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European delivery - 30 days, other countries +7 days.

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Explosion proof roof fans SVDWR EX ≤29000 m³/h

  • SVDWR EX - explosion-proof axial roof fans designed to convey vapor or gas directly outside from commercial, industrial and other premises where there is a high risk of explosion due to explosive or flammable gas
  • complies with ATEX directive
  • SVDWR EX 2G - fans intended for operation in Z1 (1) and Z2 (2) gas explosion zones are identified by the following symbols:
  • temperature class: T1 to T3 (special order T4)
  • explosion group: II (Subgroups IIA and IIB)
  • fans not fitted for speed control
  • maximum ambient temperature 40 °C
  • SVDWR EX 3G / 3D - fans designed to operate in the Z2 (2) and Z22 (22) gas and dust explosion areas are identified by the following symbols:
  •  

  • temperature class: T1 to T3
  • maximum dust surface temperature up to 120 °C
  • maximum ambient temperature 40 °C
  • gas explosion group: IIA and IIB
  • dust explosion group: IIIB
  • fans adapted for speed control by a special frequency converter
  • temperature sensors (3xPTC 155C) mounted on the fan motor should be connected to an EC certified relay to ensure proper motor protection during control
  • explosion-proof fans for zone Z1 (1) with frequency converter can be ordered on request
  • fan housing made: models 315-560C - from galvanized steel, antistatic paint covered, models 560D-800 - made from stainless steel
  • axial impeller made: models 315-560C - from antistatic plastic, models 560D-800 - made from stainless steel
  • exhaust vent cap made from powder-coated steel
  • all models with three-phase, explosion-proof electric motors, protection class IP55
  • manufactured under Directive 8/37/EC - Machinery Safety, Directive 94/9/EC (ATEX) - Equipment and protective systems in potentially explosive atmospheres
  • marking of zones:
  • Z1 - zone in which, under normal conditions of use, a vapor or gas mixture may be formed
  • Z2 - zone with low probability of explosive gas mixture, explosive mixture may only be present for a short time
  • Z22 - area with low probability of formation of explosive dust mixture, ie. transient, for example, during a fault
  • 1 year warranty

Brand: ESEM
Code
SVDWR EX
Ø D
Ø D1 Ø A B
nxØd
250 250 275 400 500 4x9.5
315 315 352 500 500 8x9.5
355 355 392 560 560 8x9.5
400 400 438 630 560 8x9.5
450 450 488 700 590 8x9.5
500 500 538 785 640 8x9.5
560 560 600 880 710 12x9.5
630 630 670 990 810 12x9.5
710 710 750 1115 880 12x9.5
800 800 840 1260 990 16x9.5

 

 

Code
SVDWR EX
Phase
Voltage, V at 50Hz
Capacity, m³/h
Pressure, Pa
Power, W Current, A 3x400 V 2G Current, A 3x400 V 3G/3D Noise level, dB(A)4m Speed, min-1 Weight, kg
315/4 III 400 2000 95 250 0.8 0.78 54 1400 30
355/4 III 400 3150 115 250 0.8 0.78 55 1400 33
400/4 III 400 3800 126 250 0.8 0.78 57 1400 35
450/4 III 400 4900 152 370 1.3 1.1 59 1400 44
500/4 III 400 6000 175 370 1.3 1.1 61 1400 47
560A/4 III 400 7300 220 550 1.6 1.55 62 1400 69
560C/4 III 400 10300 240 1100 2.7 2.7 67 1400 74
560D/4 III 400 12200 430 1500 3.7 3.5 68 1400 79
630/4 III 400 14700 257 2200 5.2 4.7 72 1400 105
710/4 III 400 21600 370 3000 6.9 6.5 77 1400 155
800A/4 III 400 27000 560 4000 8.3 8.6 77 1400 184
800B/4 III 400 29000 580 5500 11.1 11.6 79 1400 192
560D/6 III 400 6600 85 550 1.65 1.76 58 900 74
630/6 III 400 8820 110 750 2.1 2.1 62 900 96
710/6 III 400 11600 160 1100 3.1 2.8 66 900 145
800/6 III 400 16100 190 1500 4.1 3.95 68 900 172
250/2 III 400 1900 110 250 1 0.74 61 2800 27
315/2A III 400 3200 170 370 1.15 1 69 2800 33
315/2B III 400 3950 225 750 1.7 1.8 72 2800 35
355/2A III 400 5000 240 550 1.4 1.4 74 2800 33
355/2B III 400 5500 280 1100 2.45 2.5 76 2800 36
400/2A III 400 6800 290 1500 3.3 3.1 79 2800 40
400/2B III 400 8400 370 2200 4.6 4.55 81 2800 41
450/2A III 400 10600 500 2200 4.6 4.55 83 2800 46
500/2A III 400 13600 575 3000 6 6.1 85 2800 52

 

Pressure loss diagrams