supply of brushless dc (bldc) motor ceiling fan, isi marked, sweep size: 1400 mm etc.brushless dc (bldc) motor ceiling fan, isi marked, sweep size: 1400 mm etc.,brushless dc (bldc) motor ceiling fan, isi marked, sweep size: 1400 mm, minimum air delivery-245 cubic meter/min, total harmonic distortion- 8% [max], rated voltage: 230 v, 50hz single phase ac, blade thickness (min): 1.1mm, blade material : aluminium, bearing : double ball bearings, down rod size (without shackle) : 300mm, shank & shackle thickness (min) : 2mm, canopy : 2 nos., colour standard: white, bee rating : 5 star (as per ministry of power notification number: s.o. 2210 (e) and s.o. 2211 (e) dated. 12th may 2022 or latest), rated power-35 watt [max], warranty [min] 30 months. conforming to- (i) is:374/2019 with amendment no. 1/2022 or latest (ii)is:302 (part 2/sec 80) - for safety requirement (iii)is:14700 (part 3/sec2) for thd. is 374/2019 with amendment no. 1/2022 or latest. speed control with electronic regulator (step type with minimum 5 running positions) and regulators shall be provided with radio and television interference suppressing devices as per clause 10.7 of amendment no. 1/2022 to is 374/2019 or latest. firm has to supply 5% of additional identical pcbs (as used in ceiling fans) along with the ceiling fans for post warranty repairs. packing of pcbs should be free from moisture and damages. [ warranty period: 30 months after the date of delivery ]