Product SpecificationsSamsung Electronics 252-3 Combination and Connection Ratio limitationIndoor Units Installation and use limitationsCombination NormalUnits Hydro OAP AHUMax. number ofindoor units forconnectionCombinationratioOtherlimitationsPipinglimitationsDVM S Water O O 64 50~130%Level differenceODU-IDUOutdoor unit in highest position: 50m/40mఐ over 50m, install PDM kitIndoor unit in highest position: 50mఐ over 40m, contact localdealerIND-IND : 50m(DVMs Heat pump)IND-IND : 15m(HR & Water)ఐ͑͑ Wall mounted withEEV : 15mPiping length from the firstbranch pipe until the indoor unit: 45mఐ If the conditionis satisfied : 90mLong piping (equivalent length): 170mTotal piping length : 500mDVM S Water O 64 50~130%DVM SWater+Hydro(HP only)O O 64 50~180%Hydro units are appli-cable to heating only(including floor heating).Other common indoorunits are applica-ble to cooling only-Combination ratio forcooling-only indoor unitsmust be 100% or lower- Itis not possible to oper-ate common indoor unitsand hydro units simulta-neouslyDVM SWater+OAP(HP only)O O O 64 50~100%OAP must be lower than30% of outdoor unitcapacityDVM SWater+OAP(HP only)O 64 50~100%DVM SWater+AHU O 64 50~130%DVM SWater+AHU O O O 64 50~130%AHU must be lower than50% of outdoor unitcapacityDVM S Water+(AHU+OAP)(HP only)O O O O 64 50~100%OAP must be lower than30% of outdoor unitcapacity- AHU+OAPmust be lower than 50%of outdoor unit capacityఐ Normal Units : Cassette, Duct, Ceiling, Console, Wall Mounted, ERV+, Floor stand.ఐ For wall mounted with EEV, it is possible to install a maximum of 32 unitsఐ ERV (not ERV+ ) can be installed separately without the need to lay refrigerant pipe.
