511 Range and specifications Flexible drain length Copper drain size Drain collection type Required option Up to 6 m 9.52 mm Open water 1x BKWP55A1401 Central PVC drain 2x BKWP55A1401 Up to 20 m 9.52 mm Open water 1x BKWP55A1402 Central PVC drain 1x BKWP55A1402 1x BKWP55A1401 Connectable indoor units Indoor unit type Model name BKWP55A1401 BKWP55A1402 Round flow cassette VRV: FXFA-A, FXFN-B, FXFQ-B • • Sky Air: FCAHG-H, FCAG-B • • Fully Flat cassette VRV: FXZA-A, FXZQ-A • • Sky Air: FFA-A9 • • 2-way blow cassette VRV: FXCQ-A • 1-way blow cassette VRV: FXKA-A, FXKQ-A • (up to 4m length) Slim concealed ceiling unit VRV: FXDA-A, FXDQ-A3 • • Sky Air: FDXM-F9 • • Concealed ceiling unit with medium ESP VRV: FXSA-A FXSN-B, FXSQ-A • • Sky Air: FBA-A(9), ADEA-A • • Concealed ceiling unit with high ESP VRV: FXMA50-125A, FXMQ-P7 • (up to 4m length) • Sky Air: FDA125A • (up to 4m length) • *Actual construction Quality assured: 20 year testing A 20-year verification test was conducted with a slope-free drain using copper pipes. Results confirmed that the drain remained unclogged and contained no slime, corrosion, or pitting on the inner surface of the copper pipes. Test conditions J Constructed in Daikin office in 2004 J Tested model: FXYFP71M (Ceiling mounted cassette) J Drain piping: ø9.5 coated copper tube (6 m)
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