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

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Explosion proof roof fans SVWDP EX ≤16400 m³/h

  • SVWDP EX - Ø140-400 mm explosion-proof centrifugal roof fans designed to convey vapor or gas from commercial, industrial and other premises where there is a high risk of explosion due to explosive or flammable gas
  • with centrifugal impeller designed for continuous work in difficult conditions
  • complies with ATEX directive
  • SVWDP 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
  • SVWDP 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 from stainless steel, cover from rain from steel, antistatic paint covered
  • centrifugal backward impeller made from stainless steel and covered antistatic paint
  • 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
SVWDP EX
Ø D
Ø D1 Ø A B
nxØd
14 140 165 440 540 4x7
16 160 185 440 540 4x7
18 180 205 440 540 4x7
20 200 225 630 620 4x9.5
25 250 275 630 650 4x9.5
25S 250 275 730 850 4x9.5
31 315 352 730 800 8x9.5
35 355 392 730 850 8x9.5
40 400 446 1000 850 8x9.5

 

Code
SVWDP EX
Phase
Voltage, V at 50 Hz
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
14/3F III 400 700 200 120 0.47 0.4 70 2800 16
16/3F III 400 1240 250 180 0.5 0.54 72 2800 14
18M/3F III 400 810 120 120 0.5 0.55 61 1500 15
18D/3F III 400 1520 327 250 0.7 0.74 70 2800 16
20M/3F III 400 1500 200 250 0.8 0.78 64 1400 27
20D/3F III 400 3900 480 1500 3.5 3.1 82 2800 43
25M/3F III 400 2890 282 370 1.3 1.1 65 1400 24
25S/3F III 400 5200 345 1100 2.7 2.7 78 1400 51
25D/3F III 400 9300 1050 2200 4.7 4.55 84 2800 60
31M/3F III 400 4900 430 750 2.1 1.85 72 1500 44
31D/3F III 400 9400 1600 550 10.4 10.5 84 2800 105
35M/3F III 400 8280 555 1100 3.7 2.7 72 1400 59
35D/3F III 400 16000 1439 7500 14.3 14.5 99 2800 110
40M/3F III 400 7500 960 3000 6.9 6.5 82 1400 80
40S/3F III 400 11050 365 1500 4.1 3.95 79 900 94
40D/3F III 400 16400 480 4000 8.3 8.6 85 1400 100

 

Pressure loss diagrams