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KSB BOA-Control PIC, Руководство по эксплуатации

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8 Trouble-shooting

31 of 36

BOA-Control PIC

7138.8/01-EN

8 Trouble-shooting

 WARNING

Improper remedial work on the valve

Risk of injury!

▷

For any work performed in order to remedy faults on the valve observe the
relevant information given in this operating manual and/or the product
literature provided by the accessories manufacturers.

If problems occur that are not described in the following table, consultation with the
KSB service is required.

Table 15: 

Trouble-shooting

Problem

Remedy

Leakage at the seat/disc interface

Rework not possible.
Replace valve.

Leakage at the stem seal

Rework not possible.
Replace valve.

Leakage at the pressure measurement
connection branches

Contact KSB, spare parts available

Содержание BOA-Control PIC

Страница 1: ...Pressure independent Control Valve BOA Control PIC Operating Manual ...

Страница 2: ...s 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 manufacturer s express written consent Subject to technical modification without prior notice KSB SE Co KGaA Frankenthal 12 07 2021 ...

Страница 3: ... 3 Storage preservation 12 3 4 Return to supplier 12 3 5 Disposal 13 4 Valve Description 14 4 1 General description 14 4 2 Marking 14 4 3 Operating data 14 4 4 Fluids handled 14 4 5 Design details 14 4 6 Pressure temperature ratings 15 4 7 Materials 15 4 8 Function 18 4 9 Scope of supply 18 4 10 Dimensions and weights 18 5 Installation at Site 19 5 1 General information Safety regulations 19 5 2 I...

Страница 4: ...4 of 36 BOA Control PIC 7 Servicing Maintenance 30 7 1 Safety regulations 30 7 2 Maintenance 30 7 2 1 Valves with actuator 30 8 Trouble shooting 31 9 EU Declaration of Conformity for BOA Control PIC 32 Index 33 ...

Страница 5: ...8 8 01 EN Glossary EPDM Ethylene propylene diene rubber Pressure Equipment Directive PED The 2014 68 EU Directive sets out the requirements to be met by pressure equipment intended to be placed on the market in the European economic area ...

Страница 6: ...Contents Type series booklet Description of the valve Flow characteristics1 Information on Kv and zeta values General assembly drawing2 Sectional drawing of the valve Sub supplier product literature3 Operating manuals and other product literature for the accessories Observe the relevant manufacturer s product literature for the accessories 1 4 Symbols Table 2 Symbols used in this manual Symbol Des...

Страница 7: ...y 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 indicates a hazard which will or could result in death or serious injury Electrical hazard In conjunction with one of the signal words this symbol indicates a hazard involving electrical voltage and...

Страница 8: ... regulations not taken into account The design manufacture and testing of the valve are subject to a QM system to DIN EN ISO 9001 as well as the current European Pressure Equipment Directive Bear in mind that valves exposed to creep rupture conditions have a limited service life and have to meet the applicable regulations stipulated in the technical codes In the case of customised special variants...

Страница 9: ...anical and chemical effects and explosions Failure of important product functions Failure of prescribed maintenance and servicing practices Hazard to the environment due to leakage of hazardous substances 2 5 Safety awareness In addition to the safety information contained in this operating manual and the intended use the following safety regulations shall be complied with Accident prevention heal...

Страница 10: ...still 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 of service always adhere to the procedure described in the manual Decontaminate valves which handle fluids posing a health hazard Protect the valve body and body bonnet cover from any impacts As soon as the work...

Страница 11: ...entre of gravity and fastening points Observe the applicable local accident prevention regulations Use suitable permitted lifting accessories e g self tightening lifting tongs For actuated valves observe the relevant actuator operating manual Transport aids on the actuator are not suitable for suspending the entire valve actuator assembly CAUTION Improper transport Damage to the valve Always trans...

Страница 12: ...ers Store the valve in a frost proof room where the atmospheric humidity is as constant as possible Protect the valve from dust during storage e g with suitable caps or foils Protect the valve from contact with solvents lubricants fuels or other chemicals Store the valve in vibration free conditions If properly stored indoors the equipment is protected for a maximum of 12 months 3 4 Return to supp...

Страница 13: ... fluid and any residues of the fluid handled Wear safety clothing and a protective mask if required Observe all relevant laws Decontaminate valves used in fluids posing a health hazard 1 Dismantle the valve Collect greases and other lubricants during dismantling 2 Separate and sort the valve materials e g by Metals Plastics Electronic waste Greases and other lubricants 3 Dispose of materials in ac...

Страница 14: ...ressure Equipment Directive PED Article 4 Paragraph 3 valves up to and including DN 50 must not bear the CE marking From DN 65 the valves are CE marked in accordance with the applicable Pressure Equipment Directive 4 3 Operating data Table 5 Operating properties Characteristic Value Nominal pressure 16 25 Nominal size 10 150 Max permissible pressure bar 25 DN 10 50 16 DN 65 100 Min permissible tem...

Страница 15: ...d for actuator mounting 4 6 Pressure temperature ratings Table 6 Test pressure and operating pressure PN DN Shell test Seat tightness test Permissible operating pressure5 With water Tests P10 and P11 to DIN EN 12266 1 Test P12 leakage rate A to DIN EN 12266 1 10 to 100 C 120 C bar bar bar bar 25 10 50 37 5 27 5 25 22 16 65 150 24 17 6 16 12 4 7 Materials DN 10 25 100 131 1 131 2 350 580 1 950 1 16...

Страница 16: ...W617N Red 580 2 blue 580 3 734 Screwed union CW617N 79 11 Flow controller PSU 950 1 2 Spring AISI302 DN 32 50 580 1 100 412 350 131 2 131 1 200 161 734 79 11 950 1 950 2 580 2 580 3 Fig 3 Sectional drawing DN 32 50 Table 8 Overview of available materials DN 32 50 Part No Description Material Note 100 Body CW602N 131 1 2 Pressure measurement connection branch CW617N 161 Body bonnet CW602N 200 Stem ...

Страница 17: ...te 01 39 Ball valve Brass 20 1 Adjusting stem CW617N 100 1 Body valve EN GL 250 5 1301 Epoxy coating 100 2 Housing actuator G AlSi4 5MnMg Epoxy coating 101 Lower housing section actuator G AlSi4 5MnMg Epoxy coating 131 1 26 Pressure measurement connection branch Brass 144 Seat CW617N 161 Body bonnet EN GL 250 5 1301 Epoxy coating 200 1 2 Stem CW617N 310 Plain bearing PTFE 350 Valve disc CW617N 353...

Страница 18: ... to ISO 288 From DN 65 the valves have flanged line connections Function The valves maintain a constant volume flow rate as defined by the presetting irrespective of fluctuating pressures in the system This function is achieved by means of an integral fluid controlled actuator which moves the functional unit The valve is provided with a shut off function The flow rate can be measured at the two pr...

Страница 19: ...valves must be in the direction indicated by the flow direction arrow cast on the valve body Fig 5 Installation positions The valves can be installed in supply lines as well as return lines and in any position Valves combined with an actuator must not be installed with the actuator pointing downwards 5 3 Piping WARNING Impermissible piping forces Leakage from or rupture of the valve body Connect t...

Страница 20: ...mpurities from the piping If necessary install a strainer 1 Thoroughly clean flush and blow through all vessels piping and connections especially of new installations 2 Check that the inside of the valve is free from any foreign objects Remove any foreign objects 3 If required install a strainer in the piping Threaded connection DN 10 50 The valves have male threaded ends DN 10 25 or female thread...

Страница 21: ...pective nominal valve size Always use all flange bolt holes provided when connecting the valve to the pipe For details on flange connections refer to the type series booklet and ð Table 10 Table 10 Bolt sizes and lengths to DIN EN 1092 2 PN 10 16 DN Quantity Thread size Bolt length mm 65 4 M16 55 80 8 M16 60 100 8 M16 65 125 8 M16 65 150 8 M20 70 The bolt lengths are specified without considering ...

Страница 22: ...TE Valves up to DN 50 are supplied in fully functional condition They can optionally be fitted with an actuator Valves from DN 65 require a manual gearbox or actuator to function Mounting a manual gearbox S Fig 7 Mounting a manual gearbox Depending on the nominal size a spacer S 7 is required between the manual gearbox and the top flange ü The valve is closed ü The manual gearbox is closed i e the...

Страница 23: ...quired to enable flushing of nominal sizes DN 10 25 DN 10 25 Fig 8 Flushing the valve DN 10 25 1 Remove cap 580 1 or the actuator 2 Remove body bonnet 161 with an open ended spanner turning the spanner in anti clockwise direction 3 Pull out the trim 4 Remove the throttling orifice A ð Reassemble the valve in reverse order Screw on the body bonnet in clockwise direction and tighten it to 15 Nm The ...

Страница 24: ...s CAUTION Condensation forming in air conditioning systems cooling systems and refrigerating systems Ice forming Actuating element blockage Damage due to corrosion Insulate the valve to prevent diffusion 5 8 Measuring computer CAUTION Incorrect operation of the measuring computer Incorrect readings and setting of valve Observe the relevant operating manual of the measuring computer The flow rate c...

Страница 25: ...at high temperatures Danger to life caused by burns or scalds Do not exceed the valve s maximum permissible pressure Use valves made of nodular cast iron or steel The operator shall provide general safety measures for the system DANGER Handling actuated valves Danger to life If the valves are fitted with actuators the actuator s operating manual must be observed in addition 6 1 2 Venting the valve...

Страница 26: ...regolazione Calcolare la percentuale della port ata desiderata rispelto alla portata massima indicata nella tabella Qmax Sbloccare il fermo F ruotare il volantino e portare l indicatore P in corrispondenza del valore calco lato Bloccare il fermo F Preset Calculate the percentage of the desired flo w rate on maximum flowrate shown in table Qmax Unlock the stop knob F turn the handwheel and move the...

Страница 27: ...5 0 114 0 122 0 127 0 132 0 134 Min Δp kPa 12 5 12 5 12 5 13 13 13 13 13 5 13 5 14 14 14 15 16 17 17 5 18 18 5 19 19 5 19 5 Kvs 0 27 0 32 0 38 0 43 0 5 0 53 0 58 0 64 0 64 0 69 0 7 0 7 0 7 0 71 0 77 0 82 0 96 1 02 1 05 1 08 1 09 20 Q l s 0 042 0 056 0 068 0 072 0 076 0 088 0 097 0 103 0 106 0 108 0 118 0 127 0 132 0 139 0 151 0 164 0 169 0 192 0 226 0 246 0 25 Min Δp kPa 18 18 18 5 18 5 19 19 19 1...

Страница 28: ...3 26 6 36 7 45 9 57 8 68 6 78 8 89 2 96 6 100 Q m h 11 4 15 8 23 2 30 7 38 2 47 9 58 3 68 3 75 2 82 5 Q l s 3 167 4 389 6 444 8 528 10 611 13 305 16 194 18 972 20 889 22 917 Min Δp kPa 30 30 30 30 30 30 30 50 50 70 70 Kvs 26 4 37 4 57 9 79 3 102 4 136 1 171 8 215 6 244 1 278 0 125 Q m h 13 1 19 9 31 7 43 3 55 0 70 6 83 3 100 0 112 5 125 0 Q l s 3 639 5 528 8 806 12 028 15 278 19 611 23 139 27 778 ...

Страница 29: ...njury Hazard to persons and the environment Collect and properly dispose of flushing fluid and any residues of the fluid handled Wear safety clothing and a protective mask if required Observe all relevant laws Decontaminate valves used in fluids posing a health hazard CAUTION Excessively long idle periods Damage to the valve Check the function by opening and closing the valve at least once or twic...

Страница 30: ... even in emergencies Before removing the valve ensure that the pipe has been shut off and released for repair maintenance work A regular maintenance schedule will help avoid expensive repairs and contribute to trouble free reliable operation of the valve with a minimum of servicing maintenance expenditure and work The user is responsible for defining appropriate intervals for checks and maintenanc...

Страница 31: ...ing manual and or the product literature provided by the accessories manufacturers If problems occur that are not described in the following table consultation with the KSB service is required Table 15 Trouble shooting Problem Remedy Leakage at the seat disc interface Rework not possible Replace valve Leakage at the stem seal Rework not possible Replace valve Leakage at the pressure measurement co...

Страница 32: ...ment Directive 2014 68 EU Applied harmonised European standards EN 12266 1 DIN EN 12516 2 Suitable for Fluids in Group 2 Conformity assessment procedure Module A Valves DN 50 comply with Article 4 Section 3 of the Pressure Equipment Directive 2014 68 EU They must bear neither the CE marking nor the identification number of a notified body The EU Declaration of Conformity was issued in on Frankenth...

Страница 33: ... Intended use 8 K Key to safety symbols markings 7 M Maintenance 30 Marking 14 Materials 16 O Operating data 14 Operating limits 8 Other applicable documents 6 P Piping 19 Preservation 12 Pressure temperature ratings 15 R Return to supplier 12 S Safety 8 Safety awareness 9 Scope of supply 18 Shutdown 29 Storage 12 T Transport 11 W Warnings 7 Warranty claims 6 ...

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Страница 36: ...KSB SE Co KGaA Johann Klein Straße 9 67227 Frankenthal Germany Tel 49 6233 86 0 www ksb com 7138 8 01 EN ...

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