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OPERATING MANUAL

07-2022

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OPERATING MANUAL

Double eccentric

flanged butterfly valve

Part No. 4493 4493SQ 4493SA

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Содержание 4493

Страница 1: ...OPERATING MANUAL 07 2022 1 14 OPERATING MANUAL Double eccentric flanged butterfly valve Part No 4493 4493SQ 4493SA...

Страница 2: ...ABLE OF CONTENTS 1 INTENDED USE 3 2 TECHNICAL DESCRIPTION 3 3 PRODUCT IDENTIFICATION 6 4 STORAGE AND TRANSPORT 8 5 INSTALLATION 8 5 1 GENERAL REQUIREMENTS 8 5 2 INSTALLATION ISNTRUCTIONS 11 6 OPERATIO...

Страница 3: ...Fitness for purpose requirements and appropriate verification tests Isolating valves and EN 12266 1 Industrial valves Testing of valves 100 of each valve is leak tested 4493 4493SA butterfly valves ar...

Страница 4: ...DN500 DN2000 the control is carried out by the SA electromechanical multi turn actuator and a GS part turn gearbox from AUMA Connection flanges are manufactured in accordance with EN 1092 2 Flanges an...

Страница 5: ...terfly valve axis body axis It serves to minimise the compressive stress of the sealing ring when the butterfly valve is opened The valve without a gearbox forms an assembly that can be adapted to var...

Страница 6: ...type nominal diameter The location on the valve specified in the documentation features the identification stickers nameplates which contains the following data Fig 2 Fig 2 Plate identifying the valv...

Страница 7: ...rn gearboxes Type JFR IP68 GRAY is used for standard valves Fig 5 Plate identifying JFR gearboxes 1 Manufacturer s company logo 2 Shaft size used for the gearbox unit 3 A constant ratio of the number...

Страница 8: ...DN1000 DN1200 PN10 4 28 4 31 4 31 4 34 4 34 4xM27 4xM36 PN16 4 34 4 37 4 37 4 41 Table 3 Sizes of transport holes Fig 6 Butterfly valve part no 4493SA DN800 Fig 7 Butterfly valve part no 4493 DN1200 5...

Страница 9: ...piping curve system The normal flow deflection over a piping bend will be aggravated by the low pressure area of the valve where a risk of flow interruption exists Installation directly behind pumps...

Страница 10: ...being closed or opened the medium is at its maximum flow rate and entrains the contamination settled in the neighbouring part of the pipeline The valve installation shown in Fig 10 additionally extend...

Страница 11: ...therefore it is necessary to remember about free space in the pipeline for proper operation of the flap by using the appropriate fittings e g cast iron stub pipe assembly insert The minimum distance...

Страница 12: ...t during closing of the valve and loss of seal across the valve The outer diameter of the flat seals installed the pipeline and butterfly valve flange faces must be equal to or higher than the outer d...

Страница 13: ...earboxes the torque limits given in Table 5 below must be strictly adhered to DN 200 250 300 350 400 500 600 700 800 900 1000 1200 Mmaks Nm 46 46 109 175 175 197 134 123 123 151 151 153 Number of turn...

Страница 14: ...ssive liquids If the installation is operated explosion hazard zones ATEX requirements may apply this will require suitably trained professionals according to ATEX requirements Do not use tools which...

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