LOW PRESSURE CENTRIFUGAL FANS Series Range of double inlet direct driven low pressure centrifugal fans manufactured from galvanised sheet steel. All the models are fitted with forward curved centrifugal impellers manufactured from galvanized sheet steel. Motors Housing closed motors, IP44, class F, equipped with thermal protection and ball bearings greased for life. Electrical supply: Single phase 23V-5Hz (capacitor fitted on the fan housing). Three phase 23/4V-5Hz. (See characteristics chart). Working temperatures from -2ºC to +4ºC. On request Housing open motors IP2, class F. Coupling flange fitted at the fan outlet (B version). Special version kitchen IP55, class F. Three phase motors suitable for frequency invert- Anti-vibration mounts Impeller dynamically balanced er control with motor E22 version. A P P L I C A T I O N S All motors are fitted with support including rubber antivibration mounts reducing the noise transmitted to the installation Impeller dynamically balanced, according to ISO 194 standard, providing vibration free operation P O S I T I O N S Incorporation in ventilation cabinets Air conditioning equipment Applications in machinery LG 9 LG 27 LG LG 1 Mounting feet (accessory) allow 4 positions of the inlet discharge.
Reference 9/9 373 P T C VR K B MP IP55 1 2 3 4 5 7 9 1 11 1 : Product range. 2 : 7/7, 9/7, 9/9, 1/, 1/1, 12/9, 12/12, 15/15 dimensions in inches of the turbine (the same range CBP) these dimensions are replacing old ones at mm (1/1, 24/1, 24/24, 27/, 27/27, 32/24, 32/32, 3/3). 3 - Motor Power (W). 4-2P, 4P, P, P: Pole number. 5 - Nothing: Single phase. T: Three phase. - C: Motor closed (IP44) RE: External Rotor Motor 7 - Nothing: 1 speed - not adjustable fan 2V: fan with 2 speed motor 3V: fan with 2 speed motor VR: motor fan with adjustable tension. EC--1V, EC-CK, EC-PK, EC-CK/DG: motor fan with electronic control. - Nada: estándar K: cubic structure with reinforcement. 9 - Nothing: Standard. B1, B11, B5, B7, B, B9, BE: with flange. The number indicates the diameter of the fixing holes. 1 - Nothing: Product on individual packing. MP: Multi product palletizing. 11 - IP rating. Technical characteristics Before installation check that the product electrical characteristics listed on the data plate label (Voltage, power, frequency etc) match those of the intended electrical supply. Model Motor power Equiv. in inches Poles Capacitor Maximum absorbed current (A) Airflow Sound pressure level* Weight Speed controller Inverter controller (W) (CV) (µf / V) 23V/1/5Hz 23-4V/3/5Hz (m 3 /h) (db(a)) (Kg) REB RMB/RMT VFTM -7/7 W P C VR 1/1 7/7 3/45,77-15 55 9 1 RMB-1,5 - -7/7 147W 4P C VR 147 1/5 7/7 4 5/45 1,55-154 1 2,5 RMB-3,5 - -9/7 122W P C VR 122 1/ 9/7 /45 1,3-217 1 2,5 RMB-1,5 - -9/7 245W P C 247 1/3 9/7 1/45 2,4-2 4 1 - - - -9/9 122W P C VR 122 1/ 9/9 /45 2,5-23 17 2,5 RMB-3,5 - -9/9 245W P C VR 247 1/3 9/9 1/45 2,23-2 4 17 2,5 RMB-3,5 - -9/9 373W 4P C VR 373 1/2 9/9 4 1/45 3,5-277 19 5 RMB- - -1/ 245W P C VR 247 1/3 1/ 1/45 2,3-273 2 1 2,5 RMB-3,5 - -1/ 373W P C 373 1/2 1/ 15/45 4,15-41 73 19 - - - -1/ 373W 4P C 373 1/2 1/ 4 25/4-32 19 - - - -1/1 245W P C VR 245 1/3 1/1 1/45 2,35-3 21 2,5 RMB-3,5 - -1/1 373W P C VR 373 1/2 1/1 15/45 4,4-47 7 21 5 RMB- - -1/1 55W 4P C VR 55 3/4 1/1 4 25/45 4,4-33 23 5 RMB- - -12/9 55W P C VR 55 3/4 12/9 1/45, - 477 2 1 RMB- - -12/9 11W PT C 11 1,5 12/9 - - 7,1/4,1 3 73 2 - - -12/12 55W P C VR 55 3/4 12/12 1/45 5,3-4 3 1 RMB- - -12/12 11W PT C 11 1,5 12/12 - - 7,3/4,2 2 3 - - VFTM TRI 2,2 VFTM TRI 2,2-15/15 2W PT C K IP55 2 3 15/15 - -,/5,1 95 45 1 - VFTM TRI 2,2 * Sound pressure levels in db(a), measured at 1,5 meters at the fan inlet side in free field.
A B C D E F G H I J K L M N O P -7/7 W P C VR 27 233 327 3 145 27 225 47, 314 2 1,4, 17-7/7 147W 4P C VR 24 233 327 3 145 27 225 47, 314 2 1,4, 17-9/7 122W P C VR 3 234 31 14 2 29 32 5,5,5 221-9/7 245W P C 31 234 31 14 2 29 32 5,5,5 221-9/9 122W P C VR -9/9 245W P C VR -9/9 373W 4P C VR 34 3 31 14 2 29 32 5,5,5 221-1/ 245W P C VR -1/ 373W 4P C 32 2 2 3 4-1/ 373W P C 3 2 2 3 4-1/1 245W P C VR 377 2 3 4-1/1 373W P C VR 41 2 3 4-1/1 55W 4P C VR 43 2 3 4-12/9 55W P C VR 419 311 49 47 49,5 52,5 3,5-12/9 11W PT C 41 311 49 47 49,5 52,5 3,5-12/12 55W P C VR 459 49 47 49,5 52,5 3,5-12/12 11W PT C 4 49 47 49,5 52,5 3,5 Dimensions -T-15/15 (mm) Model Dimensions (mm)
Mounting accessories Outlet flange Mounting feet Inlet guard Model Outlet flange Mounting feet Inlet guard -7/7 Brida desc. -7/7 PIE SOPORTE CBP/ 7/7 DEF--7-9/7 Brida desc. -9/7 PIE SOPORTE CBP/ 9/9 DEF--9-9/9 Brida desc. -9/9 PIE SOPORTE CBP/ 9/9 DEF--9-1/ Brida desc. -1/ PIE SOPORTE CBP/ 1/1 DEF--1-1/1 Brida desc. -1/1 PIE SOPORTE CBP/ 1/1 DEF--1-12/9 Brida desc. -12/9 PIE SOPORTE CBP/ 12/12 DEF--12-12/12 Brida desc. -12/12 PIE SOPORTE CBP/ 12/12 DEF--12-15/15 DEF--15 Accessories dimensions Outlet flange A A1 B B1 NxØ (mm) Brida desc. -7/7 29 24 2 24 x9 Brida desc. -9/7 273 253 32 2 x9 Brida desc. -9/9 3 32 315 25 x1 Brida desc. -1/ 314 3 31 x9 Brida desc. -1/1 3,5 359 3 31 x9 Brida desc. -12/9 32 3 x9 Brida desc. -12/12 447 42 3 x9 Model A B C D E F G H I J K L 7/ 254 47 2 227 13,5 12,5 1 1,5 15 195 15 12 9/ 325 12 2 297 13,5 12,5 1 1,5 - - 35,7 1,5 1/ 33 12 2 3 13,5 12,5 1 1,5 37,5 23,5 2 12 12/ 434 144 2 47 13,5 12,5 1 1,5 4,5 25,5 12 Mounting feet
Performance curves Q = Air volume in, m 3 /hr and m 3 /s. Ps = Static pressure in mmwg and Pa. Dry air at 2ºC and 7 mmhg. Performance data in accordance with ISO 51 and AMCA 21-99 Standards. 14 /-1/1-7/7 W P T C W VR 3 /4-1/1-7/7 147W 4P T 147W C VR 12 25 1 23V 1V 14V 1V 4 5 5 2 4 54 3 4 1 1 14 Q (m 3 /h) 23V 15 1V 73 14V 1 1V 1 5 55 5 59 4 1 1 14 1 Q (m 3 /h) 25 /-24/1-9/7 122W P T 122W C VR 27 /-24/1-9/7 245W T P 245W C 7 15 23V 1V 14V 73 1 1V 4 5 5 59 3 9 1 15 1 21 Q (m 3 /h) /-24/24-9/9 122W P T 122W C VR 25 15 7 23V 1V 1 14V 1V 5 51 45 5 5 1 15 Q (m 3 /h) 24 21 1 15 12 7 9 3 7 4 1 1 24 Q (m 3 /h) 24 21 1 15 12 9 /-24/24-9/9 245W P T 245W C VR 1V 14V 1V 23V 77 3 53 4 7 4 1 1 24 2 Q (m 3 /h) Curves at different voltages are obtained with a transformer type speed controller.
Performance curves Q = Air volume in, m 3 /hr and m 3 /s. Ps = Static pressure in mmwg and Pa. Dry air at 2ºC and 7 mmhg. Performance data in accordance with ISO 51 and AMCA 21-99 Standards. /4-24/24-9/9 373W 4P T 373W C VR 55 5 45 4 35 23V 7 3 1V 25 14V 15 1 1V 5 1 5 5 1 15 25 Q (m 3 /h) /-27/ -1/ 245W T P 245W C VR 3 25 23V 1V 15 14V 7 1V 1 7 59 5 5 59 4 1 1 24 2 Q (m 3 /h) 35 /-27/ -1/ 373W T P 373W C 7 /4-27/ -1/ 373W T 4P 373W C 3 25 5 1 15 4 3 1 1 5 7 5 1 15 25 3 35 4 Q (m 3 /h) /-27/27-1/1 245W T P 245W C VR 3 25 23V 1V 15 14V 7 1V 1 5 5 59 5 4 1 1 24 2 Q (m 3 /h) 1 5 1 15 25 3 Q (m 3 /h) -1/1 /-27/27 373W T P 373W C VR 3 25 23V 1V 15 14V 1V 7 1 2 5 55 3 77 4 5 1 15 25 3 35 4 45 Q (m 3 /h) Curves at different voltages are obtained with a transformer type speed controller.
Performance curves Q = Air volume in, m 3 /hr and m 3 /s. Ps = Static pressure in mmwg and Pa. Dry air at 2ºC and 7 mmhg. Performance data in accordance with ISO 51 and AMCA 21-99 Standards. 7-1/1 /4-27/27 55W T 4P 55W C VR 4-12/9 /-32/24 55W P T 55W C VR 5 23V 4 17V 3 14V 4 1 1V 2 52 4 1 1 24 2 3 3 Q (m 3 /h) 35 77 3 23V 17V 25 14V 1V 15 1 1 5 55 5 1 15 25 3 35 4 45 5 Q (m 3 /h) /-32/24-12/9 11W T 11W PT C T 45 4 35 3 2 25 4 15 1 7 5 1 3 4 5 Q (m 3 /h) /-32-32 -12/12 55W T P 11W C VRT 45 4 35 3 25 4 7 15-12/12 /-32/32 11W T PT 55WC 4 35 3 7 23V 25 17V 7 14V 1V 15 1 2 5 52 1 3 4 5 Q (m 3 /h) -15/15 /-3-3 2W RTC PT 2W C K IP55 T 5 4 5 4 3 1 5 1 1 3 4 5 7 Q (m 3 /h) 4 1 Q (m 3 /h) Curves at different voltages are obtained with a transformer type speed controller.