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Daikin VRV III vs LG MULTI V Plus II

Daikin VRV III vs LG MULTI V Plus II. LG. Daikin. Symbol. Description. Max. Piping length. 200. 165. a + b + c. (Equivalent). 225. 190. Max. piping length. 40. 40. b + c. between 1. branch to each IDU. st. 90. 90. (Optional condition, Refer to PDB). Max. piping length. 10.

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Daikin VRV III vs LG MULTI V Plus II

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  1. Daikin VRV III vs LG MULTI V Plus II

  2. LG Daikin Symbol Description Max. Piping length 200 165 a + b + c (Equivalent) 225 190 Max. piping length 40 40 b + c between 1 branch to each IDU st 90 90 (Optional condition, Refer to PDB) Max. piping length 10 10 a + f between 1 Branch & ODU st Max. Height difference 100 50 (IF ODU is upper position than IDU) H between ODU & IDU 100 90 (IF IDU is upper position than ODU) Max. Height difference 5 5 H between ODU & ODU 1 Max. Height difference 15 15 H between IDU & IDU 2 300 300 (IF length between 1 st branch to each IDU 40m) ≤ Total Piping length a + b + c + d + e 1000 1000 (IF length between 1 st branch to each IDU >40m) 1. Design Flexibility/ Piping length & height LG MULTI V PLUS II has world top level on Max. piping length(225m), Max. Height difference(100m) between ODU & IDU. Schematic diagram Table Fig. The product design flexibility comparison between LG & Daikin

  3. 2. Inverter vs Constant Ratio Inverter ratio of LG MULTI V Plus II is better than Daikin. Inverter compressor motor output : 1.4kW Ave 44% Constant compressor motor output : 4.5kW*2 Daikin Inverter compressor motor output : 5.4kW Ave 65% Constant compressor motor output : 6.7kW LG

  4. Appendix. Specification of VRV III

  5. Appendix. Specification of VRV III

  6. Appendix. Specification of VRV III

  7. Appendix. Specification of VRV III

  8. Appendix. Specification of MULTI V Plus II

  9. Appendix. COP comparison with VRV III <Heating Operation> <Cooling Operation> * TC: Total Capacity [kW] * PI: Power Input [kW] (Comp + Outdoor fan motor)

  10. Appendix. Design Flexibility / Piping length & height ■ Compressor capacity Comparison ■ Heat Exchanger Area Comparison

  11. Appendix. Design limit of Daikin VRV III

  12. 103m Appendix. Design limit of MULTI V PLUS II Outdoor units MULTI V Plus II 110m ON ON ON Indoor units <DA Research Lab in Korea>

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