589 Main components with detailed piping and wiring principle Communication Liquid Gas Thermistors EXV control 2. Air Handling Unit with DX coil (Daikin or 3rd party) 3. Expansion valve kit (Regulates liquid line refrigrant flow) 1. Outdoor unit (ERA or VRV) 4. Control box (Controls the expansion valve kit and outdoor unit capacity) 5. Daikin or DDC controller (Depends on the type of control) Detailed combination table P: Pair layout - One or more outdoor units connected to an (interlaced) coil of one AHU M: Mix or multi layout - Combination of (multiple) AHU(s) with (mix combination) or without (multi combination) VRV DX indoor(s). Only Z or Z’ control possible (no interlaced coils) (1): For 65%<CR<75% please refer to the specifically required coil size (2): Only Z or Z’ control possible (no interlaced coils) (3): Technically is possible to connect H/R in pair combination, but there’s no benefit to do it or & H/P (RYYQ, RXYQ, RXYSQ, RXYTQ, RXYLQ, RXYS(C)Q, RWEYQ (H/P)) P/M Pair and multi: 65% (1) < CR < 110% Mix: CR < 110% and 50% < IU CR < 110% VRV-i (RKXYQ) P(2)/M Pair and multi: 65%(1) < CR < 110% Mix: CR < 110% and 50% < IU CR < 110% H/R (REYQ, RWEYQ (H/R)) M(3) Multi(3): 65%(1) < CR < 110% Mix: CR < 110% and 50% < IU CR < 110% H/P (RXYSA, RXYA) P/M Pair and multi: 65%(1) < CR < 110% Mix: CR < 110% and 50% < IU CR < 110% H/R REYA M(3) Multi(3): 65%(1) < CR < 110% Mix: CR < 110% and 50% < IU CR < 110% Range Outdoor Unit Control box Expansion valve kits EKEXVA EKEACBVE 50 63 80 100 125 140 200 250 300 350 400 450 500 ERA ERA100A7V1B P - P(a) P(b) P(b) - - - - - - - ERA125A7V1B P - - - P(b) P(b) - - - - - - ERA140A7V1B P - - - P(a) P(b) P(b) - - - - - ERA100A7Y1B P - P(a) P(b) P(b) - - - - - - - - - ERA125A7Y1B P - - - P(b) P(b) - - - - - - - - ERA140A7Y1B P - - - P(a) P(b) P(b) - - - - - - - ERA200AMYFB P - - - - - P(b) P(b) - - - - - - ERA250AMYFB P - - - - - - P(b) P(b) - - - - - ERA250AMYFB P - - - - - - P(a) P(b) P(b) - - - - DX coil volume limitations when combined with ERA: Please follow the AHU HEX volume limitations according to the table below: Capacity class Minimum heat exchanger volume [dm3] Maximumheat exchanger volume [dm3] Pair combination (a) Pair combination (b) Pair combination 63 1.18 1.02 2.08 80 1.64 1.42 2.64 100 1.74 1.51 3.30 125 2.29 1.98 4.12 140 2.94 2.54 4.62 200 3.49 3.02 6.60 250 4.58 3.97 8.25 300 5.23 4.53 9.90
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