Installation conditions for a wired remote controller A fresh duct and an indoor unit should not be installed by one wired remote controller. The fresh duct has a different operation mode, temperature setting, etc. Therefore, if the fresh duct and an indoor unit areinstalled by one wired remote controller, a problem may occur. Installation between fresh ducts can be controlled by one wired remote controller.Example of correct installationInstallation between fresh ductsFresh Duct 1 Fresh Duct 2 Fresh Duct 3Wired remote controller208 V - 230 V~ELBMCCBELCBMCCBor❋ ELCB : Essential installation.Outdoor unit• Power off before connecting any wire. Indoor PBA will be damaged if V1, V2, F3, F4 are shorted out.WARNING• Installation between fresh ducts can be controlled by one wired remote controller.NOTEENGLISH-24mGhGkhtgggoulwlogggGzptluW[]Z^hTWWUGGGY[ YWX[TWZTXXGGG㝘㤸GXYa[WaY_