Grundfos NK & NKG - Standard Pumps for Industrial Applications | SPS
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Grundfos NK
Single Stage
End-Suction Standard Pumps

Grundfos NK
Grundfos NKG
Grundfos NKE
Grundfos NKGE

Grundfos NK family are multi-purpose end-suction pumps for reliable and cost-efficient applications
such as water supply and irrigation.

Their back pull-out design enables removal of the motor,
coupling, bearing bracket and impeller without disturbing the pump housing or pipework;
these long-coupled pumps comply fully with either EN733 or ISO2858.

Benefits & Features Applications Flow Curves Standard Models

Benefits

  • Optimised hydraulics in housing and impeller for unimpeded liquid flow
  • O-ring seal between pump housing and cover means no risk of leakage
  • Back pull-out design for easy dismantling for service
  • Adaptable to each application
  • Shaft seal following EN 12756

 
 

Technical Data

  • Motor: 0,55 460 kW
  • Flow rate (Q): up to 1500m3/h
  • Hmt: 150 m
  • Liquid temp: -25 °C à + 200 °C
  • Discharge Diameter : DN32 — DN250
  • Free passage: 4 – 34 mm
  • Maximum Pressure: 16/25 bar
  • Hydraulic efficiency: 88,5 %

 
 

Options

  • Available with single and double seal arrangements
  • Available in Cast iron with multiple impeller material choices
  • Version NKG
  • Version NKE with integrated inverter
  • Available in full stainless steel 1.4408 or Duplex 1.4517

Applications

  • Raw water intake
  • Drinking water treatment
  • Water distribution
  • Flood control
  • Wastewater treatment
  • Big HVAC installation
  • Industrial applications

Models DN 50->DN 32 – Three Phase Motor – Fixed Speed – 2950 t/min 2 Poles

Models P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK32-125 1.1 21 24 11 15
NK32-125 1.5 21 28 14 18
NK32-125 2.2 25 34 20 24
NK32-125 3 28 37 24 29
NK32-125.1 0.75 14 16 10 13
NK32-125.1 1.1 17 18 12 16
NK32-125.1 1.5 19 21 16 20
NK32-125.1 2.2 22 25 23 28
NK32-160 2.2 22 24 21 25
NK32-160 3 25 30 25 31
NK32-160 4 28 35 30 37
NK32-160 5.5 31 39 37 44
NK32-160.1 1.5 15 18 20 24
NK32-160.1 2.2 17 21 26 31
NK32-160.1 3 20 23 32 38
NK32-160.1 4 21 26 36 43
NK32-200 4 25 27 33 39
NK32-200 5.5 29 32 40 47
NK32-200 7.5 34 37 49 58
NK32-200 11 38 42 58 69
NK32-200.1 3 18 22 29 37
NK32-200.1 4 22 24 35 45
NK32-200.1 5.5 21 27 46 57
NK32-200.1 7.5 22 27 47 58
NK32-250 5.5 18 21 45 52
NK32-250 7.5 20 24 54 64
NK32-250 11 24 28 70 83
NK32-250 15 27 30 80 98

Models DN 50->DN 32 – Three Phase Motor – Fixed Speed – 1450 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK32-125 0.25 12 15 5 6
NK32-125 0.37 14 18 6 7
NK32-125.1 0.25 10 11 6 7
NK32-125.1 0.37 11 12 6 7
NK32-160 0.25 11 13 5 6
NK32-160 0.37 12 13 6 8
NK32-160 0.55 14 16 8 10
NK32-160 0.75 15 19 9 11
NK32-160.1 0.25 8 9 6 8
NK32-160.1 0.37 9 10 8 10
NK32-160.1 0.55 10 13 9 11
NK32-200 0.55 12 13 9 11
NK32-200 0.75 14 15 11 14
NK32-200 1.1 17 18 14 16
NK32-200 1.5 18 20 14 17
NK32-200.1 0.37 8 11 8 9
NK32-200.1 0.55 9 14 10 13
NK32-200.1 0.75 11 15 12 15
NK32-250 0.75 9 11 12 14
NK32-250 1.1 10 11 16 19
NK32-250 1.5 12 13 19 23
NK32-250 2.2 13 16 20 24

Models DN 65->DN 40 – Three Phase Motor – Fixed Speed – 2950 t/min 2 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK40-125 1.5 37 45 10 14
NK40-125 2.2 41 47 13 18
NK40-125 3 48 54 16 21
NK40-125 4 50 58 22 27
NK40-125 5.5 49 60 24 28
NK40-160 4 41 48 25 29
NK40-160 5.5 45 54 31 35
NK40-160 7.5 50 60 38 43
NK40-160 11 54 63 40 46
NK40-200 5.5 42 47 30 37
NK40-200 7.5 47 54 37 45
NK40-200 11 53 62 47 57
NK40-200 15 57 67 54 65
NK40-250 11 47 52 54 62
NK40-250 15 53 60 65 75
NK40-250 19 58 64 71 84
NK40-250 22 60 68 82 94
NK40-250 30 63 71 86 98
NK40-315 22 34 39 80 98
NK40-315 30 38 49 98 119
NK40-315 37 42 52 114 138
NK40-315 45 46 56 134 158

Models DN 65->DN 40 – Three Phase Motor – Fixed Speed – 1450 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK40-125 0.25 21 25 3 4
NK40-125 0.37 25 27 4 5
NK40-125 0.55 24 30 6 7
NK40-160 0.37 17 21 5 6
NK40-160 0.55 20 24 6 8
NK40-160 0.75 22 27 8 10
NK40-160 1.1 26 32 10 11
NK40-200 0.75 21 25 8 10
NK40-200 1.1 25 28 11 13
NK40-200 1.5 28 31 13 16
NK40-200 2.2 29 34 14 16
NK40-250 1.5 23 25 14 16
NK40-250 2.2 27 30 18 21
NK40-250 3 32 36 20 24
NK40-315 3 17 23 21 26
NK40-315 4 19 27 26 31
NK40-315 5.5 22 29 33 39
NK40-315 7.5 23 30 35 43

Models DN 65->DN 50 – Three Phase Motor – Fixed Speed – 2950 t/min 2 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK50-125 3 49 53 13 15
NK50-125 4 64 71 15 19
NK50-125 5.5 73 95 20 25
NK50-125 7.5 83 101 23 28
NK50-160 5.5 69 78 21 25
NK50-160 7.5 75 87 26 31
NK50-160 11 85 100 34 39
NK50-160 15 92 107 40 45
NK50-200 11 67 84 40 46
NK50-200 15 74 97 49 55
NK50-200 19 80 106 56 62
NK50-200 22 85 112 61 69
NK50-250 15 64 86 52 57
NK50-250 19 70 89 59 67
NK50-250 22 75 96 65 75
NK50-250 30 85 111 78 90
NK50-250 37 90 118 84 96
NK50-315 30 64 70 90 102
NK50-315 37 70 77 104 118
NK50-315 45 75 83 116 132
NK50-315 55 82 90 137 154

Models DN 65->DN 50 – Three Phase Motor – Fixed Speed – 1450 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK50-125 0.37 29 31 3 4
NK50-125 0.55 28 30 5 5
NK50-125 0.75 38 49 5 7
NK50-125 1.1 41 52 6 7
NK50-160 0.55 32 36 5 6
NK50-160 0.75 36 42 5 7
NK50-160 1.1 42 46 7 9
NK50-160 1.5 44 51 10 11
NK50-160 2.2 46 56 10 11
NK50-200 1.1 31 39 9 10
NK50-200 1.5 34 44 11 12
NK50-200 2.2 40 52 14 15
NK50-200 3 41 58 15 17
NK50-250 2.2 34 44 15 17
NK50-250 3 39 52 17 20
NK50-250 4 44 60 21 24
NK50-315 4 33 36 24 27
NK50-315 5.5 39 42 29 33
NK50-315 7.5 43 47 36 43
NK50-315 11 46 51 39 45

Models DN 80->DN 65 – Three Phase Motor – Fixed Speed – 2950 t/min 2 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK65-125 4 73 79 14 15
NK65-125 5.5 101 109 16 20
NK65-125 7.5 126 138 18 24
NK65-125 11 129 153 22 27
NK65-160 7.5 100 124 21 27
NK65-160 11 112 139 27 33
NK65-160 15 125 154 35 41
NK65-160 19 129 161 37 44
NK65-200 11 89 112 31 35
NK65-200 15 106 127 38 42
NK65-200 19 106 136 44 51
NK65-200 22 114 147 49 55
NK65-200 30 130 166 61 67
NK65-200 37 132 170 63 69
NK65-250 30 108 143 60 70
NK65-250 37 131 149 70 79
NK65-250 45 139 161 78 89
NK65-250 55 152 175 91 103
NK65-250 75 153 179 92 104
NK65-315 55 141 169 95 105
NK65-315 75 162 195 113 125
NK65-315 90 175 212 124 138
NK65-315 110 190 231 135 150

Models DN 80->DN 65 – Three Phase Motor – Fixed Speed – 1450 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK65-125 0.55 44 48 3 4
NK65-125 0.75 59 68 4 5
NK65-125 1.1 66 73 5 7
NK65-160 0.75 47 60 5 6
NK65-160 1.1 52 66 6 7
NK65-160 1.5 58 67 8 9
NK65-160 2.2 64 81 9 11
NK65-200 1.5 45 55 9 10
NK65-200 2.2 50 67 11 12
NK65-200 3 56 78 13 15
NK65-200 4 61 86 16 17
NK65-250 3 56 61 14 16
NK65-250 4 63 70 16 19
NK65-250 5.5 70 82 20 23
NK65-250 7.5 76 90 24 27
NK65-315 5.5 61 73 21 24
NK65-315 7.5 70 84 25 29
NK65-315 11 84 99 32 36
NK65-315 15 87 112 33 37

Models DN 100->DN 80 – Three Phase Motor – Fixed Speed – 2950 t/min 2 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK80-160 11 164 213 17 22
NK80-160 15 174 237 22 28
NK80-160 19 180 251 27 33
NK80-160 22 194 261 30 36
NK80-160 30 200 278 35 42
NK80-200 22 155 206 33 38
NK80-200 30 172 233 43 47
NK80-200 37 187 248 48 54
NK80-200 45 201 273 56 61
NK80-200 55 213 294 64 69
NK80-250 45 175 229 62 68
NK80-250 55 190 250 71 78
NK80-250 75 216 286 88 95
NK80-250 90 229 308 99 106
NK80-315 90 219 241 104 114
NK80-315 110 236 285 116 125
NK80-315 132 261 304 128 138
NK80-315 160 284 328 145 158

Models DN 100->DN 80 – Three Phase Motor – Fixed Speed – 1450 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK80-160 1.5 82 108 5 6
NK80-160 2.2 90 116 7 8
NK80-160 3 97 127 8 10
NK80-160 4 100 132 9 10
NK80-200 2.2 72 94 7 9
NK80-200 3 80 106 9 10
NK80-200 4 90 117 11 13
NK80-200 5.5 101 133 14 16
NK80-200 7.5 108 138 16 18
NK80-250 5.5 89 109 16 18
NK80-250 7.5 100 121 20 23
NK80-250 11 114 146 24 26
NK80-315 11 105 133 25 28
NK80-315 15 120 154 30 34
NK80-315 19 130 172 33 37
NK80-315 22 138 183 37 41
NK80-400 19 112 125 37 42
NK80-400 22 121 137 40 47
NK80-400 30 143 163 47 56
NK80-400 37 157 178 55 64
NK80-400 45 169 193 61 71

Models DN 125->DN 100 – Three Phase Motor – Fixed Speed – 2950 t/min 2 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK100-160 19 211 301 24 29
NK100-160 22 236 309 27 35
NK100-160 22 229 307 23 30
NK100-160 30 259 337 31 40
NK100-160 37 259 334 31 40
NK100-200 30 255 315 30 37
NK100-200 37 272 335 35 44
NK100-200 45 288 353 42 51
NK100-200 55 310 380 48 58
NK100-200 75 343 421 58 69
NK100-250 55 252 327 49 57
NK100-250 75 311 400 64 74
NK100-250 90 318 413 74 83
NK100-250 110 333 444 87 95
NK100-250 132 356 459 95 108
NK100-315 110 289 379 92 102
NK100-315 132 311 407 103 115
NK100-315 160 337 440 117 131
NK100-315 200 371 485 135 151

Models DN 125->DN 100 – Three Phase Motor – Fixed Speed – 1450 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK100-160 2.2 110 123 5 6
NK100-160 2.2 117 125 5 6
NK100-160 3 125 177 7 9
NK100-160 3 124 176 7 9
NK100-160 4 132 192 7 10
NK100-160 4 132 193 8 10
NK100-200 4 132 159 8 10
NK100-200 5.5 145 193 10 13
NK100-200 7.5 162 211 13 16
NK100-200 11 170 229 15 17
NK100-250 7.5 143 182 13 16
NK100-250 7.5 142 182 13 16
NK100-250 11 169 195 18 21
NK100-250 11 169 195 19 21
NK100-250 15 180 232 23 27
NK100-250 15 174 228 23 26
NK100-315 15 152 198 24 27
NK100-315 19 165 214 27 31
NK100-315 22 177 229 31 35
NK100-315 30 191 252 36 41
NK100-400 22 158 165 39 44
NK100-400 30 190 202 48 54
NK100-400 37 201 203 55 61
NK100-400 45 215 656 59 67
NK100-400 55 229 273 59 69

Models DN 125->DN 100 – Three Phase Motor – Fixed Speed – 945 t/min 6 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK100-160 0.55 0 69 0 0
NK100-160 0.75 77 952 3 4
NK100-160 1.1 90 951 3 4
NK100-200 1.1 0 110 0 0
NK100-200 1.5 98 114 4 6
NK100-200 2.2 109 133 6 7
NK100-200 3 113 151 6 8
NK100-250 2.2 99 108 6 7
NK100-250 3 109 136 7 9
NK100-250 4 116 150 9 11
NK100-250 5.5 123 160 10 12
NK100-315 4 97 126 10 11
NK100-315 5.5 112 141 13 14
NK100-315 7.5 124 161 15 17
NK100-315 11 131 168 16 18
NK100-400 7.5 118 138 18 21
NK100-400 11 137 153 23 26
NK100-400 15 149 180 26 30
NK100-400 19 126 168 26 31

Models DN 150->DN 125 – Three Phase Motor – Fixed Speed – 2950 t/min 2 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK125-200 45 416 425 31 34
NK125-200 55 460 440 38 40
NK125-200 75 499 534 46 54
NK125-200 90 533 587 52 62
NK125-200 110 573 617 55 65
NK125-250 90 444 489 55 62
NK125-250 110 480 528 64 72
NK125-250 132 519 571 72 81
NK125-250 160 568 625 81 92
NK125-250 200 589 648 86 98
NK125-315 132 373 536 84 95
NK125-315 160 398 572 97 108
NK125-315 200 434 624 114 125
NK125-315 250 474 679 132 144

Models DN 150->DN 125 – Three Phase Motor – Fixed Speed – 1450 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK125-200 5.5 218 232 7 8
NK125-200 5.5 220 232 7 8
NK125-200 7.5 230 258 10 12
NK125-200 7.5 216 238 10 12
NK125-200 11 260 295 13 15
NK125-200 11 271 295 13 15
NK125-200 15 283 361 14 17
NK125-200 15 278 358 14 16
NK125-250 11 226 286 14 15
NK125-250 15 248 335 16 18
NK125-250 19 266 365 18 20
NK125-250 22 285 390 21 23
NK125-250 30 295 407 22 25
NK125-315 19 195 273 23 26
NK125-315 22 208 291 27 29
NK125-315 30 234 328 32 36
NK125-315 37 257 363 37 41
NK125-315 45 260 368 37 42
NK125-400 37 211 276 39 43
NK125-400 45 229 301 45 49
NK125-400 55 259 340 51 57
NK125-400 75 294 387 62 69
NK125-400 90 293 386 62 70
NK125-500 55 226 271 54 60
NK125-500 75 262 315 66 73
NK125-500 90 285 343 73 82
NK125-500 110 311 378 80 91
NK125-500 132 344 418 89 101
NK125-500 160 392 448 94 111

Models DN 150->DN 125 – Three Phase Motor – Fixed Speed – 945 t/min 6 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK125-200 1.5 137 140 4 4
NK125-200 2.2 152 372 4 6
NK125-200 3 178 213 5 7
NK125-200 4 186 230 6 7
NK125-250 3 148 179 6 6
NK125-250 4 161 216 7 8
NK125-250 5.5 180 244 8 9
NK125-250 7.5 196 270 10 11
NK125-315 5.5 129 200 11 12
NK125-315 7.5 143 231 12 14
NK125-315 11 169 274 16 18
NK125-315 15 172 284 16 18
NK125-400 11 145 178 18 20
NK125-400 15 168 210 21 24
NK125-400 19 188 232 25 27
NK125-400 22 194 254 27 30
NK125-400 30 194 255 27 31
NK125-500 19 164 197 26 29
NK125-500 22 177 212 29 32
NK125-500 30 203 242 34 39
NK125-500 37 225 267 39 45
NK125-500 45 257 309 42 49
NK125-500 55 261 317 42 49

Models DN 200->DN 150 – Three Phase Motor – Fixed Speed – 2950 t/min 2 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK150-200 75 730 942 29 38
NK150-200 90 706 976 35 47
NK150-200 110 787 1029 40 55
NK150-250 132 655 874 48 59
NK150-250 160 735 925 55 67
NK150-250 200 868 976 64 78
NK150-250 250 936 1029 78 91
NK150-315.1 160 690 885 66 83
NK150-315.1 200 747 963 77 94

Models DN 200->DN 150 – Three Phase Motor – Fixed Speed – 1450 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK150-200 7.5 391 291 8 8
NK150-200 11 369 484 8 12
NK150-200 15 400 510 10 14
NK150-250 15 316 376 12 14
NK150-250 15 318 376 12 14
NK150-250 19 373 468 13 17
NK150-250 22 385 495 15 19
NK150-250 30 430 569 20 23
NK150-250 37 457 603 23 26
NK150-250 45 481 625 24 27
NK150-315 30 405 573 16 21
NK150-315 37 459 606 21 24
NK150-315 45 486 650 25 28
NK150-315 55 526 710 28 32
NK150-315 75 588 807 34 39
NK150-315 90 594 821 34 39
NK150-315.1 19 251 276 18 19
NK150-315.1 22 279 307 20 22
NK150-315.1 30 343 377 24 27
NK150-315.1 37 385 424 27 31
NK150-315.1 45 409 450 31 36
NK150-315.1 55 472 613 29 38
NK150-400 55 379 530 37 41
NK150-400 75 431 600 46 49
NK150-400 90 463 646 51 55
NK150-400 110 502 709 57 62
NK150-400 132 547 779 63 69
NK150-400 160 566 802 65 72
NK150-500 132 443 557 72 77
NK150-500 160 478 599 81 87
NK150-500 200 532 652 94 99

Models DN 200->DN 150 – Three Phase Motor – Fixed Speed – 945 t/min 6 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK150-200 2.2 232 287 3 4
NK150-200 3 235 320 4 5
NK150-200 4 262 336 4 6
NK150-250 5.5 250 280 6 8
NK150-250 7.5 278 341 8 9
NK150-250 11 304 355 11 12
NK150-315 11 308 401 9 11
NK150-315 15 339 454 12 14
NK150-315 19 367 495 14 15
NK150-315 22 391 532 15 17
NK150-315 30 393 542 15 17
NK150-315.1 5.5 189 207 8 9
NK150-315.1 7.5 229 252 10 11
NK150-315.1 11 302 385 11 14
NK150-315.1 15 314 409 13 17
NK150-400 19 266 368 18 20
NK150-400 22 285 393 20 22
NK150-400 30 322 452 24 26
NK150-400 37 355 505 26 29
NK150-400 45 369 532 27 30
NK150-500 37 291 354 31 34
NK150-500 45 313 389 35 38
NK150-500 55 338 410 40 43
NK150-500 75 360 491 46 49

Models DN 250->DN 200 – Three Phase Motor – Fixed Speed – 1450 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK200-400 37 398 520 23 24
NK200-400 45 437 567 27 27
NK200-400 55 479 667 30 31
NK200-400 75 532 696 38 39
NK200-400 90 587 758 42 44
NK200-400 110 628 811 47 52
NK200-400 132 665 870 50 55
NK200-450 75 469 545 43 46
NK200-450 90 509 653 48 52
NK200-450 110 547 697 54 60
NK200-450 132 594 760 59 67
NK200-450 160 650 856 65 74

Models DN 250->DN 200 – Three Phase Motor – Fixed Speed – 945 t/min 6 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK200-400 15 308 399 13 13
NK200-400 19 346 435 15 15
NK200-400 22 362 454 17 17
NK200-400 30 401 521 20 22
NK200-400 37 437 569 22 25
NK200-450 19 275 303 19 18
NK200-450 22 314 407 19 20
NK200-450 30 356 449 23 25
NK200-450 37 383 498 25 28

Models DN 300->DN 250 – Three Phase Motor – Fixed Speed – 1450 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK250-350 37 758 1086 14 18
NK250-350 45 755 1127 18 24
NK250-350 55 809 1201 22 29
NK250-350 75 684 752 33 39
NK250-350 90 921 1398 29 41
NK250-400 45 597 715 19 22
NK250-400 55 590 771 24 27
NK250-400 75 702 892 29 32
NK250-400 90 734 952 35 38
NK250-400 110 814 1041 39 42
NK250-400 132 859 1091 45 50
NK250-400 160 950 1168 49 55
NK250-450 75 634 831 31 33
NK250-450 90 654 851 36 37
NK250-450 110 720 933 41 42
NK250-450 132 785 1005 47 48
NK250-450 160 846 1099 52 53
NK250-450 200 924 1189 61 68
NK250-500 160 789 1014 53 57
NK250-500 200 845 1108 61 65
NK250-500 250 926 1220 71 77
NK250-500 315 995 1318 82 93

Models DN 300->DN 250 – Three Phase Motor – Fixed Speed – 945 t/min 6 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NK250-350 11 452 497 7 9
NK250-350 15 448 493 10 12
NK250-350 19 507 558 11 14
NK250-350 22 436 480 15 17
NK250-400 15 420 511 9 10
NK250-400 19 424 546 12 13
NK250-400 22 465 565 13 14
NK250-400 30 518 661 16 18
NK250-400 37 550 709 19 21
NK250-400 45 611 756 21 24
NK250-450 19 391 502 12 13
NK250-450 22 421 581 13 15
NK250-450 30 465 602 18 18
NK250-450 37 509 648 20 21
NK250-450 45 557 697 23 23
NK250-450 55 596 760 26 28
NK250-500 45 500 653 23 24
NK250-500 55 541 711 26 28
NK250-500 75 618 814 31 34
NK250-500 90 664 867 36 41

Models DN 50->DN 32 – Three Phase Motor – Variable Speed – 3450 t/min 2 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NKE32-125 1.1 11 12 17 18
NKE32-125 1.5 17 19 19 21
NKE32-125 2.2 19 21 26 28
NKE32-125 3 28 37 24 29
NKE32-125.1 1.1 11 12 18 19
NKE32-125.1 1.5 13 15 22 24
NKE32-125.1 2.2 14 15 31 33
NKE32-160 2.2 12 13 28 30
NKE32-160 3 25 30 25 31
NKE32-160 4 28 35 30 37
NKE32-160 5.5 31 39 37 44
NKE32-160.1 1.5 9 10 27 28
NKE32-160.1 2.2 11 12 35 37
NKE32-200 4 25 28 32 39
NKE32-200 5.5 29 32 40 47
NKE32-200 7.5 34 37 49 58
NKE32-200 11 38 42 57 68
NKE32-200.1 3 18 22 28 37
NKE32-200.1 4 22 24 34 44
NKE32-200.1 5.5 21 27 45 57
NKE32-200.1 7.5 22 27 47 58
NKE32-250 5.5 18 21 44 52
NKE32-250 7.5 20 25 54 64
NKE32-250 11 24 28 70 82

Models DN 50->DN 32 – Three Phase Motor – Variable Speed – 1760 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NKE32-160 0.55 8 7 12 12
NKE32-160 0.75 2 2 13 13
NKE32-160.1 0.55 9 10 12 13
NKE32-200 0.55 6 5 13 13
NKE32-200 0.75 2 2 16 16
NKE32-200 1.1 10 8 19 19
NKE32-200 1.5 18 20 14 17
NKE32-200.1 0.55 6 5 15 15
NKE32-200.1 0.75 2 2 18 18
NKE32-250 0.75 1 1 17 17
NKE32-250 1.1 1 2 22 22
NKE32-250 1.5 12 14 19 23
NKE32-250 2.2 13 16 20 24

Models DN 65->DN 40 – Three Phase Motor – Variable Speed – 3450 t/min 2 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NKE40-125 1.5 14 15 16 16
NKE40-125 2.2 21 24 20 21
NKE40-125 3 48 54 16 21
NKE40-125 4 50 58 22 27
NKE40-125 5.5 49 60 23 28
NKE40-160 4 41 48 24 28
NKE40-160 5.5 46 54 30 35
NKE40-160 7.5 50 60 38 43
NKE40-160 11 54 63 40 46
NKE40-200 7.5 47 54 37 45
NKE40-200 11 53 62 47 56
NKE40-200 15 57 67 54 65
NKE40-250 11 47 52 54 61
NKE40-250 15 53 60 65 75
NKE40-250 19 58 64 71 84
NKE40-250 22 60 68 82 94
NKE40-315 22 34 39 79 97

Models DN 65->DN 40 – Three Phase Motor – Variable Speed – 1760 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NKE40-125 0.55 18 15 9 9
NKE40-160 0.55 12 11 9 9
NKE40-160 0.75 3 3 12 12
NKE40-160 1.1 21 18 13 13
NKE40-200 0.75 3 3 12 12
NKE40-200 1.1 15 13 15 15
NKE40-200 1.5 27 32 13 16
NKE40-200 2.2 28 34 14 16
NKE40-250 1.5 25 26 14 16
NKE40-250 2.2 28 30 18 21
NKE40-250 3 32 36 20 24
NKE40-315 3 17 24 21 26
NKE40-315 4 19 27 26 31
NKE40-315 5.5 22 29 33 38
NKE40-315 7.5 23 30 35 43

Models DN 65->DN 50 – Three Phase Motor – Variable Speed – 3450 t/min 2 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NKE50-125 3 48 53 13 15
NKE50-125 4 64 71 15 19
NKE50-125 5.5 73 95 20 25
NKE50-125 7.5 83 101 23 28
NKE50-160 5.5 69 78 21 25
NKE50-160 7.5 75 86 26 31
NKE50-160 15 92 107 39 45
NKE50-200 11 66 84 40 45
NKE50-200 15 74 97 49 55
NKE50-200 19 80 106 56 63
NKE50-200 22 85 112 61 69
NKE50-250 15 64 86 50 57
NKE50-250 19 70 89 59 68
NKE50-250 22 75 96 65 75

Models DN 65->DN 50 – Three Phase Motor – Variable Speed – 1760 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NKE50-125 0.55 13 12 6 6
NKE50-125 0.75 5 5 8 8
NKE50-125 1.1 41 37 8 8
NKE50-160 0.55 15 13 7 7
NKE50-160 0.75 4 5 8 8
NKE50-160 1.1 25 22 10 10
NKE50-160 1.5 43 52 9 11
NKE50-160 2.2 45 55 10 11
NKE50-200 1.1 23 20 12 12
NKE50-200 1.5 33 45 11 12
NKE50-200 2.2 40 54 14 15
NKE50-200 3 41 58 15 17
NKE50-250 2.2 34 46 15 16
NKE50-250 3 39 52 17 20
NKE50-250 4 44 61 21 24
NKE50-315 4 33 37 23 27
NKE50-315 5.5 38 42 28 33
NKE50-315 7.5 43 47 35 42
NKE50-315 11 46 51 39 45

Models DN 80->DN 65 – Three Phase Motor – Variable Speed – 3450 t/min 2 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NKE65-125 5.5 98 108 16 20
NKE65-125 7.5 126 139 18 24
NKE65-125 11 129 153 22 27
NKE65-160 7.5 100 124 21 27
NKE65-160 11 112 139 27 33
NKE65-160 15 125 155 35 41
NKE65-160 19 129 161 37 44
NKE65-200 11 89 112 31 35
NKE65-200 15 107 127 37 42
NKE65-200 19 106 138 44 51
NKE65-200 22 114 147 49 55

Models DN 80->DN 65 – Three Phase Motor – Variable Speed – 1760 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NKE65-125 0.55 48 32 5 5
NKE65-125 0.75 55 69 4 3
NKE65-125 1.1 61 48 8 8
NKE65-160 0.75 6 7 7 7
NKE65-160 1.1 32 28 9 9
NKE65-160 2.2 64 81 9 11
NKE65-200 1.5 45 59 8 10
NKE65-200 2.2 50 69 11 12
NKE65-200 3 56 78 13 15
NKE65-200 4 61 85 15 17
NKE65-250 3 56 62 13 16
NKE65-250 4 62 71 16 19
NKE65-250 5.5 69 80 20 22
NKE65-250 7.5 75 89 23 27
NKE65-315 5.5 61 75 20 23
NKE65-315 7.5 70 86 25 29
NKE65-315 11 84 99 32 36
NKE65-315 15 87 112 33 37

Models DN 100->DN 80 – Three Phase Motor – Variable Speed – 3450 t/min 2 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NKE80-160 15 174 237 21 28
NKE80-160 19 181 251 27 33
NKE80-160 22 194 260 29 36
NKE80-200 22 155 205 33 38

Models DN 100->DN 80 – Three Phase Motor – Variable Speed – 1760 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NKE80-160 1.5 81 106 5 6
NKE80-160 2.2 90 115 6 8
NKE80-160 3 96 127 8 10
NKE80-160 4 100 131 8 10
NKE80-200 2.2 71 94 7 8
NKE80-200 4 90 117 11 13
NKE80-200 5.5 100 131 14 15
NKE80-200 7.5 107 138 16 18
NKE80-250 5.5 88 109 16 17
NKE80-250 7.5 99 124 20 22
NKE80-250 11 114 146 24 26
NKE80-315 11 105 134 25 28
NKE80-315 15 120 154 30 34

Models DN 125->DN 100 – Three Phase Motor – Variable Speed – 3450 t/min 2 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NKE100-160 19 211 301 24 30

Models DN 125->DN 100 – Three Phase Motor – Variable Speed – 1760 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NKE100-160 2.2 113 136 5 6
NKE100-160 3 122 175 6 9
NKE100-160 4 131 811 7 10
NKE100-200 4 132 177 8 10
NKE100-200 5.5 144 190 10 13
NKE100-200 7.5 161 212 13 16
NKE100-200 11 169 229 15 17
NKE100-250 7.5 142 181 13 16
NKE100-250 11 168 195 18 21
NKE100-250 15 180 231 23 27
NKE100-315 15 151 197 24 27

Models DN 150->DN 125 – Three Phase Motor – Variable Speed – 1760 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NKE125-200 5.5 217 230 7 8
NKE125-200 7.5 231 277 10 12
NKE125-200 11 272 300 13 15
NKE125-200 15 283 360 14 17
NKE125-250 11 227 288 14 15
NKE125-250 15 247 334 16 18

Models DN 200->DN 150 – Three Phase Motor – Variable Speed – 1760 t/min 4 Poles

P2 [kW] Q [m3/h] Q Max [m3/h] H [m] Q Max [m]
NKE150-200 7.5 390 433 5 8
NKE150-200 15 399 509 9 13
NKE150-250 15 314 741 12 14

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