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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
Narcissus Xiongsheng Jinling Chengfeng  
NEA-KYT-30A3 TS-11 FB-40P(Metal blade) FT4-A-26A Inefficient-Product
    FB-40P2(Metal blade)    
285.8 468.8 333.8 316.5 337.5
57.2 93.8 66.8 63.3 67.5
Box Fan Mesa Fan Walling Fan Desk Fan Box Fan
300 350 400 400 250
62.1 39.7 66.5 64.3 30.9
38.1 62.5 44.5 42.2 45.0
6 5 3 3 6
1.63 1.58 1.51 1.51 0.81
3 3 5 3  
1 1 1 1 2