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KSB COBRA-TDC01/03, Инструкция по установке и эксплуатации

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7 Servicing/Maintenance

24 of 32

COBRA-TDC01/03

8194.8/02-EN

7.2.5 Tightening torques

Table 7: 

Tightening torques of bolts/screws for valve disc sealing element [Nm]

Thread size

Tightening torque

M6

5

M8

10

M10

20

M12

32

M16

80

Table 8: 

Tightening torques of bonnet/cover bolts [Nm]

Thread size

Tightening torque

M6

4

M8

8

M10

15

M12

28

Содержание COBRA-TDC01/03

Страница 1: ...Tilting Disc Check Valve COBRA TDC01 03 Installation Operating Manual...

Страница 2: ...ntents provided herein must neither be distributed copied reproduced edited or processed for any other purpose nor otherwise transmitted published or made available to a third party without the manufa...

Страница 3: ...3 Storage preservation 11 3 4 Return to supplier 12 3 5 Disposal 12 4 Description of the valve 13 4 1 General description 13 4 2 Product information 13 4 2 1 EC Machinery Directive 2006 42 EC 13 4 2 2...

Страница 4: ...ision of operation 21 7 2 2 Inspection work 22 7 2 3 Dismantling the valve 22 7 2 4 Assembling the valve 23 7 2 5 Tightening torques 24 8 Trouble shooting 25 9 Related Documents 26 9 1 General assembl...

Страница 5: ...Glossary 5 of 32 COBRA TDC01 03 8194 8 02 EN Glossary PN Nominal pressure a characteristic upon which standards regarding piping piping components valves etc are based...

Страница 6: ...of trained and qualified specialist technical personnel 1 3 Other applicable documents Table 1 Overview of other applicable documents Document Contents Type series booklet Description of the valve Ge...

Страница 7: ...CAUTION CAUTION This signal word indicates a hazard which if not avoided could result in damage to the machine and its functions General hazard In conjunction with one of the signal words this symbol...

Страница 8: ...g of the valve are subject to a QM system to DIN EN ISO 9001 as well as the current regulations and directives for pressure equipment Bear in mind that valves exposed to creep rupture conditions have...

Страница 9: ...liance can for example have the following consequences Hazards to persons due to electrical thermal mechanical and chemical effects and explosions Failure of important product functions Failure of pre...

Страница 10: ...uring standstill only The valve body must have cooled down to ambient temperature The pressure in the valve body must have been released and the valve must have been drained When taking the valve out...

Страница 11: ...essories to the handwheel or valve disc Observe the information on weights centre of gravity and fastening points Observe the applicable local accident prevention regulations Use suitable permitted li...

Страница 12: ...are delivered duly prepared for storage For storing a valve which has already been operated observe the measures to be taken for shutdown Section 6 3 Page 20 3 4 Return to supplier 1 Drain the valve...

Страница 13: ...b en About KSB Corporate responsibility reach 4 3 Marking Table 4 General marking Description Marking Nominal size DN Nominal pressure class PN Manufacturer KSB Type series Model COBRA TDC Material Fl...

Страница 14: ...alve disc and actuating shaft are joined by keys and sealed to atmosphere by O rings 4 6 Scope of supply The following items are included in the scope of supply Valve Valve operating manual 4 7 Noise...

Страница 15: ...of the valve Valve add on parts not functional Check the valve for in transit damage prior to installation Check any add on parts for in transit damage Do not install damaged valves 5 2 Installation...

Страница 16: ...osion Provide weather proof protection to protect the valve against moisture 1 Thoroughly clean flush and blow through all vessels piping and connections 2 Remove the valve s flange covers before inst...

Страница 17: ...ble minimum and maximum diameter limits Open and close the valve to check that the valve disc rotates freely 1 Move the valve to the open position Open it as far as possible without the valve disc pro...

Страница 18: ...t iron or steel The operator shall provide general safety measures for the system Before commissioning start up of the valve ensure that the following requirements are met The valve has been connected...

Страница 19: ...Permissible operating pressure bar PN Material C 10 to 120 150 200 250 300 350 10 EN GJS 400 15 10 9 7 9 2 8 7 8 7 16 16 15 5 14 7 13 9 12 8 11 2 25 25 24 3 23 21 8 20 17 5 40 40 38 8 36 8 34 8 32 28...

Страница 20: ...lymerisation crystallisation solidification etc from the piping 2 If required flush the piping with the valves fully opened 6 3 1 1 Valve with handwheel 1 Close the valve by turning the handwheel in c...

Страница 21: ...t laws When draining the fluid take appropriate measures to protect persons and the environment Decontaminate valves used in fluids posing a health hazard NOTE Before removing the valve from the pipin...

Страница 22: ...by specially trained qualified personnel Always observe the safety instructions and information Section 7 Page 21 In the event of damage you can always contact Service 7 2 3 2 Preparing the valve 1 De...

Страница 23: ...inal spare parts only Tightening torques Use an appropriate tool to tighten the fasteners crosswise 7 2 4 2 Fitting the valve disc sealing element The seal chamber has been cleaned All dismantled part...

Страница 24: ...5 Tightening torques Table 7 Tightening torques of bolts screws for valve disc sealing element Nm Thread size Tightening torque M6 5 M8 10 M10 20 M12 32 M16 80 Table 8 Tightening torques of bonnet cov...

Страница 25: ...flow resistance of valve Valve cannot be actuated Foreign matter jammed in the seat area Flush valve dismantle if necessary and remove foreign matter Gearbox is blocked Deblock Electric actuator is n...

Страница 26: ...Note 1 Body EN GJS 400 15 Epoxy coated 2 Valve disc EN GJS 400 15 Epoxy coated 3 Retaining ring AISI 304 4 Hinge pin AISI 420 5 Hinge pin bearing G CuSn10 6 Front cover St 37 Epoxy coated 7 Joint ring...

Страница 27: ...Table 11 Parts list Part No Description Material Note 1 Body EN GJS 400 15 Epoxy coated 2 Disc EN GJS 400 15 Epoxy coated 3 Retaining ring AISI 304 4 Front hinge pin AISI 420 5 Rear hinge pin AISI 420...

Страница 28: ...94 8 02 EN Part No Description Material Note 14 Bolt screw A2 15 Bolt screw A2 16 Setting screw A2 17 Circlip Ck 60 18 Setting screw A2 19 Setting screw A2 20 Bolt screw A2 21 Washer A2 22 Counterweig...

Страница 29: ...ion 17 Intended use 8 K Key to safety symbols markings 7 M Maintenance 21 Marking 13 Materials COBRA TDC01 26 COBRA TDC03 27 N Noise characteristic 14 O Operating limits 8 Other applicable documents 6...

Страница 30: ......

Страница 31: ......

Страница 32: ...m KSB Italia S p A Via Massimo D Azeglio 32 20863 Concorezzo MB Tel 39 039 6048 000 Fax 39 039 6048 097 www ksb com Centri Service Concorezzo MB Via Massimo D Azeglio 32 Tel 39 039 6048 000 Fax 39 039...

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