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GFB - Centrifugal fan

GFB

Centrifugal fan

Low-pressure radial fan with direct drive, designed for transporting non-aggressive and non-explosive gases without pollution.
Can be painted in a color
other than standard
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APPLICATION

Fan designed for transporting non-aggressive and non-explosive gases without contomination. Typical applications:

  • various mechanical ventilation installations,
  • air pumping in production processes,
  • cooling, drying systems,
  • refrigeration and air-conditioning equipment,
  • air handling units.

CONSTRUCTION

  • low-pressure centrifugal fan with direct drive,
  • the impeller is welded from galvanized steel sheet with forward curved blades, dynamically balanced according to ISO 1940-1, (stainless steel sheet 1.4301 for size 97),
  • the housing is made of welded sheet steel,
  • protective mesh at the inlet,
  • motor stand in 250-400 models and in the 4/225 model,
  • fan painted blue RAL 5010 (corrosivity category C3),
  • maximum temperature of the transported medium is 80oC,
  • ambient temperature range from -20oC to +40oC,
  • figure LG90 in 4/250, 4/315 and 6/315 models,
  • figure LG270 in other models.

MOTOR

  • asynchronous single-phase 230V 50Hz (power to 1,1kW),
  • asynchronous, three-phase 230V/400V 50Hz (power to 3kW)
  • asynchronous, three-phase 400V/690V 50Hz (power from 5,5kW),
  • efficiency class IE3 (power from 0,25kW), or IE1 (power to 0,25kW),
  • degree of protection IP55,
  • insulation class F,
  • three-phase motors are adapted for frequency converter.

SPECIAL EXECUTIONS

  • optional configuration LG/RD,
  • color other than standard,
  • painting in higher category of corrosivity,
  • housing and support made of galvanized steel sheet,
  • housing and support made of stainless steel 1.4301,
  • housing and support made of acid-proof steel 1.4404,
  • motor with voltage and frequency of power different than standard,
  • motor with other than standard degree of protection,
  • motor equipped with sensors or additional cooling,
  • sealing between the housing and the motor,
  • ambient temperature range below -20oC and above +40oC.

Technical assistance

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m3/h
Pa

Dimensions

Type A B C D1 D2 E F G H I
  mm mm mm mm mm mm mm mm mm mm
GFB/2-97/42-003S 199 200 204 120 130 99 115 64 65 76
GFB/2-97/42-005T 199 200 204 120 130 99 115 64 65 76
GFB/2-108/42-009T 238 245 276 150 160 115 142 91 88 115
GFB/2-133/62-018T 238 245 276 150 160 115 142 91 88 115
GFB/2-146/62-025S 258 270 288 160 175 123 155 91 88 115
GFB/2-146/62-025T 258 270 288 160 175 123 155 91 88 115
GFB/2-160/62-037S 281 296 291 172 182 132 170 90 107 110
GFB/2-160/62-037T 281 296 291 172 182 132 170 90 107 110
GFB/2-180/62-075S 312 334 345 200 210 145 192 100 123 130
GFB/2-180/62-075T 312 334 345 200 210 145 192 100 123 130
GFB/2-200/74-110S 370 370 393 222 235 182 213 119 134 143
GFB/2-200/74-110T 370 370 393 222 235 182 213 119 134 143
GFB/4-200/74-037T 370 370 393 222 235 182 213 119 134 143
GFB/2-225/104-300T 374 382 462 250 280 182 217 148 136 173
Type J K L S T X O X1 O1
  mm mm mm mm mm mm mm mm mm
GFB/2-97/42-003S 76 90 90 34 36 4 6 8 3
GFB/2-97/42-005T 76 90 90 34 36 4 6 8 3
GFB/2-108/42-009T 105 130 120 45 49 4 7 6 3
GFB/2-133/62-018T 105 130 120 45 49 4 7 6 3
GFB/2-146/62-025S 105 130 120 45 49 4 7 8 3
GFB/2-146/62-025T 105 130 120 45 49 4 7 8 3
GFB/2-160/62-037S 120 126 140 55 49 4 7 8 3
GFB/2-160/62-037T 120 126 140 55 49 4 7 8 3
GFB/2-180/62-075S 130 155 155 62 53 3 7 8 3
GFB/2-180/62-075T 130 155 155 62 53 3 7 8 3
GFB/2-200/74-110S 160 163 180 70 64 4 7 8 3
GFB/2-200/74-110T 160 163 180 70 64 4 7 8 3
GFB/4-200/74-037T 160 163 180 70 64 4 7 8 3
GFB/2-225/104-300T 161 193 181 74 78 4 11 8 6
Type A B C D1 D2 E F G
  mm mm mm mm mm mm mm mm
GFB/2-250/114-550T 418 522 538 290 310 202 343 175
Type H I J K L N1 N2
  mm mm mm mm mm mm mm
GFB/2-250/114-550T 195 210 230 235 255 20 190
Type N3 N4 N5 P1 P2 P3 S
  mm mm mm mm mm mm mm
GFB/2-250/114-550T 360 380 470 290 326 350 192
Type T X O X1 O1 X2 O2
  mm mm mm mm mm mm mm
GFB/2-250/114-550T 90 4 11 8 7 6 11
Type A B C ØD1 ØD2 E F G
  mm mm mm mm mm mm mm mm
GFB/4-250/114-075S 418 595 419 290 310 202 343 175
GFB/4-250/114-075T 418 595 419 290 310 202 343 175
Type H I J K L N1 N2
  mm mm mm mm mm mm mm
GFB/4-250/114-075S 195 210 230 235 255 20 190
GFB/4-250/114-075T 195 210 230 235 255 20 190
Type N3 N4 N5 P1 P2 P3 S
  mm mm mm mm mm mm mm
GFB/4-250/114-075S 360 380 470 290 323 350 494
GFB/4-250/114-075T 360 380 470 290 323 350 494
Type T X ØO X1 ØO1 X2 ØO2
  mm mm mm mm mm mm mm
GFB/4-250/114-075S 87 4 11 8 7 6 11
GFB/4-250/114-075T 87 4 11 8 7 6 11
Type A B C ØD1 ØD2 E F G
  mm mm mm mm mm mm mm mm
GFB/4-315/143-300T 502 789 552 360 374 215 443 237
Type G1 H H1 I J K L N
  mm mm mm mm mm mm mm mm
GFB/4-315/143-300T 136 247 140 271 281 305 315 25
Type N2 N3 N4 N5 N6 P1 P2 P3
  mm mm mm mm mm mm mm mm
GFB/4-315/143-300T 210 395 420 422 543 220 253 280
Type S T X ØO X1 ØO1 X2 ØO2
  mm mm mm mm mm mm mm mm
GFB/4-315/143-300T 660 121 8 11 7 6 6 12
Type A B C ØD1 ØD2 E F G
  mm mm mm mm mm mm mm mm
GFB/4-400/183-750T 661 858 695 446 465 282 535 298
GFB/6-400/183-220T 661 858 695 446 465 282 535 298
Type G1 H H1 I J K L N1
  mm mm mm mm mm mm mm mm
GFB/4-400/183-750T 166 281 158 332 315 366 349 30
GFB/6-400/183-220T 166 281 158 332 315 366 349 30
Type N2 N3 N4 N5 N6 P1 P2 P3
  mm mm mm mm mm mm mm mm
GFB/4-400/183-750T 260 490 532 540 684 350 394 430
GFB/6-400/183-220T 260 490 532 540 684 350 394 430
Type S T X ØO X1 ØO1 X2 ØO2
  mm mm mm mm mm mm mm mm
GFB/4-400/183-750T 246 152 8 11 8 9 6 14
GFB/6-400/183-220T 246 152 8 11 8 9 6 14
Type A B C ØD1 ØD2 E F
  mm mm mm mm mm mm mm
GFB/6-450/203-550T 697 844 732 500 565 295 500
Type G H I J K L N1
  mm mm mm mm mm mm mm
GFB/6-450/203-550T 323 303 340 330 369 360 15
Type N2 N3 N4 P1 P2 P3 S
  mm mm mm mm mm mm mm
GFB/6-450/203-550T 464 615 630 280 324 360 200
Type T X ØO X1 ØO1 X2 ØO2
  mm mm mm mm mm mm mm
GFB/6-450/203-550T 164 4 9 12 9 4 10

Additional equipment


Venture Industries Group