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KSB RWCN, Оригинальное руководство

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RWCP, RWCN

 

 

 

6 

4.4 

Forces and moments permitted 

 

 

Maximum permitted strain in the upper discharge flange, RWCP series exclusively 

Force [N] 

Moment [N·m] 

DN 

Fz Fx Fy Mz Mx My 

32 

– 

1 

¼”  630 510 540 450 510 660 

40 

– 

1 

½”  750 600 660 540 630 780 

50 

– 

2” 

990 810 900 600 690 840 

65 – 2 ½” 

1260 

1020 

1110 

660 

720 

900 

80 – 3” 

1500 

1230 

1350 

690 

780 

960 

100 – 4” 

2010 

1620 

1800 

750 

870 

1050 

125 

– 

5” 

2370 1920 2130  900  1140 1260 

150 

– 

6” 

3000 2430 2700 1050 1230 1500 

200 

– 

8” 

4020 3240 3600 1380 1590 1950 

250 

– 

10”  5010 4050 4470 1890 2190 2670 

300 

– 

12”  6000 4830 5370 2580 2970 3630 

350 

– 

14”  6990 5640 6270 3300 3810 4650 

400 

– 

16”  7980 6450 7170 4140 4770 5820 

The RWCN series does not admit any strain on the discharge flange. 

Содержание RWCN

Страница 1: ...tains important instructions and warnings You must read them before mounting making the electrical connections and starting up You must also comply with the instructions for the components related to this pump You should also remember that it is essential to keep this Manual close to the motor pump equipment ...

Страница 2: ... 3 Rotation direction Check 9 6 START UP 9 6 1 FIRST START UP 9 6 1 1 Lubricant 9 6 1 2 Filling priming of the pump 9 6 1 3 Final control 9 6 1 4 Impeller adjustment 10 6 1 5 Start up 10 6 1 6 Shutdown 10 6 2 SERVICE LIMITS 10 6 2 1 Switching frequency 10 6 2 2 Temperature of the liquid to be pumped 10 6 2 3 Density of the liquid to be pumped 10 6 2 4 Temperature of the liquid to be pumped 11 6 2 ...

Страница 3: ...rection arrow Fluid connection identifications These must be observed and conserved in a manner which ensures they are legible 2 2 Personnel qualifications and instruction All Service Maintenance Inspection and Assembly personnel must be duly qualified The terms regarding responsibility competence and supervision of personnel must be regulated by the user in an exact manner Note Any personnel lack...

Страница 4: ...ausing serious accidents Do not force jammed rotating parts manually when the pump is in operation When the pump is joined to considerably long piping waterhammer may occur when it is stopped Should this arise appropriate anti waterhammer elements must be put in place All the safety regulations indicated by the pump drive manufacturer must be observed and complied with Inappropriate installation m...

Страница 5: ...the sector market can be used in line with the manufacturer s instructions on application and disposal The pump or motor pump shall be deposited in a dry site where the relative humidity is as constant as possible When stored outside it is necessary to keep the pump motor pump in an impermeable box ensuring it does not come into contact with external humidity Protect the stored product from humidi...

Страница 6: ... 900 600 690 840 65 2 1260 1020 1110 660 720 900 80 3 1500 1230 1350 690 780 960 100 4 2010 1620 1800 750 870 1050 125 5 2370 1920 2130 900 1140 1260 150 6 3000 2430 2700 1050 1230 1500 200 8 4020 3240 3600 1380 1590 1950 250 10 5010 4050 4470 1890 2190 2670 300 12 6000 4830 5370 2580 2970 3630 350 14 6990 5640 6270 3300 3810 4650 400 16 7980 6450 7170 4140 4770 5820 The RWCN series does not admit...

Страница 7: ...iteria Transition pieces at larger diameters must have an extension angle of around 8 in order to prevent pressure drops Note The thermal expansions of the pipes must be offset with suitable measurements in order not to exceed the maximum strains permitted on the pump The diameters of the pipes valves and accessories must be calculated in line with the load losses envisaged in the installation so ...

Страница 8: ...al connection must be carried out by a specialist electrician Applicable regulations must be complied with Check the mains voltage available with the factory plate data and choose the appropriate connection The technical connection conditions and the conditions of the local energy supply company must be observed when carrying out the connections We strongly recommend the use of a safety circuit br...

Страница 9: ... BEARINGS Lubricated with grease PUMP WITH GREASE NIPPLES The pump leaves the factory with the bearings greased for approximately 1000 hours of operation See lubricant in section 7 2 2 FRICTION BEARINGS Lubricated with pumping fluid If the pumped fluid is clean without particles in suspension and non aggressive the friction bearings are lubricated with the pumped fluid Lubricant is not required Lu...

Страница 10: ...0 000 x Pa Pe x Ce In which Qmin Minimum flow in m 3 h Pa Power absorbed by the pump in kW at closed valve Ce Specific heat of the fluid in J kg ºC Pe Specific weight of the fluid in kg m3 Maximum flow permitted by the pump Unless indicated in another datasheet the maximum flow permitted is 1 1x optimum flow of the pump with the supplied impeller diameter 6 1 6 Shutdown Close the impulsion pipe va...

Страница 11: ... until a small dripping is achieved Excessive fluid leak leave to settle for 10 minutes tighten the packing gland by turning 1 6th and leaving for 5 minutes Repeat the process until between 20 and 60 drops per minute are achieved After a few hours operation Check the bearing temperature at the point in the bearing location area Normal temperature can reach up to 40 C above environmental temperatur...

Страница 12: ... The emptying and drainage of pumps used to expel liquids which are a health hazard must be carried out in such a way as there is no risk to people or to the environment in line with legislation If necessary use protective clothing and mask 7 4 Dismantling 7 4 1 Fundamental instructions observations Before dismantling ensure the pump cannot be started up Note The suction and impulsion valves must ...

Страница 13: ...e bearing support to the lower intermediate pipe and extract it o Release the nuts which join the intermediate bearing support to the upper intermediate pipe o Remove the whole intermediate bearing support by taking it to the side of the impeller sliding it along the shaft without coming into contact with the edges o Observe the state of the friction bearing Release the nuts which join the distanc...

Страница 14: ...e to the ball bearings seals and bearings Proceed to lubricate the bearings Do not forget to position new joints There should be no clearances and the joints should be perfect The pump materials have been selected in accordance with the process fluid indicated in the datasheets If this fluid is modified check with KSB ITUR that the new fluid is suitable for the pump Note that the mounted intermedi...

Страница 15: ... point 7 of the manual Yearly 1 2 3 6 7 8 9 12 14 17 21 7 Check tightness of connecting bolts Manually Yearly 8 Check for wear of the shaft bearings and retaining pins Dismount casing Visual inspection Yearly 9 Check for wear of the shaft bearings and retaining pins Dismount support Visual inspection Yearly 10 Change the lubricant See point 7 2 2 of the manual Yearly 1 11 Change the rubber couplin...

Страница 16: ...or x x x x Poor motor assembly Check and clean the pump motor joint x Obstruction inside the pump Dismount the pump and clean the impeller inlets or pipe x The real height to be generated by the pump is lower than that of the design point meaning the flow and power are greater Partially close the impulsion valve x x x Ballbearings deteriorated poorly assembled or poorly lubricated Check them check...

Страница 17: ...ring sleeve 526 Centring sleeve 542 Throttling bush 545 Friction bearing bush 554 Flat washer 636 Grease nipple 711 Discharge pipe 712 Intermediate pipe 800 Motor 840 Coupling 844 Rigid coupling 867 Coupling flexible 890 Base plate 901 Hexagonal head screw 902 Bolt 903 Plug 904 Setscrew 914 Allen screw 920 Nut 923 Bearing nut 940 Key 800 902 1 920 1 554 1 341 840 867 422 1 360 923 914 1 902 2 920 ...

Страница 18: ...CP RWCN 18 Details of variant with mechanically sealed shaft 420 471 1 412 1 523 505 542 914 5 160 433 412 2 914 4 904 4 Details of variant with packing sealed shaft 524 452 160 458 902 8 920 11 461 904 6 ...

Страница 19: ...aring exterior water consumption Qe l h 1 50 160 270 250 50 200 270 250 65 200 270 250 65 315 270 320 80 250 270 320 80 400 320 500 100 250 270 320 100 315 270 320 100 400 320 500 125 500 470 500 150 315 370 500 150 500 470 650 200 315 370 500 200 400 370 650 1 At a pressure of 3 kg cm 2 manometric This consumption is only applicable when there is an external connection case of dirty or abrasive f...

Страница 20: ...at the earliest opportunity without this giving any entitlement to claims for liability or compensation EC DECLARATION OF CONFORMITY Directive 2006 42 EC ANNEX IIA KSB ITUR Spain S A with address in footer PUMP SERIES RWCP RWCN S N 7432024 9200000 KSB ITUR hereby declares under its responsibility that its aforementioned machine to which this Declaration refers is in conformity with the applicable ...

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