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AC centrifugal fan

(backward curved ø 250 mm) - 230 VAC

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Impeller material: PA6+GF30+galvanized steel
Inlet ring material: PA6+GF30
Casing material: sheet steel, painted gray
Direction of rotation: clockwise, seen on rotor
Type of protection: IP44
Insulation class: B
Mode of operation: continuous operation (S1)
Bearing: ball bearings
Motor protection: self-resetting TOP wired internally
Characteristics
Downloads
Dimensions
Electrical connections
Performance curves
Inlet rings
Modification name Performance curve Nominal voltage [VAC] Frequency [Hz] Speed [RPM] Power input max [W] Сurrent max [A] Sound pressure level [dB(A)] Perm. amb. temperature [°С] Capacitor [μF/VDB] Electrical connection Weight [kg]
BL-B250A-2E-C01-01 I 230 50 2600 204 0.9 69 -25...+50 3.0/450 Type “A“ 2.6
II 60 2800 219 1 70
GL-B250A-2E-C01-01 I 230 50 2600 204 0.9 69 -25...+50 3.0/450 Type “A“ 3.65
II 60 2800 219 1 70
BL-B250A-2E-D01-01 III 230 50 2700 223 0.97 70 -25...+50 4.0/450 Type “A“ 2.9
IV 60 3000 261 1.14 71
GL-B250A-2E-D01-01 III 230 50 2700 223 0.97 70 -25...+50 4.0/450 Type “A“ 3.95
IV 60 3000 261 1.14 71
Name Download Watch
Draft Specification Form (pdf 44.85Kb)
AC centrifugal fan (backward curved ø 250 mm - *L-B250A-2E-C01-01, *L-B250A-2E-D01-01 - 230 VAC) - data sheet (pdf 693.75Kb)
AC centrifugal fan (backward curved ø 250 mm - GL-B250A-2E-C01-01, GL-B250A-2E-D01-01 - 230 VAC) - image (psd 2.54Mb)
AC centrifugal fan (backward curved ø 250 mm - GL-B250A-2E-C01-01, GL-B250A-2E-D01-01 - 230 VAC) - image (png 580.22Kb)
Product specification GL-B250A-2E-C01-01 (pdf 1.47Mb)
Product specification GL-B250A-2E-D01-01 (pdf 1.47Mb)

BL-B250A-2E-C01-01, BL-B250A-2E-D01-01

GL-B250A-2E-C01-01, GL-B250A-2E-D01-01

Curve Point n [RPM] Pi [W] I [A]
I 1 2450 198 0.85
2 2560 196 0.86
3 2600 204 0.90
4 2540 195 0.87
         
II 1 2780 210 0.95
2 2700 215 0.97
3 2800 219 1.00
4 2780 218 0.92
         
III 1 2640 215 0.92
2 2620 219 0.95
3 2700 223 0.97
4 2690 217 0.93
         
IV 1 2970 252 1.08
2 2900 259 1.10
3 3000 261 1.14
4 2910 260 1.07

Inlet rings IR-PA series

  • For backward curved blade impellers
  • Made of high quality plastic

Overall dimmensions [mm]

BLAUBERG Inlet ring BLAUBERG Impeller size A B C D RE h t g Fig.
IR 190BC PA 190 172 158 120.5 125.5 10 15.9 2.5 4.5 1
IR 220BC PA 220 258 245 149 153 20 21 2.0 4.5 2
IR 225BC PA 225 223 210.7 141 145 25 28 2.0 4.5 1
IR 250BC PA 250 255 240 160 164 28 31 2.0 4.5 1

Inlet rings IR-GS series

  • For backward curved blade impellers
  • Made of galvanized steel

Overall dimmensions [mm]

BLAUBERG Inlet ring BLAUBERG Impeller size DA E DE Re F-∅G h t
IR 190BC GS 190 170 158 125 10 4-ø4.5 14 0.6
IR 220BC GS 220 252 236 152 22 4-ø4.5 21 0.6
IR 225BC GS 225 223 210.7 145 21 4-ø4.5 28 1.5
IR 250BC GS 250 255 240 164 18 4-ø4.5 33 1.5