Overview: The document provides comprehensive information on Xpelair's range of roof fans designed for institutional, commercial, and industrial ventilation projects. These fans are installed on rooftops to conserve indoor space.

Product Range: Xpelair offers various products including aerofoil axial roof fans and high-temperature mixed flow units. The Mono and Duo twin MAX units are designed for acoustically sensitive applications, offering single centrifugal extract or run and standby functions. All fans come with flow switches or motor sensing devices.

Product Selector: A product selector table is included, detailing fan type, model numbers, maximum diameter, extract rate, phase options, and number of poles, aiding in selecting the appropriate fan based on specific needs.

Key Features: The Xpelair Rapier XRA range includes compact, efficient industrial roof axial fans with external rotor motors and high-pressure axial blade impellers, suitable for kitchens, factories, and warehouses. They feature a durable polymer cowl and base, corrosion-resistant steel components, and are fully speed controllable.

Specifications: Fans are constructed with recyclable polymer and galvanized steel, featuring a corrosion-resistant finish. Motors are class F with IP54 protection, capable of operating in temperatures from -40ºC to +70ºC, available in single and three-phase electrical supply options.

Performance Data: Detailed performance data is provided for various models, including airflow rates at different static pressures, sound pressure levels, electrical power ratings, and operating temperatures.

Installation and Dimensions: Dimensions and installation guidelines for the Xpelair Rapier XRA fans are included to ensure proper setup and operation.

Control Options: A range of 5-step transformer speed controllers and starters with overload protection are available for controlling fan speed and ensuring safe operation.

Conclusion: Xpelair offers a comprehensive range of roof fans with various features and specifications to meet diverse ventilation needs. For custom solutions, the Xpelair CustomVent Division offers bespoke options.

XMV and XSR Series Overview: The document details specifications and performance data for Xpelair's XMV and XSR series of roof-mounted ventilation fans, suitable for high-temperature environments with various control options.

XMV Series Specifications: Mixed flow vertical discharge roof fans available in six diameters (225mm to 500mm) with IP55 Class F motors, designed for temperatures up to 100°C, featuring a high-performance aluminium-polyamide impeller.

XSR Series Specifications: Centrifugal roof extract fans with single or double inlet options, made from marine-grade aluminium, designed for low noise and high efficiency, with a maximum operating temperature of 50°C.

Construction: XMV features a twin-wall casing made from UV-stabilized HDPE, resistant to weather conditions down to -30°C, including a birdguard and service isolator. XSR incorporates 'damped panel technology' to reduce resonance, with galvanized steel impellers and a removable fan deck for easy maintenance.

Performance Data: Both series offer detailed airflow and static pressure data across various models, with performance graphs illustrating the relationship between airflow and static pressure. Sound pressure levels and electrical specifications are provided for each model.

Control Options: Both series support 5-step transformer speed controllers and thermal overload protection, with wiring diagrams provided for single and three-phase starters.

Dimensions and Accessories: Detailed dimensions for each model are provided, along with available accessories such as ducting, silencers, and grilles.

Mono Max XSRA Specifications: The Xpelair Mono Max XSRA is an attenuated centrifugal roof extract fan designed for commercial and light industrial applications, featuring electronic control options with a 5-step transformer speed controller. Constructed from mill-finish aluminum for corrosion resistance, suitable for low noise applications.

Key Features: High-performance centrifugal fan, compact design for direct mounting, high-efficiency motor for low noise, available in extract-only models with bottom inlet.

Casings: Manufactured from marine-grade aluminum with reinforced fixing points and 'damped panel' technology to reduce resonance.

Fan Deck: Uses visco-elastic polymer laminate construction to minimize resonance, particularly in lower frequency bands.

MAX Attenuation: Utilizes CFC and HFC-free, class ‘O’ open cell expanded foam for thermal and acoustic purposes, compliant with flammability and toxicity standards.

Fans: Features single-inlet or double-inlet centrifugal fans with high-efficiency, low-noise, forward-curved multiblade impellers.

Motors: Totally enclosed, high-efficiency, split-capacitor, external rotor type with a power factor better than 0.9, maintenance-free with a minimum life expectancy of 50,000 hours.

Electrical Supply: Available in 220-240V single phase or 400-415V three phase, with IP44 or IP54 enclosure ratings.

Controllers: Compatible with 5-step transformer speed control.

Performance Data: Detailed airflow and power data for various models, including XSRA100 to XSRA600, with specifications on airflow rates at different static pressures, nominal fan speeds, electrical power, and weight.

Sound Power Data: Sound power levels are provided for each model across different frequency bands, indicating the noise levels at a distance of 3 meters.

Accessories: Includes options for inline duct bag filters, circular silencers, flexible connections, and more, tailored to different duct diameters.

Duo Twin XTR and XDR Overview: The document provides detailed technical specifications and performance data for Xpelair Duo Twin XTR and XDR centrifugal roof fans, designed for commercial and industrial applications with features such as automatic duty sharing and changeover capabilities.

Specifications: Constructed from marine-grade aluminum, featuring 'damped panel' technology to reduce resonance and noise, available in single and double inlet configurations with high-efficiency, low-noise impellers made from galvanized steel.

Performance Data: Includes airflow and static pressure data for various models, indicating performance under different conditions, with detailed sound power data provided for each model.

Controllers and Accessories: Compatible with manual and automatic duty sharing controllers, with accessories including duct filters, silencers, and various mounting options.

Applications: Ideal for installations where space is limited and powerful, low-noise ventilation is required, such as in kitchens, restaurants, hotels, and industrial settings.

Dimensions: Detailed dimensions for each model are provided, ensuring compatibility with existing ductwork and installation spaces.

Duo MAX Twin XDRA Specifications: Detailed specifications for various models of Xpelair Duo MAX Twin XDRA fans, including nominal fan speed, maximum electrical power, full load current, starting current, motor insulation class, IP rating, maximum operating temperature, and weight.

Performance Data: Performance graphs illustrate airflow against static pressure for different models, with airflow data provided at various static pressures.

Sound Power Data: Sound power levels are detailed across different frequencies for each fan model, providing insights into the noise levels produced by the fans.

Controllers and Accessories: Describes auto changeover switches for automatic duty sharing and fan failure management, with various accessories listed.

Dimensions: Dimensions for each fan model are provided, crucial for installation and space planning.

Recommendations: For optimal performance, it is recommended to use the appropriate controllers and accessories as specified, emphasizing the importance of using the correct model based on required airflow and static pressure conditions.