Type Series Booklet · Suction nozzle with flange connection to DIN EN 1092-1, ... 902.01/.02 Stud...

Boiler Feed Booster Pump

YNK

Type Series Booklet

Legal information/Copyright

Type Series Booklet YNK

All rights reserved. The contents provided herein must neither be distributed, copied, reproduced,edited or processed for any other purpose, nor otherwise transmitted, published or made available toa third party without the manufacturer's express written consent.

Subject to technical modification without prior notice.

© KSB Aktiengesellschaft, Frankenthal 06.11.2015

Contents

Energy ................................................................................................................................................................4

Boiler Feed Booster Pump .............................................................................................................................................. 4

YNK ............................................................................................................................................................................ 4

Main applications ................................................................................................................................................ 4

Fluids handled ...................................................................................................................................................... 4

Operating data .................................................................................................................................................... 4

Designation .......................................................................................................................................................... 4

Design details ....................................................................................................................................................... 5

Materials .............................................................................................................................................................. 6

Dimensions ........................................................................................................................................................... 7

General assembly drawings with list of components ...................................................................................... 10

YNK 300/670, YNK 400/710 ......................................................................................................................... 10

YNK 200/430, YNK 300/520, YNK 300/600, YNK 300/680, YNK 350/500, YNK 400/770, YNK 500/800 ..... 12

Contents

3

Energy

Boiler Feed Booster Pump

YNK

Main applications

▪ Feed water transport in power stations

▪ Condensate transport in power stations

▪ Boiler feed booster pump in systems with low suctionhead

Fluids handled

▪ Feed water

▪ Condensate

▪ Hot water

Operating data

Operating properties

Characteristic ValueFlow rate Q [m3/h] ≤ 45001)

Q [l/s] ≤ 12501)

Head2) H [m] ≤ 3701)

Fluid temperature T [°C] ≤ 210Inlet pressure pS [bar] ≤ 20

Discharge pressure2) pd [bar] ≤ 40Speed n [rpm] ≤ 1800

Designation

Example: YNK 500/800

Designation key

Code DescriptionYNK Type series group500 Nominal discharge nozzle diameter [mm]800 Maximum outside diameter of the impeller

(nominal ) [mm]

1) At maximum permissible speed2) Q = 0, ρ = 1 kg/dm³

EnergyBoiler Feed Booster Pump

4 YNK

Design details

Design

▪ Radially split volute casing pump with radial impeller

▪ Volute casing (single or double volute)

Overview of single and double volute casings

Size Volute casing design

Single volute Double volute200/430 ✘ -300/520 ✘ -300/600 - ✘300/670 - ✘300/680 - ✘350/500 - ✘350/620 - ✘400/710 - ✘400/770 - ✘500/800 - ✘

▪ Connected by means of studs with covers inserted andflange-mounted on either side

▪ Horizontal installation

▪ Double-entry

▪ Single-stage

Drive

▪ Electric motor

▪ Turbine via gear

Direction of rotation

▪ Depends on casing position and nozzle orientation

▪ Clockwise or anti-clockwise, viewed from the drive

Suction nozzle

Connection type 1:

▪ Suction nozzle with flange connection to DIN EN 1092-1,raised face type B

▪ Suction nozzle with flange connection to ASME Class 300,raised face type RF

Connection type 2:

▪ Weld end

Discharge nozzle

Connection type 1:

▪ Discharge nozzle with flange connection to DIN EN1092-1, raised face type B

▪ Discharge nozzle with flange connection to ASME Class300, raised face type RF

Connection type 2:

▪ Weld end

Nozzle position

① ② ③ ④ ⑤

Possible nozzle positions

▪ ①: Suction nozzle DN1 on top, discharge nozzle DN2 atbottom

▪ ②: Suction nozzle DN1 at bottom, discharge nozzle DN2on top

▪ ③: Suction nozzle DN1 at bottom, discharge nozzle DN2 atbottom

▪ ④: Suction nozzle DN1 on top, discharge nozzle DN2 ontop

▪ ⑤: Suction nozzle DN1 horizontal, discharge nozzle DN2horizontal

Pump feet arrangement

▪ Horizontal

▪ Centreline

Impeller type

▪ Closed double-entry radial impeller with multiply curvedvanes

Axial thrust balancing

▪ Hydraulically by double-entry impeller

▪ Absorption of residual axial thrust by pivoted segmentalthrust bearing

Bearings

▪ Forced oil lubricated radial plain bearings and pivotedsegmental thrust bearings

Shaft seal

▪ Single mechanical seal

– Uncooled

– With jacket cooling

– With mating ring cooling

– With circulation cooling

▪ Replaceable shaft sleeve


YNK 5

Materials

Part No. Description Material17-6.01/.02 Diffuser plate Chrome steel102 Volute casing Cast chrome steel160 Cover Carbon steel (plated)162 Suction cover Cast chrome steel210 Shaft Chrome steel234 Double-entry impeller Cast chrome steel350.01 Bearing housing Grey cast iron441 Shaft seal housing Chrome steel502.01/.02 Casing wear ring Chrome steel523 Shaft sleeve Chrome steel902.01/.02 Stud Steel which is creep-resistant at elevated

temperatures


6 YNK

Dimensions

Suction nozzle DN1: on top, discharge nozzle DN2: on top or suction nozzle DN1: at bottom, discharge nozzle DN2:at bottom3)

DN2 w z

l1

DN1

h1

h2

h4

l10l9l8

l3l2

a

l4 l5

X

X

s

t

uØ

dm

6

a)

f

Ø d

m6

b1

a) Direction of rotation

Dimensions [mm]

Size DN1 DN2 l1 l2 l3 l4 l5 l8 l9 l10 h1 h2 h4 w z200/430 300 200 575 1150 1050 765 709 475 475 100 475 315 360 275 250300/520 400 300 770 1540 1420 889 835 640 640 130 700 420 435 366 300300/600 400 300 630 1430 1290 983 938 660 490 140 816 485 576 425 225300/670 400 300 920 1840 1630 881 850 735 735 185 800 530 610 360 290300/680 400 300 750 1690 1510 1016 982 780 590 160 800 500 640 500 200350/620 6404) 4824) 1020 1940 1760 1016 982 740 840 180 1800 500 610 460 440400/710 500 400 1055 2110 1910 1037 990 870 870 185 800 570 715 410 360500/800 6404) 4764) 840 1930 1760 1060 1065 920 670 170 1296 600 900 550 430

Dimensions [mm]

Size DN1 DN2 a5) b1 f d t s u 6)

200/430 300 200 955 434 125 48 51,5 - 14 1300/520 400 300 1145 560 125 68 72,5 77 20 2300/600 400 300 1360 780 113,5 74 78,5 83 20 2300/670 400 300 1170 580 153 74 78,5 83 20 2300/680 400 300 1445 875 150 74 78,5 83 20 2350/620 6404) 4824) 1445 920 150 74 78,5 83 20 2400/710 500 400 1410 780 170 84 89 94 22 2500/800 6404) 4764) 1600 1020 175 108 114 120 28 2

3) Only if the pump foot geometry is symmetric4) Weld end on request5) Clearance required for removal of rotor (from the shaft end)6) Number of keys


YNK 7

Suction nozzle DN1: on top, discharge nozzle DN2: at bottom or suction nozzle DN1: at bottom, discharge nozzleDN2: on top7)

DN1 l1

l8 l9 l10

h2

h1

h3

l2l3

w DN2

l4 l5

f

a

b1

Ø d

m6 X

Xa)

t

s

u

Ø d

m6


Dimensions [mm]

Size DN1 DN2 l1 l2 l3 l4 l5 l8 l9 l10 h1 h2 h3 w z300/670 350 350 920 1840 1630 881 850 735 735 185 850 962 960 - -300/670 4418) 3828) 920 1840 1630 881 850 735 735 185 1180 - 1370 - -300/670 350 300 850 1580 1440 881 850 540 660 190 850 - 800 - -300/670 3928) 3928) 920 1840 1630 870 850 735 735 185 1180 870 1470 - -300/670 4418) 3818) 920 1840 1630 870 850 735 735 185 1180 870 1370 - -400/710 450 450 1000 2000 1790 1037 990 815 815 185 1150 1150 1150 - -400/710 4868) 4798) 1000 2000 1790 1037 990 815 815 185 1350 1020 1520 - -500/800 6868) 5758) 1020 1850 1640 1055 1065 630 820 200 1200 595 1735 365 -

Dimensions [mm]


300/670 350 350 1170 580 153 74 78,5 83 20 2300/670 4418) 3828) 1170 580 153 74 78,5 83 20 2300/670 350 300 1170 580 153 74 78,5 83 20 2300/670 3928) 3928) 1170 745 154 95 100 105 25 2300/670 4418) 3818) 1170 745 154 95 100 105 25 2400/710 450 450 1410 780 170 84 89 94 22 2400/710 4868) 4798) 1410 780 170 84 89 94 22 2500/800 6868) 5758) 1600 1010 175 108 114 120 28 2

7) Only if the pump foot geometry is symmetric8) Weld end on request9) Clearance required for removal of rotor (from the shaft end)10) Number of keys


8 YNK

Suction nozzle DN1: horizontal, discharge nozzle DN2: horizontal

l2l1

l3

DN

1

l7h

2h

4l6

DN

1

DN

1

a

b1

l8 l9

l4 l5

f

Ød

m6

a)

X

X

t

s

u

Ød

m6


Dimensions [mm]

Size DN1 DN2 l1 l2 l3 l4 l5 l6 l7 l8 l9 l10 h1 h2 h3 h4 w z300/600 400 302 700 1400 1200 983 937.5 975 960 385 385 275 - 485 - 585 - -300/670 400 300 700 1400 1229 881 850 900 960 275 275 220 - 550 - 650 - -400/770 48011) 38811) 1000 1900 1780 1123 1065 1200 1300 370 370 170 - 600 - -840 - -

Dimensions [mm]


300/600 400 302 1360 1000 113,5 74 78,5 83 20 2300/670 400 300 1170 750 153 74 78,5 83 20 2400/770 48011) 38811) 1645 1104 152 84 89 94 22 2

Suction nozzle DN1: vertical, discharge nozzle DN2: horizontal14)

Dimensions [mm]

Size DN1 DN2 l1 l2 l3 l4 l5 l6 l7 h1 h2 h3 w z a15) b1 f d t s u 16)

200/430 300 200 480 1055 965 765 709 - 680 475 315 - - - 955 434 125 48 51,5 - 14 1350/500 500 350 580 1240 1090 984 936 - 790 720 440 - - - 1380 835 130 74 78,5 83 20 2350/500 39817) 35117) 590 1180 1040 1006 957 - 850 - 480 1050 - - 1470 1002 130 74 78,5 83 20 2

11) Weld end on request12) Clearance required for removal of rotor (from the shaft end)13) Number of keys14) With this combination please observe the interdependency of direction of rotation and nozzle orientation.15) Clearance required for removal of rotor (from the shaft end)16) Number of keys17) Weld end on request


YNK 9

General assembly drawings with list of components

YNK 300/670, YNK 400/710

6B.1

17-6

.02

940.

01

441

7E.1

410.

02

914.

098B

13B

.172

3.01

400.

1290

1.12

(411

.99)

(904

.99)

(903

.99)

13A

.1

940.

02

210

507.

0190

4.05

412.

09

914.

11

360

350.

01

370

901.

1355

0.12

411.

03

433

692.

01(4

11.9

9)

560.

0292

0.14

550.

1390

2.01

920.

0455

0.05

901.

057A

.1

902.

0292

0.02

550.

0250

5.01

904.

0450

150

2.02

904.

0391

4.01

(4M

.2)

(1M

.2)

412.

0623

4

(4M

.1)

(1M

.1)

(4M

.6)

502.

0190

4.03

102

410.

0116

0(7

20.0

1)(1

2A)

680.

0368

0.04

914.

1355

0.14

554.

01

(672

)13

D.1

(26M

.1)

412.

10(1

M.3

)

(4M

.4)

692.

02

(4M

.5)

384

(26M

.2)

314

(392

.01)

(387

.01)

(900

.03)

(562

.16)

361

525.

05

920.

09

940.

05

932.

0356

2.02

420.

01

13A

.3

504.

01

412.

12

13E.

3

412.

11

902.

1192

0.11

13B

.335

491

4.04

411.

0213

E.1

(4M

.3)

423.

01

412.

18

17-6

.01

914.

02

General drawing of YNK 300/670, YNK 400/710


10 YNK

List of components

Part No. Description Part No. Description17-6.01/.02 Diffuser plate 502.01/.02 Casing wear ring102 Volute casing 504.01 Spacer ring160 Cover 505.01 Loose collar210 Shaft 507.01 Thrower234 Double-entry impeller 525.05 Spacer sleeve314 Thrust bearing 550.02/.05/.12/.13/.14 Disc350.01 Bearing housing 554.01 Washer354 Thrust bearing housing 560.02 Pin360 Bearing cover 562.02/.16 Parallel pin361 Non-drive end bearing cover 672 Vent370 Bearing shell 680.03/.04 Guard384 Thrust bearing plate 692.01/.02 Temperature measuring

instrument387.01 Thrust bearing segment 720.01 Special pipe part392.01 Bearing segment carrier 723.01 Flange400.12 Gasket 900.03 Screw410.01/.02 Profile seal 901.05/.12./13 Hexagon head bolt411.02/.03/.99 Joint ring 902.01/.02/.11 Stud412.06/.09/.10/.11/.12/.18 O-ring 903.99 Screw plug420.01 Shaft seal ring 904.03/.04/.05/.99 Grub screw423.01 Labyrinth ring 914.01/.02/.04/.09/.11/.13 Hexagon socket head cap screw433 Mechanical seal 920.02/.04/.09/.11/.14 Nut441 Shaft seal housing 932.03 Circlip501 Segmental ring 940.01/.02/.05 Key

Connections

Connection Description1M.1/.2/.3 Pressure gauge4M.1/.2/.3/.4/.5/.6 Connection for temperature measuring

instruments6B.1 Drain7A.1 Cooling liquid outlet7E.1 Cooling liquid inlet8B Leakage drain12A Circulation liquid outlet13A.1/.3 Oil outlet13B.1/.3 Oil drain13D.1 Oil filling and venting13E.1/.3 Oil inlet26M.1/.2 Vibration measurement


YNK 11

YNK 200/430, YNK 300/520, YNK 300/600, YNK 300/680, YNK 350/500, YNK 400/770, YNK 500/800

(4M

.1)

(1M

.1)

(1M

.2)

7A.1

901.

0516

2.02

433

370

901.

1355

0.12

411.

0350

7.01

904.

05

13D

.1(9

13.0

1)(6

72)

412.

09 360

914.

1194

0.02

210

13A

.135

0.01

8B90

2.01

920.

0455

0.05

920.

1456

0.02

550.

13

7E.1

505.

0190

4.04

501

6B.2

502.

0290

4.03

6B.1

234

412.

016B

.350

2.01

904.

0394

0.01

410.

0244

141

2.18

423.

0113

B.1

723.

0140

0.12

901.

12

13E.

191

4.04

411.

02

13B

.390

2.11

920.

11

420.

0156

2.02

932.

03

504.

0113

A.3

361

13E.

394

0.05

920.

09

525.

05384

314

(392

.01)

(387

.01)

(387

.02)

(562

.16)

(900

.03)

412.

12(2

6M.2

)

(4M

.5)

412.

11

(4M

.4)

(692

.02)

354(1

M.3

)41

2.10(2

6M.1

)(4

M.3

)(6

92.0

1)

550.

1455

4.01

680.

0368

0.04

914.

13(1

2A)

(720

.02)

902.

0292

0.02

550.

0216

2.01

410.

01 102

412.

07

(4M

.1)

(1M

.1)

(1M

.2)

General drawing of YNK 200/430, YNK 300/520, YNK 300/600, YNK 300/680, YNK 350/500, YNK 400/770, YNK 500/800


12 YNK

List of components

Part No. Description Part No. Description102 Volute casing 504.01 Spacer ring162.01/.02 Suction cover 505.01 Loose collar210 Shaft 507.01 Thrower234 Double-entry impeller 525.05 Spacer sleeve314 Thrust bearing 550.02/.05/.12/.13/.14 Disc350.01 Bearing housing 554.01 Washer354 Thrust bearing housing 560.02 Pin360 Bearing cover 562.02/.16 Parallel pin361 Non-drive end bearing cover 672 Vent370 Bearing shell 680.03/.04 Guard384 Thrust bearing plate 692.01/.02 Temperature measuring

instrument387.01/.02 Thrust bearing segment 720.02 Special pipe part392.01 Bearing segment carrier 723.01 Flange400.12 Gasket 900.03 Screw410.01/.02 Profile seal 901.05/.12./13 Hexagon head bolt411.02/.03 Joint ring 902.01/.02/.11 Stud412.01/.07/.09/.10/.11/.12/.18 O-ring 904.03/.04/.05 Grub screw420.01 Shaft seal ring 913.01 Vent plug423.01 Labyrinth ring 914.04/.11/.13 Hexagon socket head cap screw433 Mechanical seal 920.02/.04/.09/.11/.14 Nut441 Shaft seal housing 932.03 Circlip501 Segmental ring 940.01/.02/.05 Key502.01/.02 Casing wear ring

Connections

Connection Description1M.1/.2/.3 Pressure gauge4M.1/.3/.4/.5 Connection for temperature measuring

instruments6B.1/.2/.3 Drain7A.1 Cooling liquid outlet7E.1 Cooling liquid inlet8B Leakage drain12A Circulation liquid outlet13A.1/.3 Oil outlet13B.1/.3 Oil drain13D.1 Oil filling and venting13E.1/.3 Oil inlet26M.1/.2 Vibration measurement


YNK 13

1138

.5/0

1-EN

06.1

1.20

15

KSB Aktiengesellschaft67225 Frankenthal • Johann-Klein-Str. 9 • 67227 Frankenthal (Germany)Tel. +49 6233 86-0 • Fax +49 6233 86-3401www.ksb.com

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Type Series Booklet · Suction nozzle with flange connection to DIN EN 1092-1, ... 902.01/.02 Stud...

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