Alfa Laval SB Instruction Manual
Anti vacuum valve
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Summary of Contents for Alfa Laval SB
- Page 1 Instruction Manual Alfa Laval SB Anti Vacuum Valve ESE02960-EN8 2022-11 Original manual...
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Page 3: Table Of Contents
Table of contents The information herein is correct at the time of issue but may be subject to change without prior notice 1. Declarations of Conformity ..............2. Safety ..................2.1. Important information ................2.2. Warning signs ..................2.3. Safety precautions ................3. -
Page 4: Declarations Of Conformity
Declaration of of of Conformity Conformity Declaration Conformity The Designated Company Alfa Laval Kolding A/S, Albuen 31, DK-6000 Kolding, Denmark, +45 79 32 22 00 Company name, address and phone number Hereby declare that Valve Designation SB Anti Vacuum Valve... - Page 5 Declaration of of of Conformity Conformity Declaration Conformity The Designated Company Alfa Laval Kolding A/S, Albuen 31, DK-6000 Kolding, Denmark, +45 79 32 22 00 Company name, address and phone number Hereby declare that Valve Designation SB Anti Vacuum Valve...
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Page 6: Safety
2 Safety Unsafe practices and other important information are emphasised in this manual. Warnings are emphasised by means of special symbols. 2.1 Important information Always Always Always r r r ead ead the the manual manual befor manual befor before e e using using using the the valve! -
Page 7: Safety Precautions
2 Safety All warnings in the manual are summarised on this page. Pay special attention to the instructions below to avoid serious personal injury and damage to the valve. 2.3 Safety precautions Installation: Installation: Installation: Always read the technical data thoroughly (see chapter 6 Technical data.) Always Always Never touch the moving parts if the actuator for force opening is supplied with compressed air. -
Page 8: Installation
CAUTION CAUTION 1. Valve seat and disc 2. Lever and weight Alfa Laval cannot be held responsible for incorrect unpacking. 3. Bearing pins, washers and locking rings 4. Flange gasket 5. Actuator for force opening (option) 6. Splash guard (option) 7. -
Page 9: Valve Assembly
3 Installation The lever and weight are to be assembled with the valve seat and disc. Make sure the serial no. engraved on the disc matches the serial no. engraved on the lever. 3.3 Valve assembly Pos. 1. Valve seat Pos. -
Page 10: Welding Procedures For Welding Flange
3 Installation The lever and weight are to be assembled with the valve seat and disc. Make sure the serial no. engraved on the disc matches the serial no. engraved on the lever. 3.4 Welding procedures for welding flange Step 1 1 1 Step Step Spot... - Page 11 3 Installation The lever and weight are to be assembled with the valve seat and disc. Make sure the serial no. engraved on the disc matches the serial no. engraved on the lever. Step Step Step 3 3 3 - Ensure that the surface flatness tolerance equals ±0.2. - Grind and polish the welding flange.
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Page 12: Installation Of Valve And Accessories
3 Installation The valve is to be fitted with M16 bolts. The options Splash guard, Force opener and Proximity sensor are to be fitted with M16 bolts. 3.5 Installation of valve and accessories Options Options Options 1. Force opener: force-opening during valve seat cleaning* 2. - Page 13 3 Installation The valve is to be fitted with M16 bolts. The options Splash guard, Force opener and Proximity sensor are to be fitted with M16 bolts. A. = Counter weight B. = Screw C. = Spacing rings D. = Force opener E.
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Page 14: Recycling Information
- At the end of use, the equipment should be recycled according to relevant local regulations. As well as the equipment itself, any hazardous residues from the process liquid must be considered and dealt with in a proper manner. When in doubt, or in the absence of local regulations, please contact your local Alfa Laval sales company. -
Page 15: Operation
Never cover or in any way restrict the valve, it must be able to work unobstructed at all time. Never Never Alfa Laval cannot be held responsible for incorrect operation. Never alter the position of the weight or lever, thereby changing the opening pressure of the valve. Never... -
Page 16: Volumetric Flow Capacity
4 Operation The valve is delivered with counterweight locked by welding to an individual opening pressure to suit the tank design data. 4.2 Volumetric flow capacity Nominal size : 100 mm Volumetric flow capacity Medium: Air - - - - Preset opening pressure to fully open valve ∆P Pressure below surrounding (mmH2O) Nominal size : 4"... - Page 17 4 Operation The valve is delivered with counterweight locked by welding to an individual opening pressure to suit the tank design data. Nominal size : 150 mm Volumetric flow capacity Medium: Air - - - - Preset opening pressure to fully open valve ∆P Pressure below surrounding (mmH2O) Nominal size : 6"...
- Page 18 4 Operation The valve is delivered with counterweight locked by welding to an individual opening pressure to suit the tank design data. Nominal size : 200 mm Volumetric flow capacity Medium: Air - - - - Preset opening pressure to fully open valve ∆P Pressure below surrounding (mmH2O) Nominal size : 8"...
- Page 19 4 Operation The valve is delivered with counterweight locked by welding to an individual opening pressure to suit the tank design data. Nominal size : 250 mm Volumetric flow capacity Medium: Air - - - - Preset opening pressure to fully open valve ∆P Pressure below surrounding (mmH2O) Nominal size : 10"...
- Page 20 4 Operation The valve is delivered with counterweight locked by welding to an individual opening pressure to suit the tank design data. Nominal size : 300 mm Volumetric flow capacity Medium: Air - - - - Preset opening pressure to fully open valve ∆P Pressure below surrounding (mmH2O) Nominal size : 12"...
- Page 21 4 Operation The valve is delivered with counterweight locked by welding to an individual opening pressure to suit the tank design data. Nominal size : 400 mm Volumetric flow capacity Medium: Air - - - - Preset opening pressure to fully open valve ∆P Pressure below surrounding (mmH2O) Nominal size : 16”...
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Page 22: Recommended Cleaning
4 Operation The valve is delivered with counterweight locked by welding to an individual opening pressure to suit the tank design data. 4.3 Recommended cleaning Always Always Always handle lye and acid with great care. Caustic Caustic Caustic hazar hazar hazard! d! d! Always use Always use... -
Page 23: Maintenance
5 Maintenance The valve is delivered with counterweight locked by welding to an individual opening pressure to suit the tank design data. 5.1 General maintenance Step Step Step 1 1 1 Always Always Always read the technical data thoroughly. See chapter 6 Technical data Step Step Step 2 2 2... - Page 24 To ensure the valve operates correctly, test of function at regular intervals is required. Intervals are dependent on operation conditions and should be specified by the user or local regulations. Alfa Laval recommend intervals of once every 6-12 months. O-ring and flange gasket replacement every 2-5 years.
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Page 25: Technical Data
6 Technical data It is important to observe the technical data during installation, operation and maintenance. All personnel should be informed about the technical data. 6.1 Technical data The Anti Vacuum Valve is used to minimise the risk of implosion of tanks exposed to vacuum e.g. during emptying, cool-rinsing after hot-cleaning or caustic cleaning in a CO2 atmosphere. - Page 26 6 Technical data It is important to observe the technical data during installation, operation and maintenance. All personnel should be informed about the technical data. W W W eight eight eight Opening pr pr pressur essure e e W W W eight eight eight Nominal...
- Page 27 6 Technical data It is important to observe the technical data during installation, operation and maintenance. All personnel should be informed about the technical data. Interface Interface r r r equir Interface equir equirements ements ements ID = Inside diameter BC = Bolt circle OD = Outside diameter Interface r r r equir...
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Page 28: Parts List And Service Kits
7 Parts list and service kits It is important to observe the technical data during installation, operation and maintenance. All personnel should be informed about the technical data. 7.1 Anti Vacuum Valve Ø100 to Ø400... - Page 29 7 Parts list and service kits It is important to observe the technical data during installation, operation and maintenance. All personnel should be informed about the technical data. Parts Parts Parts list list list Pos. Denomination O-ring Gasket Control pin �...
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Page 30: Force Opener
7 Parts list and service kits It is important to observe the technical data during installation, operation and maintenance. All personnel should be informed about the technical data. 7.2 Force Opener... - Page 31 7 Parts list and service kits It is important to observe the technical data during installation, operation and maintenance. All personnel should be informed about the technical data. Parts Parts Parts list list list Pos. Denomination Air fitting O-ring Spring �...
- Page 32 © Alfa Laval Corporate AB This document and its contents is owned by Alfa Laval Corporate AB and protected by laws governing intellectual property and thereto related rights. It is the responsibility of the user of this document to comply with all applicable intellectual property laws. Without limiting any rights related to this document, no part of this document may be copied, reproduced or transmitted in any form or by any means (electronic, mechanical, photocopying, recording, or otherwise), or for any purpose, without the expressed permission of Alfa Laval Corporate AB.
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