PRF-EX 250D4-EXd

The PRF fans have been developed especially for the exhaust of aggressive media. This is the right fan when corrosive gases, contaminated air or other aggressive components are part of the exhaust air. Typical applications are medical facilities, the food-, electrical-or chemical industry. The sintered casing from PE offers a variety of applications with its connectors from 125 - 250 mm. The casing can be easily adjusted through turning it (Standard position is LG270, see picture). Suitable for danger zone 2 category 3G and temperature classes T1 to T4.

To protect the motor from overheating these fans have integral thermistors (PTC) with external leads which must be connected to the U-EK230E motor protection relay.

Motor certified according to ATEX 94-9-EG.

Single-flow impellers from PP with effective bade geometry.

Antistatic housing.

Integral thermistors (PTC *)

The pedestal is manufactured of stainless steel.

Positive Temperature Coefficient.

Key features:

• Plastic centrifugal fan
• II 2G Ex h IIB+H2 T4 Gb
• For corrosive or aggressive media
• 2724m³/hr @ 200Pa
• 3-phase

Additional information:

• Brand: Systemair
• Warranty: 1 year manufacturer's warranty
• Delivery: This item is usually stocked overseas and takes about 2 weeks to deliver. If held in UK stock, available for delivery in 3–4 days. Enquire on 01609 243164

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