Daikin RXYQQ8T7Y1B Installation And Operation Manual

Contents

RXYQQ8~20T7Y1BVRV IV System Air Conditioner4P345099-1 – 2013.04Installation and operation manual3The outdoor unit is designed to work in heating mode at ambienttemperatures from –20°C to 21°C and in cooling mode at ambienttemperatures from –5°C to 43°C.1 VRV IV replacement heat pump outdoor unit2 Refrigerant piping3 VRV direct expansion (DX) indoor unit4 User interface (dedicated depending on indoor unit type)5 Cool/Heat changeover remote control switch3.2. Combination and optionsThe VRV IV replacement heat pump system can be combined withseveral types of indoor units and is intended for R410A use only.For an overview which units are available you can consult the productcatalogue for VRV IV.An overview is given indicating the allowed combinations of indoorunits and outdoor units. Not all combinations are allowed. They aresubject to rules mentioned in the technical engineering data.3.2.1. Indoor unit combinationsIn general following type of indoor units can be connected to aVRV IV replacement heat pump system. The list is non-exhaustive. VRV direct expansion (DX) indoor units for R410A. AHU (air to air applications): EKEXV-kit+EKEQ-box arerequired, depending on application. VRV direct expansion (DX) indoor units for non-R410A.List of compatible (non-R410A) VRV DX indoor units: model seriesas in table below or newer ONLY.Other non-R410A indoor units are NOT allowed.3.2.2. Outdoor unit combinations Multi unit combinations can never contain other models than oneof the multi modules (RXYQQ8~20). Standard combinations for VRV IV replacement heat pumpsystem are as indicated in table below, where RXYQQ22~42consists of several RXYQQ8~20 modules in the horsepowerclass as indicated. Other combinations than these here below are prohibited.To install the outdoor unit, the following optional parts are alsorequired.1 Refrigerant branching kit.For the selection of the optimal branching kit, please refer to"9.4. Selection of refrigerant branch kits" on page 13.2 Outdoor unit multi connection piping kit.3 In order to control the cooling or heating operation from a centrallocation, the following option can be connected:- Cool/heat change over switch: KRC19-26A.- Cool/heat change over PCB: BRP2A81- With optional fixing box for the switch: KJB111A.NOTICEDesign of the system must not be done at temperaturesbelow –15°C.INFORMATIONNot all combinations of indoor units are allowed, forguidance, see "3.2. Combination and options" on page 3.NOTICETo be sure your system setup (outdoor unit+indoor unit(s))will work, you have to consult the latest technicalengineering data for VRV IV replacement heat pump.Model series TypeFXYBP_K7V19 Conceiled ceilingFXYSP_KA7V19FXYMP_KV19FXYCP_K7V19 2-way blow ceiling mountedFXYFP_KB7V19 4-way blow ceiling mountedFXYHP_KVE9 Ceiling suspendedFXYL(M)P_KV19 FloorstandingFXYKP_KV19 Ceiling mounted corner cassetteFXYAP_KV19 Wall mounted4 43 325 1INFORMATIONA combination of R410A VRV DX indoor units withnon-R410A VRV DX indoor units will block the system.Such combinations cannot be used. Either all VRV DXindoor units are non-R410A type (as listed above) orR410A type.8 HP 10 HP 12 HP 14 HP 16 HP 18 HP 20 HPHeat pumpRXYQQ8* 1RXYQQ10* 1RXYQQ12* 1RXYQQ14* 1RXYQQ16* 1RXYQQ18* 1RXYQQ20* 1Multi combinationwith 2 outdoor unitsRXYQQ22* 1 1RXYQQ24* 1 1RXYQQ26* 1 1RXYQQ28* 1 1RXYQQ30* 1 1RXYQQ32* 2RXYQQ34* 1 1RXYQQ36* 1 1Multi combinationwith 3 outdoor unitsRXYQQ38* 1 1 1RXYQQ40* 1 1 1RXYQQ42* 1 2Description Model nameRefnet headerKHRQ22M29HKHRQ22M64HKHRQ22M75HRefnet jointKHRQ22M20TKHRQ22M29T9KHRQ22M64TKHRQ22M75TNumber of outdoor units connected2 3BHFQ22P1007 BHFQ22P1517