Instruction Manual - Alfa Laval

1 ESE02961-EN22016-06 Original manualInstruction ManualAlfa Laval SB Pressure relief ValveTable of contentsThe information herein is correct at the time of issue but may be subject to change without prior notice1. EC Declaration of Conformity ..42. Safety .. Important information .. Warning signs .. Safety precautions ..63. Installation .. Unpacking/delivery .. General installation .. Valve assembly .. Welding procedures for welding flange .. Installation of valve and accessories .. Recycling information ..124. Operation .. Operation .. Discharge capacity .. Recommended cleaning ..155. Maintenance .. General maintenance.

2 166. technical data .. technical data ..177. Parts List and Service Kits .. Pressure relief Valve .. Force Opener ..2231 EC Declaration of ConformityRevision of Declaration of Conformity: 2015-06-02 The Designated CompanyAlfa Laval Kolding A/SCompany NameAlbuen 31, DK-6000 Kolding, DenmarkAddress+4579322200 Phone declares thatValveDesignationSB Pressure relief ValveTy p eis in conformity with the following directives with amendments:- Machinery Directive 2006/42/EC- Pressure Equipment Directive 2014/68/EU of the European Community, Category IV- Pressure Equipment Directive 2014/68/EU of the European Community, Fluida Group II- EN 4126-1 The person authorised to compile the technical file is the signer of this documentGlobal Product Quality ManagerPumps, valves , Fittings and Tank EquipmentLars Kruse AndersenTitleNameKolding2016-06-15 PlaceDateSignature42 SafetyUnsafe practices and other important information are emphasised in this are emphasised by means of special Important informationAlwaysreadthemanualbeforeusin gthevalve!

3 WARNINGI ndicates that special procedures must be followed to avoid serious personal that special procedures must be followed to avoid damage to the important information to simplify or clarify Warning signsGeneral warning:Caustic agents:52 SafetyAll warnings in the Manual are summarised on this special attention to the instructions below to avoid serious personal injury and damage to the Safety precautionsInstallation:Alwaysread the technical data thoroughly (see chapter 6 technical data .)!Nevertouch the moving parts if the actuator for force opening is supplied with compressed valve or actuator for force opening when under :Neverdismantle the valve or actuator for force opening when under pressure.

4 ! the technical data thoroughly (see chapter 6 technical data )Nevertouch the moving parts or actuator for force opening when supplied with compressed or in any way restrict the valve, must be able to work unobstructed at all lye and acid with great :Alwaysread the technical data thoroughly (see chapter 6 technical data )!Neverservice the valve when it is the valve or actuator when under your fingers between the valve and actuator for force the moving parts if the actuator for force opening is supplied with compressed :Alwaysensure that all bolt connections are disconnected before attempting to remove the valve from the liquid out of valves before sufficient fixing of the valve during InstallationThe Instruction Manual is part of delivery.

5 Study the instructions items refer to the Parts List and Service Kits Unpacking/deliveryStep 1 CAUTIONAlfa Laval cannot be held responsible for incorrect the delivery for:1. Valve seat and disc2. Lever and weight3. Bearing pins, washers and locking rings4. Flange gasket (placed in valve seat)5. Actuator for force opening (option)6. Splash guard (option)7. Proximity sensor (option)Step 2 Remove any packing materials from the valve/valve the valve/valve parts for visible transport damaging the valve/valve General installationStep 1 Alwaysread the technical data chapter 6 technical DataAlwaysrelease compressed air from the actuator for force opening after Laval cannot be held responsible for incorrect InstallationThe lever and weight are to be assembled with valve seat and sure the serial number engraved on the disc matches the serial number engraved on the Valve assemblyPos.

6 Seat and discPos. and weightPos number83 InstallationThe lever and weight are to be assembled with valve seat and sure the serial number engraved on the disc matches the serial number engraved on the Welding procedures for welding flangeStep 1 Spot weld from outsideStep 2 Weld the following sections first from the outside then from theinside, and cool with air between each weld from inside93 InstallationThe lever and weight are to be assembled with valve seat and sure the serial number engraved on the disc matches the serial number engraved on the 3- Ensure that the surface flatness tolerance equals Grind and polish the welding valve should be seated horizontally.

7 An inclination of max. 10 is acceptable but the lever must then point InstallationThe valve is to be fitted with M16 options Splash guard and Force opener are also to be fitted with M16 bolts The Proximity sensor is to be fitted by thevalve s M6 Installation of valve and accessoriesOptions1. Force opener*2. Splash guard3. Proximity sensor4. Welding flange*The force opener is delivered with aspacer kit. Adjust the spacer kit to arecommended gap of 2-4 mm ( ) between piston and torques for bolts:M16M6218 Nm11 Nm113 InstallationThe valve is to be fitted with M16 options Splash guard and Force opener are also to be fitted with M16 bolts The Proximity sensor is to be fitted by thevalve s M6 Recycling informationUnpacking- Packing material consists of wood, plastics, cardboard boxes and, in some cases, metal Wood and cardboard boxes can be reused, recycled or used for energy Plastics should be recycled or burnt at an authorised waste incineration Metal straps should be sent for material All metal parts should be sent for material Worn out or defective electronic parts should besent to a licensed handler for material At the end of use.

8 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 inthe absence of local regulations, please contact your local Alfa Laval sales valve is delivered with counterweight locked by welding toan individual opening pressureto suit the tank design OperationNevercover or in any way restrict the valve, it must be able to work unobstructed at all Laval cannot be held responsible for incorrect safety valve is not intended for pressure regulation; a large number of activations can damage the rangeNominal sizeOpening75 mm (3 ) - bar ( - psi)100 mm (4 ) - bar ( - psi)150 mm (6 ) - bar ( - psi)Opening and Closing CharacteristicsSet pressurePreset opening pressureReset pressureClosing pressure after dischargeReset pressure = Set pressure x pressure > bar ( psi)Reset pressure = Set pressure - bar ( psi)ifSet pressure < bar ( psi)Alfa Laval recommends an operating pressure of min.

9 10% lower than the set pressure valve is delivered with counterweight locked by welding toan individual opening pressureto suit the tank design Discharge capacityIn accordance with EN 4126-1 Capacity measured at: P=10% Set pressure 1bar( ) P= <1bar( )Size 75 Size 100 Size 150 Q (m3/h)Set pressure (bar)Size 3"Size 4"Size 6" Q (GPM US)Set pressure (PSI)144 OperationThe valve is delivered with counterweight locked by welding toan individual opening pressureto suit the tank design Recommended cleaningAlwayshandle lye and acid with great hazard!Alwaysuserubber gloves!Alwaysuseprotective goggles!It is important that the valve seat is kept the valve is operating normally.

10 The valve disc is satisfactorily cleaned during the tank cleaning cycle as part of the is recommended that the valve is supplied with the option of Force opener and Splash openerFor opening of valve during tank cleaning cycle for complete valve seat guardFor containing CIP fluid spray from the tank cleaning MaintenanceThe valve is delivered with counterweight locked by welding toan individual opening pressureto suit the tank design General maintenanceStep 1 Alwaysread the technical data chapter 6 technical DataStep 2 Neverservice the valve when it is the valve with the valve or actuator under pressure required!Burning hazard!Step 3 Neverput your fingers between the valve and actuator for hazard!