DKEX 250-4 rectangular duct fan
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DKEX fans can be installed in any position, and their compact design makes them easy to install.
These fans have impellers with forward-curved blades and external rotor motors. The casing is manufactured from galvanised sheet steel with a copper inlet cone. To protect the motor from overheating, integral thermistors (PTC) are fitted with external leads which must be connected to the U-EK230E motor protection relay.
Explosion proof versions comply with EN 50014, 50019, EN 1127-1 and EN 13463-1. Improved safety in accordance with EEx e II T3. εx II 2G
- Certified according to ATEX
- Suitable for use in battery-charging rooms, fume cupboards and similar environments
- Integral thermistors (PTC *)
- Speed-controllable
- Positive Temperature Coefficient
| Nominal data | |||
| Frequency | 50 | Hz | |
| Voltage | 230 | V | |
| Phase | 3 | ~ | |
| Input power (P1) | 900 | W | |
| Current | 3.1 | A | |
| Max. airflow | 0.66 | m³/s | |
| R.p.m. | 1355 | r.p.m. | |
| Min. static back pressure | 145 | Pa | |
| Weight | 15 | kg | |
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| Temperature data | |||
| Temperature range, ambient and duct | -60 | °C | |
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| Sound data | |||
| Sound pressure level at 3 m | 58.9 | dB | |
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| Protection / Classification | |||
| Insulation class | F | ||
| Enclosure class, motor | IP44 | IP | |
| Certificate | SP 12ATEX3165X | ||
Additional Details
| Delivery | This item is usually stocked overseas and takes about 2 weeks to deliver. If stock in UK deliverable in 3-4 days. Enquire on 01729 824108 |
|---|---|
| Brand | Systemair |
| Warranty | 1 year manufacturers warranty |
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