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ERM-EX • Duct fans
- Duct fans
- Circular
- Plastic
- Centrifugal fan
- AC 230 V
- IP54
Ductfan with increased security ATEX
Application
- The particular construction allows the installation in hazardous environement as battery rooms, dyeing-plants, laboratories
Composition
- Housing and helico-centrifugal impeller are made of high quality sparkproof and antistatic plastic material, resistant to the impacts.
- Supply: 230Vac 1ph.
- Increased safety motor EEx-e II 2G T4 for type 18 and T3 for types 22 and 25. Suitable for ATEX zone 1 and 2.
- Insulation class B - Protection IP54.
- Electric connections enclosed in an external, explosion proof terminal box.
- Robust motor with ball bearings, maintenance-free.
- The motor is not speed controllable.
Accessories
Text for tender
- Type-examination tested according to European Directive 94/9/EC (ATEX)
- Device group II, Category 2 G
- Type of protection "e": Increased safety
- For zones 1 and 2
- For ventilation or air extraction, depending on the installation direction
- Can be fitted in any position
- Balanced safety technology available
- Up to 870 m³/h
- Type-examination tested according to European Directive 94/9/EC (ATEX)
- Device group II, Category 2 G
- Type of protection "e": Increased safety
- For zones 1 and 2
- For ventilation or air extraction, depending on the installation direction
- Can be fitted in any position
- Balanced safety technology available
- Up to 870 m³/h
Order example
ERM-EX 18: Type of fan
FUM: Console tpye
Air performance data
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ERM-EX 18 | 240 | 180 | 110 | - | - | ERM-EX 22 | 500 | 430 | 350 | 260 | 180 | ERM-EX 25 | 800 | 730 | 640 | 550 | 330 |
Selection curves
Technical data
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ERM-EX 18 | 1 x 230 | 59 | 0.28 | 50 | 50 | 2760 | 66 | ERM-EX 22 | 1 x 230 | 200 | 0.93 | 50 | 50 | 2850 | 73 | ERM-EX 25 | 1 x 230 | 300 | 1.42 | 50 | 50 | 2890 | 75 |
- Tm = Maximum air temperature
- Tu = Maximum ambient temperature
- Lwa 5 = Sound power level @inlet
Dimensions
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ERM-EX 18 | 161 | 175 | 180 | 137 | 140 | 160 | 2 | ERM-EX 22 | 175 | 221 | 230 | 165 | 165 | 195 | 5 | ERM-EX 25 | 205 | 245 | 255 | 178 | 180 | 210 | 6.5 |
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