Accessories WCU-series Type article no. price £ Suspension set WCU GA8570 38 Room thermostat on/off 230V, 10 Amp., IP30 IW3960 44 Room thermostat on/off 230V, 10-200 mAmp., IP30 for WCU EC IW3961 41 Stepless switch 3 Amp. (for 1-7 Rendovents) IA8509 139 5-step switch 2.2 Amp. IA8540 244 5-step switch 3.5 Amp. IA8542 254 5-step switch 5.0 Amp. IA8543 261 5-step switch 8.0 Amp. IA8544 337 5-step switch 11 Amp. IA8515 446 5-step switch 15 Amp. IA8516 637 Stepless speed controller 0-10 V., for WCU-EC GA3955 84 For rooms with more than 5 m. height, Winterwarm advises to always install destratification fans; rule of thumb is 1 per 300 m2*. *) Source: ISSO publication 57 Room volume m3 <1.000 2.000 3.000 5.000 7.000 9.000 12.000 Minimal desired recirculation 6 5 4 3 2.5 2 2 multiple* 1 2 2 3 5 5 5 5 5 5 6 25 Advantages application destratification fans: • Temperature gradient drops • Heat transmission loss reduces • Energy savings (20 to 30%!) • Higher comfort • Extra air circulation in the summer • Easy to install Without application of destratification fans the temperature gradient increases with 1,3°C per 1 m. height* (in order to determine the number of necessary destratification fans, add the air output of the heater to that of the destratification fan(s)) Technical data destratification fans Type Unit WCU40 WCU60 WCU80 WCU100 WCU40EC WCU60EC WCU80EC WCU100EC Rendovent black/white Price £ 645 761 980 1195 906 1232 1518 1917 200 Air output m3/h 3,200 5,600 7,000 10,000 3,300 5,700 7,000 10,000 13,000 Diameter fan mm 350 450 500 650 350 450 450 650 1420 Distance fan to ceiling cm 35 45 50 65 35 45 50 65 65 Throw vertical m 5-8 7-10 8-12 12-15 5-9 7-11 8-12 12-15 3-7 Voltage (50Hz) V 230 230 230 230 230 230 230 230 230 Electrical power W 155 290 400 480 136 320 490 550 75 Electrical current A 0.75 1.3 1.85 2.1 1.1 1.4 2.1 2.5 0.35 Revolutions per minute rpm 1,380 1,360 1,315 1,000 1,530 1,300 1,500 1,050 300 Sound level (@ 6 mtr), range dB(A) 33-56 35-59 37-59 39-58 33-55 33-59 37-59 37-55 36 Sound level (@ 8 mtr), range dB(A) 31-54 33-57 35-57 37-56 31-53 31-57 35-57 35-53 - Weight kg 11 18 18 43 11 18 18 43 9.5
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