Wohler BC 600 Operating Manual
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Wohler BC 600 Operating Manual

Blower check multimode
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Operating Manual
Blower Check
Wöhler BC 600
Multimode
The measure of technology

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  • Page 1 Operating Manual Blower Check Wöhler BC 600 Multimode The measure of technology...

  • Page 2: Table Of Contents

    Contents Contents General ........... 5 Information about this operating manual ..5 Symbols used in this operating manual ..5 Proper use ............. 6 Country specific features ....... 6 General safety instructions ....8 Setup and installation ........8 Ongoing operation ......... 8 Maintenance ..........
  • Page 3 Downloading the app ........35 Updating the app ......... 35 Overview of functions ........36 Opening the Wöhler BC 600 App ....36 Customer management ....... 38 6.5.1 Creating or editing customer files ....39 6.5.2 Deleting customer files ........ 43 6.5.3 Measurement Preparation ......
  • Page 4 Contents Guard Zone Measurement according to DIN EN ISO 9972 ..........50 Leakage Test ........51 Leakage test with App ......... 51 Leakage test without app ......56 Multi-point test ..........57 7.3.1 Selecting the measurement method .... 57 7.3.2 Multi-Point Test - Preparation ...... 60 7.3.3 Performing the Measurement ......

  • Page 5: General

    Wöhler BC 600 in multimode. Keep operating manual these operating instructions in a safe place. The Wöhler BC 600 may only be used by qualified personnel for the intended purpose. We accept no liability for damage caused by fail- ure to observe these operating instructions.

  • Page 6: Proper Use

    600 fan unit, the app uses the system language of the mobile device. If the user connects the app to a Wöhler BC 600, the app reads its country code and uses it from this point on. The country code is decisive for: the language of the app, the report and −...
  • Page 7 General NOTE! When measuring in multimode, the country code of the primary device in the measuring room is always decisive.

  • Page 8: General Safety Instructions

    General safety instructions General safety instructions • The Wöhler BC 600 must be used only by skilled personnel exclusively for the purpose for which it was designed. Prevent children gaining access to the device • at all times. 2.1 Setup and installation Always visually inspect the device before •...

  • Page 9: Maintenance

    Always disconnect the device from the power • supply before cleaning and inspecting. 2.4 Data security Protect the data stored in the Wöhler BC 600 • app under Customer Management against unauthorized access by third parties. Make use of the security technology offered by the...

  • Page 10: Scope Of Supply Of The Standard Version

    General safety instructions Scope of supply of Device Basic features the standard version Wöhler BC 600 1 blower fan unit Blower Check 1 cover to measure the zero-flow pressure difference Telescopic rod 1 connection cable 2.5 m 2 capillary tubes...

  • Page 11: Transport

    General safety instructions 2.6 Transport WARNING! It is imperative that the Wöhler BC 600 is switched off before being moved. CAUTION! Do not place the blower with the motor facing down if it is to be laid flat for transporting or stor- age purposes;...

  • Page 12: Specifications

    Specifications Specifications 3.1 Measurement values Differential pressure Range -100 .. 100 Pa Resolution 0.1 Pa Accuracy Max of 0.25 Pa or 1% of measurement Air flow rate at 50 Pa (extrapolited) Range 15 .. 6000 m³/h Resolution 0.1 m³/h Accuracy +/- 5% or 1.5 m³/h (the respective higher value applies)

  • Page 13: Device Data

    App 2.0 NOTE! The serial number of a multimode-capable BC 600 always ends with “M”. Wöhler can update every Singlemode BC 600 with the firmware 02.01.00 or higher (fee re- quired). Power supply 220 … 230V AC, 50 ... 60 Hz Max.

  • Page 14: Cloth Door Panel

    Specifications 3.3 Cloth door panel Dimensions 1.80 m x 2.80 m Opening to mount Ø 525 mm blower fan 3.4 Clamps (wide) Max. clamping range 220 mm Weight 0.155 kg Dimensions 220 x 50 x 141 mm (W x H x D) 3.5 Clamps (narrow) Max.

  • Page 15: Others

    Specifications NOTE! To install the Wöhler BC 600 app on MAC device, the 2 following conditions must be met: - Operating system macOS 11.0 (Big Sur) or newer - Apple processor "M1” 3.7.2 Others Further minimum WLAN requirements Recommended PDF...

  • Page 16: Assembly And Connections

    Specifications 3.8 Assembly and connections 3.8.1 Blower fan Fig. 1: Fan unit Wöhler BC 600, front view Legend Telescopic rod Operating keys Motor cover with filter Main switch Power supply connection Supporting feet Pressure connection (for indoor capillary tube) Pressure connection...

  • Page 17: Main Switch And Power Supply Connection

    Specifications 3.8.2 Main switch and power supply connection WARNING! If a malfunction occurs, switch off the blower fan unit at the main switch (1) and disconnect the power plug (2). Fig. 2: Main switch 3.8.3 Connections – capillary 1 route the capillary tube into the building tubes 2 route the capillary tube out of the building Fig.

  • Page 18: Operating Keys

    Fig. 4: Operating keys and IR interface WLAN-Key Situation WLAN-Key Flashing Immediately after the Flashes regularly, waiting Wöhler BC 600 is for connection switched on Singlemode: After a mo- Alternately flashes twice bile device connects to the quickly and goes off access point of the Wöhler...
  • Page 19 − Measurement in pro- gress − Target differential pres- sure not yet reached Lights up continuously − Measurement in pro- gress − Target differential pres- sure reached Flickers briefly − Measurement in pro- gress − Wöhler BC 600 recog- nizes stable pressure level...

  • Page 20: Preparing Building Leakage Test

    Checklists containing precise notes on building preparation in accordance with method A and method B are provided in Annex 3 of the FLiB supplement to DIN EN 13829, FLiB information sheet 05/ 2015. These checklists are stored in the Wöhler BC 600 app, see chapter 7.3.1.

  • Page 21: Building Preparation To Iso 9972

    Preparing building leakage test 4.2 Building preparation to ISO 9972 The ISO 9972 offers 3 methods for building preparation. The corresponding checklists are stored in the Wöhler BC 600 app. 4.2.1 Method 1: Testing a All natural ventilation openings as well as open-...

  • Page 22: Measurement Conditions To Din En 13829

    Preparing building leakage test 4.2.4 Measurement conditions to DIN EN 13829 /ISO 9972 4.3 Time of measurement DIN EN 13829: After completion of the building envelope ISO 9972: After completion of the airtight layer NOTE! However, for practical purposes it is better to carry out the measurement as early as possible and, where possible, before top surfaces and coatings are installed.
  • Page 23 Preparing building leakage test Wind speed less than 6 m/s (Beaufort 3) NOTE! To determine the wind speed refer to Table 1. Table 1: Beaufort wind scale, reproduced from FLiB: Supplement to DIN EN 13829, April 2008 Beau Name Wind speed Description fort (m/s)

  • Page 24: Setting Up And Dismantling The Wöhler Bc 600

    Setting up and dismantling the Wöhler BC 600 Setting up and dismantling the Wöhler BC 600 5.1 Installation It is possible to fit the Wöhler BC 600 in a door- way or window opening. NOTE! In difficult installation situations, for example a...
  • Page 25 Setting up and dismantling the Wöhler BC 600 Never install the Wöhler BC 600 in the middle of the opening, but rather always aligned flush on the left or the right. • First select a suitable installation position for the Wöhler BC 600. This should be opposite the door or window hinges.
  • Page 26 Setting up and dismantling the Wöhler BC 600 NOTE! Make sure the panel is placed the right way round on the blower fan unit. Blower fan installation aligned flush left: panel extends to the right Blower fan installation aligned flush right: The...
  • Page 27 Setting up and dismantling the Wöhler BC 600 NOTE! There are two markings in the shape of a triangle on the blower fan. To ensure the panel is aligned straight make sure the marker band woven into the panel is between the markings.
  • Page 28 Setting up and dismantling the Wöhler BC 600 • Place the blower fan aligned flush left or right in the door or window. The blower fan unit is equipped with a two-fold telescoping and ex- tendable telescopic rod. Now clamp the telescopic rod in the door or •...
  • Page 29 Setting up and dismantling the Wöhler BC 600 Then clamp the door panel in the door or • window opening using the clamps. When clamping the panel make sure it has as few folds as possible; ensure also that it is well secured between the frame and the blow- er fan.
  • Page 30 Setting up and dismantling the Wöhler BC 600 • Push the capillary tubes onto the pressure ports. Route the indoor capillary tube (1) into the • building. Fig. 17: Connections – capillary tubes • Open the zipper on the panel.

  • Page 31: Dismantling

    Setting up and dismantling the Wöhler BC 600 5.2 Dismantling Dismantle the test setup in the reverse order. • CAUTION! Make sure the panel is completely dry before fold- ing it together (risk of fungal growth). Allow the blower fan to cool down for 2-3 minutes before stowing it in the transport bag.
  • Page 32 Setting up and dismantling the Wöhler BC 600 • Keep the panel secured to the blower fan. Fold the panel carefully together so it is the • same size as the blower fan. • Place the lashing belt included in the scope of supply around the blower fan and panel.

  • Page 33: Installation Of Two Fan Units In A Door Frame

    Setting up and dismantling the Wöhler BC 600 5.3 Installation of two fan units in a door frame Use the Panel Multimode, Art. No. 62998 to install to fan units one on top of the other. Abb. 22: Installation of 2 Ventilation Units...

  • Page 34: Operating The Wöhler Bc 600 Via The App

    Operating the Wöhler BC 600 via the app The Wöhler BC 600 app is made to control the Wöhler BC 600 as well as manage and evaluate data. It can be downloaded to any mobile device running either the Android, iOS or Windows 10 operating system.

  • Page 35: Downloading The App

    The icon “Wöhler BC 600 app” will subse- • Fig. 23: Icon of the Wöhler BC 600 app quently appear on your start screen. 6.2 Updating the app A banner is displayed in the notifications of your mobile device to inform you when the Wöhler BC...

  • Page 36: Overview Of Functions

    Operating the Wöhler BC 600 via the app 6.3 Overview of functions Measurements using a single device (Single  Mode) or multiple devices simultaneously (Multimode). Leakage test  Multi-point tests, among others according to  ISO 9972 (Methods 1, 2 and 3) Standard and associated limit values automat- ...
  • Page 37 Operating the Wöhler BC 600 via the app Click on the icon of the Wöhler BC 600 app to • start the app. The home screen opens. • NOTE ! In the Wöhler BC 600 App, active control panels are always highlighted in dark blue. Non-active fields have a grey background.

  • Page 38: Customer Management

    However, it is also possible to cre- ate the files after measurement prior to saving the values. It is possible to create the files irrespective of if the app is connected to the Wöhler BC 600 or not. On the Home screen tap •...

  • Page 39: Creating Or Editing Customer Files

    Operating the Wöhler BC 600 via the app 6.5.1 Creating or editing customer files The Customer management menu opens where you can search for customer files, create new cus- tomer files and edit existing customer files. To search for a customer enter the name or •...
  • Page 40 Operating the Wöhler BC 600 via the app You have the option to create and assign one or several projects and one or several objects to each customer. To do so tap NEW PROJECT. • Enter the corresponding data and comments.
  • Page 41 Operating the Wöhler BC 600 via the app You can now create a new object. • To do so tap NEW OBJECT. In this field enter the address of the object to • be tested. It is also possible to apply the pro- ject address.
  • Page 42 Operating the Wöhler BC 600 via the app Tap on the building information of the object. • Enter the room data. • After you have entered the length, width and height, the app automatically calculates the area and volume. The area and height or directly the volume can also be entered.

  • Page 43: Deleting Customer Files

    Operating the Wöhler BC 600 via the app 6.5.2 Deleting customer files In the Customer management menu (see. Fig. • 26) tap the Edit icon on the left next to the file you wish to delete. The Customer data dialog box opens.

  • Page 44: Establishing Connection

    Operating the Wöhler BC 600 via the app 6.6 Establishing connection 6.6.1 Connection between NOTE! Mobile Device and To establish a connection between the app and Router tp-link several fan units, a mobile WLAN router is re- quired to set up the network.

  • Page 45: Connection Between Mobile Device And Other

    Operating the Wöhler BC 600 via the app 6.6.2 Connection between Mobile Device and NOTE! other router (Not If you are working with another router, you must first connect each fan unit individually to the router preconfigured at and save the router access data in the settings of Wöhler )
  • Page 46 Operating the Wöhler BC 600 via the app • Tap the cogwheel symbol at the top right of the display. The device settings open. - Under the device settings, tap “External • router”. Fig. 36: Settings • The "External router data" window opens.

  • Page 47: Connection Between Fan Unit And App

    Operating the Wöhler BC 600 via the app 6.6.3 Connection between Fan Unit and App Switch on the fan unit. • After a few minutes the Start-Key will blink. After a few seconds, the start button flashes brief- ly. The WLAN key flashes continuously.
  • Page 48 Operating the Wöhler BC 600 via the app NOTE! If the connected unit has not yet been assigned a colour, a crossed-out circle appears in the unit Fig. 42: Icon if the unit has not yet been icon instead of the colour dot, see chapter 8.4.1.

  • Page 49: Assignment Of Primary And Secondary Unit

    Operating the Wöhler BC 600 via the app In the main view, all connected fan units are shown under the DEVICE INFORMATION (up to four). Tap on a fan unit in the app to display the corre- sponding unit information.

  • Page 50: Guard Zone Measurement According To Din En Iso 9972

    Operating the Wöhler BC 600 via the app lates the target differential pressure. In this way, the speed fluctuation of the primary unit can be used to assess the control. NOTE! The language used in the app and the country- specific features depend on the country code of the selected primary device, cf.

  • Page 51: Leakage Test

    Leakage Test In the guard zone fields, tap under the fan unit • that is installed in the respective zone to de- fine the unit as a primary unit. NOTE! One unit must function as the primary unit in both the measuring zone and the protection zone.
  • Page 52 Leakage Test Fig. 48: Single View Leakage Test Fig. 49: General Overview Leakage Test (Measurement values of the selected fan unit) (Measurement values of all fan units) 1 Input Target pressure or rotation speed 2 Select V 3 Total Volumetric Flow (of all active fan units ) 4 Active Fan Units The values of the fan unit with the grey background are displayed.
  • Page 53 Leakage Test Specify the PRESSURE DIFFERENCE • (TARGET) (1). Alter the value using the +/- buttons or Tap the button PRESSURE DIFFERENCE • (TARGET) and enter the desired value in the dialog box that opens. The default value is -50 Pa. This value can be changed in the SETUP menu.
  • Page 54 • The view opposite is displayed. Explanation of the example opposite: 3 Wöhler BC 600 are in use. The primary device is always displayed on the left. The values of the unit with a grey background are displayed. The start button of the primary device flashes until the differential pressure is reached.
  • Page 55 Leakage Test Tap on the line "OVERVIEW" to display the • measured values of all fan units simultaneous- If you want to change to the overview of a • single fan unit again, tap on the respective fan unit. Fig. 53: Leakage test, measurement in progress, general view •...

  • Page 56: Leakage Test Without App

    NOTE! To carry out leak detection without an app, the Wöhler BC 600 must not be connected to a WLAN client, otherwise the buttons are deactivated. When the fan unit is powered on, press the •...

  • Page 57: Multi-Point Test

    Leakage Test 7.3 Multi-point test On the Home screen tap “Multi-point test”. • The Preparation -View opens. Fig. 55: Multi-Point Test - Prepara- tion 7.3.1 Selecting the measurement method Tap to open the drop-down list “Requirement • and standard” in the dialog box Fig.
  • Page 58 Leakage Test Fig. 58: Select the standard The requirements/limit values that are applicable to the building in accordance with the specified standard are now automatically displayed on the display. The measurement method that is to be applied in line with the selected requirement is also specified under the item “Standard”.
  • Page 59 Leakage Test Notes on measurement method to ISO 9972 The unit names of the measured quantities differ in the standards as follows: Measured quantity DIN EN 13829 DIN EN ISO 9972 ���� ̇ Air leakage rate at 50 Pa Air permeability of build- ing envelope ����...

  • Page 60: Multi-Point Test - Preparation

    Leakage Test 7.3.2 Multi-Point Test - Preparation • Tap CHECKLIST in the view MULTI-POINT TEST - PREPARATION (Fig. 59) to display the Building preparation checklist (that re- quires that you have previously selected the measurement method, because the checklist is determined by the measurement method). Check the individual points on the checklist •...
  • Page 61 Leakage Test The maximum target differential pressure and steps with which the Wöhler BC 600 approaches this pressure difference are specified. This selec- tion corresponds to the minimum requirements to ISO 9972. Where necessary change the preset max. • target differential pressure and the number of steps to achieve more accurate measurement results.
  • Page 62 Leakage Test If Demo-Mode was activated in the setup, the warn- ing notice “Demo-Mode Active!” is displayed in red at the top of the view “Multi-point test - preparation”. In this case go to the Settings menu prior to • starting measurements and deactivate the Demo-Mode, see chapter 8.
  • Page 63 Leakage Test The MULTI-POINT TEST view opens. If you measure according to ISO 9972, the Wöhler BC 600 automatically first performs an underpres- sure measurement and then an overpressure measurement. It is not necessary to turn the fan, as the fan changes the direction of rotation.
  • Page 64 Tap “OK” to confirm. • The Wöhler BC 600 now determines the average value of the zero-flow pressure difference for 30 s. The fan does not operate during this measure- Fig. 66. Prompt to cover the fan to meas- ment.
  • Page 65 Leakage Test To perform the measurement the Wöhler Blower Check creates the specified target differential pressure. The respective measurement values are displayed in real time. The currently created pres- sure level is displayed against a blue background. Fig. 68: Multi Point Test View, after the measurement of the zero-flow pressure difference...
  • Page 66 Leakage Test Exception: Set PRESSURE It is possible to set the PRESSURE DIFFERENCE (TARGET) DIFFERENCE levels individually. individually NOTE! Changing the levels can be useful if the pressure conditions are constantly changing. The user can, for example, set the first pressure point to 25 PA (P0 = 5 x 5 Pa = 25 Pa) in particularly difficult, gusty conditions.

  • Page 67: Performing The Measurement

    When the measurement is halted, the last values of the previous halted measurement are dis- played. If the Wöhler BC 600 does not switch to the next measuring step because the differential pressure is not sufficiently constant, it is possible to switch to the next step manually.
  • Page 68 Leakage Test NOTE! The option to display “More measurement values” is available both in this online measurement value display as well as in the results view following a halted measurement. The following information is displayed: The current differential pressure, the volumetric flow, the air temperature, the absolute pressure, the relative humidity as well as the current speed of the fan in percent.
  • Page 69 • Cover the fan opening with the cover and tap • OK to confirm the prompt. The Wöhler BC 600 measures the zero-flow pres- sure difference for 30 s. NOTE! If no further measurements are planned, you can leave the cover on the device for transport and storage.
  • Page 70 Leakage Test An overview of all measurements is displayed. However, only those measurements that have already been measured are entered (here “nega- tive pressure measurement”): Compensation functions to calculate the leakage curve Air flow coefficient C • Flow exponent n •...

  • Page 71: Save Measurement Data

    Leakage Test 7.3.4 Save measurement Tap SAVE if you wish to save the measure- • ment results. Data In the following special case the window shown in Fig. 74 will appear: A measurement was carried out without measurement preparation.The meas- urement data should then be saved in an object with included measurement preparation, but con- tains data that lead to a conflict (e.g.

  • Page 72: Continuing The Measurement After A Wlan Connection Termination

    Energy saving of the mobile terminal, power failure Wöhler BC 600, too long distance between tablet and BC 600. In this case, the current measurement can be con- tinued after the WLAN connection has been re-...
  • Page 73 WLAN connection (switch on the BC 600, re- turn the mobile device within range of the BC 600, unlock the mobile device ...). In some cases, a restart of the BC 600 can be helpful. In the app, tap on RECONNECT to re- •...

  • Page 74: Report: Certificate Or Protocol

    Leakage Test 7.4 Report: Certificate or NOTE! protocol As the report is generated in PDF format, you will need to install a PDF reader on your mobile de- vice. We recommend Adobe Reader. It is possible to create a detailed report once all of the data has been entered, all measurements have been carried out and the measurement re- sults have been saved.

  • Page 75: Company Logo On Report

    Leakage Test 7.4.1 Company logo on If desired, it is possible to insert your company logo in the report. report Logo format: jpg, .jpeg, .png, .tif NOTE! With a usual print resolution of 240 dpi, a maxi- mum size of the graphic of 850 x 570 pixels is recommended.
  • Page 76 Leakage Test • Tap the check box next to LOGO. The image gallery of your mobile device will open. • Select your logo. Tap save (see figure opposite) to save the • logo. The logo is inserted and will be displayed in •...

  • Page 77: Generating A Report

    Leakage Test 7.4.2 Generating a report To generate the report select the correspond- • ing customer and the corresponding object in Customer management. In the Object view tap EXPORT REPORT: • Fig. 83: Object view • The app will now generate the report. CAUTION! The report is generated in PDF format;...
  • Page 78 PDF file. NOTE! The report will be sent only after the WLAN con- nection to the Wöhler BC 600 has been discon- nected and the mobile device is again able to connect to the Internet.

  • Page 79: Import/Export Data

    7.5 Import/export data This function makes it possible to transfer cus- tomer data to a new or additional device with the Wöhler BC 600 app installed. The transmission of data is also possible between devices running Android and iOS operating systems.

  • Page 80: Data Export

    Send this email with the mail program of your • choice to the new mobile device. Fig. 87: Email text for data export The Home screen of the Wöhler BC 600 app will now again be displayed in the display of your mo- bile device.

  • Page 81: Data Export (Windows)

    • any mail program. The display of your mobile device will now show the start view of the Wöhler BC 600 App again. NOTE! Outlook does not create a file attachment. There- fore, either set up another standard mail program...

  • Page 82: Data Import

    The data will be replaced instead by the data included in the email attachment. NOTE! You will need to close the Wöhler BC 600 app on some versions of the target mobile device before commencing the data import operation.
  • Page 83 Leakage Test In the event data already exists in the Wöhler BC 600 app on the target mobile device, the fol- lowing message is displayed before the data im- port operation begins: “All existing customers and measurements will be irreversibly replaced with the imported data”.

  • Page 84: Settings

    The gear symbol is not available during the measuring process. The settings must be made before the multi-point test begins. If the app is not connected to the Wöhler BC 600, you can access the Settings menu via the Customer management menu (tap the gear symbol).

  • Page 85: Settings: Measuring Procedure

    Settings 8.2 Settings: Measuring Procedure Requirements and standard If the same measuring requirements are always used, it can be defined here by selecting the re- quirement. After that, at the start of a measure- ment series, the standard and the measurement method are always preset.

  • Page 86: Report

    Settings Demo-Mode When Demo-Mode is activated the line “Demo- Mode” is displayed in red font in the Settings view. In addition, a warning notice “Demo-Mode Active” is displayed in red font in the “Multi-point test” view. When Demo-Mode is active the button “Next step” is always available during the measurement, so that it is possible to manually switch to the next step at any time when demonstrating the device.
  • Page 87 Mail settings Possibility to enter a standard mail address. This address will always appear as recipient in the mails sent by the BC 600 app (data export, report dispatch). Of course, it is still possible to change the recipient list afterwards.

  • Page 88: Unit Settings

    Settings Unit Settings NOTE! The unit settings are only active when the fan units are connected to the app. 8.4.1 Assigning a colour to the You can see which unit you have selected in the main view of the app by the serial number. fan unit The assignment is much easier if you mark each of your units with a coloured adhesive dot and assign...

  • Page 89: Stand-Alone-Differential Pressure

    Settings 8.4.2 Stand-Alone-Differential For an individual unit, it is possible to individually set the target pressure levels to be approached Pressure for leak detection via a slider. This option can be used if the fan unit is to be used for leakage de- tection without an app.

  • Page 90: Maintenance

    Maintenance Maintenance WARNING! Always disconnect the power plug before carrying out any and all maintenance tasks. 9.1 Maintenance list Recommended inter- Maintenance work At the end of a working Check the panel for moisture, allow to dry if necessary When soiled Change filter When soiled Clean panel and device...

  • Page 91: Warranty And Service

    Wöhler BC 600. If used properly for the purpose it was designed the Wöhler BC 600 Blower Check is covered by a warranty for a period of 12 months beginning on the date of sale.

  • Page 92: Declaration Of Conformity

    Wöhler-Platz 1, D-33181 Bad Wünnenberg, Germany Declares that the product: Product name: Wöhler BC 600 Blower Check complies with the safety requirements set out in the directives of the European parlia- ment and council on the approximation of laws of the Member States relating to elec- tromagnetic compatibility (2014/53/EU).

  • Page 93: Accessories

    Installation Additional frame for door and window Wöhler BC 600 Art. no. 5671 Set of sealing clamps Wöhler BC 600 with 10 clamps 220 mm Art. no. 7583 Set of sealing clamps Wöhler BC 600 with 4 clamps 120 mm Art.
  • Page 94 Gneisenaustr.12 www.woehler.de 80992 München Tel.: +49 89 1589223-0 Fax: +49 89 1589223-99 sued@woehler.de Czech Republic Wohler USA Inc. Wöhler Bohemia s.r.o. 208 S Main Street Za Naspern 1993 Middleton, MA 01949 393 01 Pelhrimov Tel.: +1 978 750 9876 Tel.: +420 565 323 076 www.wohlerusa.com...

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