1. Catalogs
  2. Pollrich GmbH
  3. Tunnel jet fans

Tunnel jet fans

Tunnel jet fans
1 / 28 PagesView full catalog

Tunnel jet fans

Product catalog summary
Overview
The document provides comprehensive details on the tunnel jet fans produced by Pollrich DLK Fan Factories, focusing on their design, specifications, and applications. These fans are engineered for robust performance in tunnel ventilation and smoke extraction systems, emphasizing efficiency, safety, and noise reduction.
Product Specifications
The Terrajet tunnel jet fans are available in various temperature classes (F200, F300, F400) and are CE-certified according to EN 12101-3. They feature a robust design with welded impellers and adjustable aerofoil blades for maximum thrust and efficiency. The fans are suitable for both 50 Hz and 60 Hz applications and are truly reversible.
Research and Development
Pollrich DLK utilizes advanced simulation tools such as CFD and FEM to optimize fan design and performance. These tools aid in the aerodynamic optimization of fan components and the analysis of complete ventilation systems. The R&D process includes both simulation and experimental testing to ensure high efficiency and safety standards.
Materials and Construction
The fans are constructed using high-quality materials, including stainless steel for impellers and various coatings for corrosion protection. The casing is made of sheet steel with rolled flanges, and the motor is designed for continuous operation under high temperatures.
Performance and Testing
The fans undergo rigorous testing to determine aerodynamic performance and sound levels, adhering to ISO 5801 standards. The thrust and sound levels are optimized for different operational conditions, ensuring reliable performance in various industrial applications.
Applications and Customization
The Terrajet fans are designed for a wide range of applications, including extreme conditions and specific aerodynamic profiles. Custom solutions are available to meet diverse customer requirements, supported by a comprehensive service package that includes project studies, commissioning, and after-sales service.
Conclusion
Pollrich DLK Fan Factories offers a comprehensive range of tunnel jet fans that combine advanced technology with robust design to meet the highest standards of performance and safety in industrial ventilation systems.
BeaWatch® Bearing Condition Monitoring System
The document also details the BeaWatch® Bearing Condition Monitoring System, designed for fans. It highlights the system's features, specifications, and applications in various infrastructure projects.
Key Features
  • Low investment costs and retrofit capability for existing installations.
  • Plug and play functionality with no calibration required.
  • Integrated early warning function for preventative maintenance.
System Components
The BeaWatch® Advanced system includes a vibration sensor mounted on the motor, temperature sensors at both bearings, and a control unit. It supports multiple system versions depending on the number of fans and site evaluation.
Specifications
  • IP 67 rating for outdoor use.
  • Temperature range from -20 °C to +50 °C.
  • MODBUS RS485 port (optional) supporting up to 247 control units.
  • Power supply of 230 V 1Ph 50Hz/60Hz with a power consumption of 5W.
Applications
The system is used in various infrastructure projects, including road tunnels, metro tunnels, and airports across multiple countries such as Germany, Netherlands, Norway, and Poland.
Service and Support
Pollrich Ventilatoren GmbH offers comprehensive services including technical advice, assembly, commissioning, performance tests, noise and vibration measurements, inspection, preventative maintenance, repair, electronic balancing, and system optimization.
See more

Catalog excerpts

Tunnel jet fans-2

Type code 7. Basic series 6. Ø Nominal impeller diameter DN [mm] 5. Product specific code: 02 = Temperature class F200 03 = Temperature class F300 04 = Temperature class F400 4. Drive M = Motor (direct) 3. Type of construction T = Tunnel jet fan = Terrajet by Pollrich DLK 2. Type A = Axial 1. Designation S = Smoke extraction fan Type code of all products Designation H_Centrifugal fan (heavy-duty) C_Centrifugal fan (compact) A_Axial fan P_Plug fan S_Smoke extraction fan Type A_axial R_centrifugal Nominal impeller diameter Sound power level A-weighted Sound pressure level A-weighted Thrust Type...

 Open the catalog to page 2
Tunnel jet fans-4

PRODUCTS PLUS FULL-SERVICE ive uf The Trademark Pollrich DLK Fan Factories® The common trademark “Pollrich DLK Fan Factories” bundles more than 140 years of production knowhow of industrial fans with the manufacturers Pollrich Ventilatoren GmbH and DLK Ventilatoren GmbH. A workforce of more than 220 employees at the two production sites Mönchengladbach and SchöntalBerlichingen manufacture axial and centrifugal fans for nearly any industrial requirement. As the only manufacturer in the world offering all ve product segments of industrial fans, we offer an unmatched range of products for the largest...

 Open the catalog to page 4
Tunnel jet fans-5

Our R&D department combines expertise within all sectors of fan technology with highly efficient simulation tools such as CFD (Computational Fluid Dynamics) for flow visualisation and FEM (Finite-Element-Method) to calculate the structure-mechanical characteristics, as well as test ducts and -chambers according to international standard ISO 5801, equipped with the latest measuring technology in order to determine the aerodynamic and aeroacoustic characteristics. We take care of you, wherever you are in the world, with our comprehensive power service package beginning at the moment of feasibility...

 Open the catalog to page 5
Tunnel jet fans-6

Terrajet ENVIRONMENTAL TECHNOLOGY: THE MODERN TUNNEL VENTILATION by Pollrich DLK - Robust design, made in Germany - Welded impeller with aerofoil blades, adjustable during standstill - Maximum thrust and maximum efficiency due to CFD-optimised design - Worldwide applicable, 50 Hz- and 60 Hz - Truly reversible - Customised product configurations due to modular design - Whisper mode due to high performance silencer - Temperature class F200, F300, F400 - CE-certified according to EN 12101-3

 Open the catalog to page 6
Tunnel jet fans-8

Tunnel jet fans are the core within the tunnel ventilation and smoke extraction system. They combine highest technical requirements i.e. concerning performance, efficiency and noise emission with upmost safety standards. For new products, the simulation of aero dynamical curves allows statements about the performance data of the fan already in early stages of the development and therewith ensuring an efficient development. Thus the latest tools are applied in the course of tunnel jet fan development. CFD simulation is used at Pollrich DLK for various applications, beginning with aero-dynamical...

 Open the catalog to page 8
Tunnel jet fans-9

nation of strengths and stresses in the component due to thermal and mechanical loads are particular essential. Also new materials are evaluated in this way before being tested experimental. Experimental research is essential in the context of product development. Pollrich DLK posseses all necessary measuring and test equipment. The aerodynamic fan curves are determined by using chamber- and duct test rigs according to ISO 5801. Sound level measurements acc. to standardised procedures in the laboratory permit the acoustic optimisation in the context of product development as well as flexible...

 Open the catalog to page 9
Tunnel jet fans-10

RANGE OF SATM MATERIAL steel, powder coated steel, powder coated steel, powder coated stainless steel (1.4301) AISI 304 steel, powder coated stainless steel (1.4301) AISI 304 (1.4571) AISI 316 TI aluminium, stainless steel (1.4301) AISI 304 (1.4571) AISI 316 TI stainless steel (1.4301) AISI 304 (1.4571) AISI 316 TI stainless steel (1.4301) AISI 304 (1.4571) AISI 316 TI aluminium, stainless steel (1.4301) AISI 304 (1.4571) AISI 316 TI stainless steel (1.4301) AISI 304 (1.4571) AISI 316 TI steel, powder coated steel, powder coated steel, powder coated stainless steel (1.4301) AISI 304 (1.4571)...

 Open the catalog to page 10
Tunnel jet fans-11

4. silencer perforated plate fall protection isolator switch steel, sendzimir galvanised steel, powder coated steel, powder coated steel, powder coated stainless steel (1.4404 or 1.4571) AISI 316 TI steel, sendzimir galvanised steel, powder coated steel, powder coated steel, powder coated stainless steel (1.4404 or 1.4571) AISI 316 TI steel, sendzimir galvanised stainless steel (1.4571) AISI 316 TI stainless steel (1.4571) AISI 316 TI steel, powder coated stainless steel (1.4404 or 1.4571) AISI 316 TI stainless steel (1.4301) AISI 304 (1.4571) AISI 316 TI stainless steel (1.4301) AISI 304 (1.4571)...

 Open the catalog to page 11
Tunnel jet fans-12

Product-specic information TUNNEL JET FAN SATM DN 630 – DN 1600 Range of application: The product series Terrajet by Pollrich DLK combines functionality with the latest design and sets new standards for the Tunnel jet fan-technology. The essential benets are: - Robust design, made in Germany - welded blades, stainless steel - blades adjustable during standstill - Maximum thrust at lowest height and maximum efficiency due to CFD-optimised design - Worldwide suitable for 50 Hz- and 60 Hz - Whisper mode due to high performance silencer - Optimum solutions due to product diversity: Truly reversible,...

 Open the catalog to page 12
Tunnel jet fans-13

Product-specic information Casing: Made of sheet steel with rolled flanges on both sides and riveted motor bracket. Optimal corrosion protection due to surface coating RAL 7015. Impeller: Hub and impeller blades made of stainless steel (F400). Profiled blades adjustable during standstill. Drive: Three phase motor according to EN 12101-3 / IEC norm motor. Suitable for continuous operation S1. Ambient temperature for motor max. 55 °C for ventilation, max. 200 °C/120 min, 300 °C/120 min, 400 °C/120 min for smoke extraction. Motor performance selected for cold start-up at 20 °C. Direction of airow:...

 Open the catalog to page 13
Tunnel jet fans-14

Ø 630 mm, Tunnel jet fan, reversible, SATM Silencer C --> safety grille Type code Outlet Nominal Volume Thrust velocity speed flow rate [N] [m/s] [rpm] [m³/h] Nominal Sound current power level Weight [A] [dB(A)] [kg]

 Open the catalog to page 14
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.