CRL. MADE OF SHEET STEEL TURBINE WITH REACTION BLADES LOW NOISE LEVEL IE3 > 0.75kw MOTORS ENERGY SAVING MOTORS CRL MEDIUM PRESSURE CENTRIFUGAL FANS

Transcription

1 CRL MADE OF SHEET STEEL TURBINE WITH REACTION BLADES LOW NOISE LEVEL IE3 > 0.75kw MOTORS ENERGY SAVING MOTORS CRL MEDIUM PRESSURE CENTRIFUGAL FANS

2 CRL Medium pressure, single-stage aspiration fans with backward-curved turbine reaction blades Fan: Sheet steel casing Turbine with reaction blades, made of sheet steel Maximum temperature of air to be carried: -25 ºC +120 ºC Motor: IE3 efficiency motors for powers equal to or greater than 0.75kW except single-phase, 2-speed and 8-pole Class F motors with ball bearings and IP55 protection Three-phase 230/400V 50Hz Finish: Corrosion-proof finish of polyester resin polymerised at 190 ºC, previously degreased with phosphate-free nanotechnological treatment. On request: 60 Hz models Special windings for different voltages Fan prepared for air transmission of up to 250 ºC Stainless steel fan Order code CRL T 0.33 Medium pressure, single-stage aspiration fans with backwardcurved turbine reaction blades Turbine size Number of motor poles 2=2900 r/min 50 Hz 4=1400 r/min 50 Hz T= Three-phase M= Single-phase Motor power (HP) Technical characteristics Model Speed Maximum current admissible (A) Installed power Maximum flow rate Sound pressure level Approx. weight (r/min) 230V 400V (kw) (m 3 /h) db(a) (1) (Kg) According to ErP CRL-822-2T CRL-925-2T CRL T CRL T-1.5 IE CRL T-3 IE CRL T-4 IE CRL T-1 IE CRL T-1.5 IE CRL T-2 IE CRL T-3 IE Acoustic characteristics Noise power spectrum Lw(A) in db(a) frequency band in [Hz] Model Model CRL-822-2T CRL-925-2T CRL T CRL T-1.5 IE CRL T-3 IE CRL T-4 IE CRL T-1 IE CRL T-1.5 IE CRL T-2 IE CRL T-3 IE

3 Dimensions mm CRL Model A B C C1 C2 ØD1* ød Ød1 Ød2 E H H1 I J J1 K K2 L ØO ØO1 V v X X1 Y CRL-822-2T M CRL-925-2T M CRL T M * Recommended pipe nominal diameter CRL Model A B C C1 C2 ØD1* ød Ød1 Ød2 E H H1 I J J1 K K1 K2 L ØO ØO1 V v X X1 Y CRL T M CRL T M CRL T M CRL T M CRL T M CRL T M CRL T M * Recommended pipe nominal diameter

4 Characteristic curves Q= Flow rate in m 3 /h, m 3 /s and cfm. Pe= Static pressure in mmh 2 O, Pa and inwg.

5 Erp. Best efficiency point (BEP) characteristics MC EC VSD SR Measurement category Efficiency category S Static T Total Variable speed drive Specific ratio ηe[%] Efficiency N Efficiency grade [kw] Electric power [m 3 /h] Flow rate [mmh 2 O] Static or total pressure (based on EC) [RPM] Speed Model MC EC VSD SR ηe[%] N [kw] [m3/h] [mmh2o] [RPM] CRL-822-2T-0.33 A S NO % CRL-925-2T-0.5 A S NO % CRL T-0.75 A S NO % CRL T-1.5 IE3 A S NO % CRL T-3 IE3 A S NO % CRL T-4 IE3 A S NO % CRL T-1 IE3 A S NO % CRL T-1.5 IE3 A S NO % CRL T-2 IE3 A S NO % CRL T-3 IE3 A S NO % Orientation Standard supply LG 270 Positions LG 180 and RD 180 on request with special anchoring measurements Models 822, 925, 1028 and 1031 do not admit positions LG 135 or RD 135 LG 0 LG 45 LG 90 LG 135 LG 180 LG 225 LG 270 LG 315 RD 0 RD 45 RD 90 RD 135 RD 180 RD 225 RD 270 RD 315 Accessories See accessories section. INT C2V RM VSD3/A-RFT AET VSD1/A-RFM RPA B BD BIC ACE S REG

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