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Brand
Model
Similar Model
Electricity cost (10 years, RMB)
Annual electricity consumption (kWh)
Type
Fan blade size (mm)
Airflow (m3/min)
Power (W)
Fan blade number
Energy efficiency value (m3/(min.W))
Wind stall
National energy efficiency grade
18/08/2011
Chengfeng Narcissus Xiongsheng   Jinling
FT4-A-26A NEA-KYT-30A3 TS-11 Inefficient-Product FB-40P(Metal blade)
        FB-40P2(Metal blade)
316.5 285.8 468.8 337.5 333.8
63.3 57.2 93.8 67.5 66.8
Desk Fan Box Fan Mesa Fan Box Fan Walling Fan
400 300 350 250 400
64.3 62.1 39.7 30.9 66.5
42.2 38.1 62.5 45.0 44.5
3 6 5 6 3
1.51 1.63 1.58 0.81 1.51
3 3 3   5
1 1 1 2 1