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Karl Klein Ventilatorenbau GmbH

Waldstr. 24

73773 Aichwald – Aichschiess

Tel.: +49 (0) 711 369 06 - 0

Fax.: +49 (0) 711 369 06 - 50

info@karl-klein.de

www.karl-klein.de

Company Presentation

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• History and Location

• Our Customers

• Our Products and special Applications

• Development, Simulation and Validation

• New Developments

• Certificates

• Sales and Employees

• Contact

Content

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History

1950 Established as metal spinning company in Esslingen near Stuttgart, Germany

1955 Production of lamps for different applications

1960 Move of company location to Aichwald, new production building

1965 Start of production of steel ventilators

1988 New test facility for the evaluation of performance parameters of fans

2003 Development of the first ATEX – Fans for explosive atmospheres zone 21 and 22

2004 Start of production of high pressure fans and chamber fans

2010 Takeover of company Kamptmann GmbH (production of fan wheels) in Crailsheim

2012 Takeover of the type series APOVENT and APOGUSS from company Piller

2014 Takeover of company BlueVent Thüringen GmbH in Eisenberg. Production of big size ventilators up to 600kW.

2016 Start of production in an additional production hall. Acqusition of a new laser machine and bending machine.

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Our Production Plant in Aichwald near Stuttgart

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Our Production Plant in Eisenberg, Thüringen

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Some of our Customers

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Our Products (1)

Low Pressure Fans Middle Pressure Fans

• Volume flow rate up to 40.000 m³/h• Single-phase alternating current• Three-phase current 2 und 4 pole• Cocurrent flow• External rotor drives• Double side drive fans

High Pressure Fans

• Pressure up to 14.000 Pa• Low volume flow rates

(up to 2.500 m³/h)• High revolution speed (ca. 5.000 U/min)

• Pressure up to 14.000 Pa• Noise reduction measures• Usable with frequency converter• Energy-saving

Hybride Fans

• Max. pressure 2.675 Pa• Volume flow rate up to 170 m³/h• Housing out of zinc diecasting

and aluminum• Main use: furnace chambers

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Our Products (2)

ATEX Fans for explosive Gases ATEX Fans für explosive Dust

• Gas Ex - Zone 1 and 2• Explosion groups IIC acc. DIN EN 50018• Temperature class T3, • Temperature class T4 - T6 on demand• For frequenzy converter• As well transportable available

• Dust Ex - Zone 1 and 2• Explosion groups IIC acc. DIN EN 50018• Temperature class T4• For frequenzy converter• As well transportable available

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NEW:As well in ATEX

available

Our Products (3)

Mobile Ventilators Hot Air Ventilators

• Smaller devices foldable and portable• with 12 V-drive autonomous use by integrated

battery possible• easy transportabel on trucks for delivery of

wood pellets• as well in ATEX (explosion protected) available

• Temperatures up to 300°C continuous operation• On demand up to 500°C continuous operation• Special lubrication of bearings• High ambient temperatures possible• Direct drive• Almost all fan types available with temperature

barrier

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Our Products (4)

Integrated Fans and Air Circulation Fans Integrated Fan with Isolation Box

• Without housing, space saving• Integrated in equipment• Easy assembly by motor flange• Illustration shows special equipment

ATEX with assembly frame

• By default flange isolated by an 80mm mineral wool• Isolation can be adapted according to customer request• Adapted for the use in high and low temperatur environment• For furnaces, shrinktunnels, brazing installations,

smoking devices, etc. ...

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Our Products (5)

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Our Products (6)

Ventilators with Clutch Drives

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Our Products (7)

Big Scale Ventilators up to 600 kW

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Our Products (8)

Kettle Fans

• Kettle fans are specially designed for the use in exhaust gas• Fan wheels with straight blades for dust-laden mediums• As well applicable as build-in solution (without housing) • Medium temperature up to 300°C• On demand voltage controllable• Motor – fan wheel combination easily removable, easy to clean

Double Fans

• Drive for two fan wheels• Space saving

External Rotor Drive Fans

• Motor integrated in the housing• Volumen flow rate 220 – 580 m³/h• Static pressures up to 650 Pa• Space saving

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Our Products (9)

Stainless Steel Fans Leakproof welded Fans

- Almost all of our fans are available in stainless steel- Available materials are V2A and V4A

- Especially designed for humid and corrosive air

- Ideal for the use in the food industry, chemical industry,off-shore applications and so on.

These fans are completely leakproof welded.

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Our Products (10)

Special ModelsGas proof Fans

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Our Products (11)

Special Solutions

Electrical Area:

• Special Voltage

• Special frequencies• Trope isolation Iso-class H• UL-Approbation• CSA-Version• Protection classes• Frequency converter• Pole changing• For the use in trains• etc.

Mechanical Area:

• Special flanges, Special accessories• Drain outlet (condensed water)• Fixation through consoles• Leakproof welded housings• Noise protection• Special paintings• Special fan wheels• etc…

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Special Applications

The envelopped Reichstag The Balloon of Disneyland

The highest bottling plant in the world Ship and Vessel Applications

The enveloppedReichstag in Berlin was keptin form withKarl Klein Ventilatores.

The outlookballoon ofDisneyland Paris is beingstabilized withKarl Klein Ventilatores.

The Tibet Glacier Mineral Water Co. Ltd, 4.300 m altitude, close to the capitalof Tibet, Lhasa, isusing as well ourfans for the bottlingof mineral water.

The Super Yacht „Swift 141“ (Abu Dhabi) and thesailing vessel„Gorch Fock“ are as wellequipped withKarl Klein Ventilatores.

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Engineering and Development – CAD

Design of parts and assembly groups with SolidWorks 2013 (altogether 9 work stations)

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Engineering and Development – Simulation

FEM-Analysis

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Engineering and Development – Simulation

CFD-Analysis for the forecast and survey of performance and characteristic curves

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Engineering and Development of Systems

Layout, optimization and industrialisation of different system components

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Laboratory and Test Facilities

Different test equipments to measure fan characteristicslike air flow, pressure, noise emission, etc. Control Station

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Leak testing

Different procedures of leak testing like pressure drop per time unit, air under water testing, day penetrant examination, etc.

Pressure drop

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New Development: Fans with EC Motors (electronically commuted)

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Certificates

We have the welding admission for railwayapplications according to DIN EN 15085-2 CL2. We are certified according DIN EN ISO 9001:2008.

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Sales and Employees

We are currently around 105 employees, thereof around 55 in the production and 50 in the areasEngineering, Sales, Purchasing and Administration.

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Contact Persons

Function Name Telefone Mobile E-Mail

Sales Southwest Hägele Industrievertretungen +49 7944 / 7614136 +49 1525 3728 756 mail@industrievertretung-haegele.de

Sales South East Michael Nerger + 49 711 / 369 06 - 826 +49 162 / 44 959 64 michael.nerger@karl-klein.de

Sales North / West Eller Industrievertretungen + 49 2371 / 40581 +49 170 / 811 9525 info@eller-iserlohn.com

Sales Management Hans-Albert Schur +49 711 / 369 06 - 930 +49 162 / 44 959 60 hans-albert.schur@karl-klein.de

Engineering Siegfried Seidler +49 711 / 369 06 - 935 +49 162 / 44 959 83 siegfried.seidler@karl-klein.de

Management Manfred Griesinger +49 711 / 369 06 - 815 +49 162 / 44 959 66 manfred.griesinger@karl-klein.de

You will find our foreign representations under: www.karl-klein.com