Wilo-CronoNorm-NLG

Wilo-CronoNorm-NLG Single-stage low-pressure centrifugal pump with axial suction

Overview

  • Low operating costs due to high efficiency
  • Burgmann sliding mechanical seal independent of direction of rotation
  • Replaceable throat seals
  • Sealed SKF ball bearings filled with grease
  • Low NPSH values, best cavitation characteristics

Type

single-stage low-pressure centrifugal pump with axial suction, mounted on baseplate

Application

  • Pumping heating water (according to VDI 2035), cold water and water/glycol mixtures without abrasives in heating, air-conditioning and refrigeration systems.
  • Application in irrigation systems, buildings, all industries, power stations, etc.

Equipment/function

  • Single-stage low-pressure centrifugal pump in close-coupled design with coupling, coupling guard, electric motor and foundation frame
    • Mechanical seal or gland seal

Scope of delivery

  • Pump
  • Instruction manual for installation and operation
  • Pump with free shaft end or
  • A skid-mounted pump with coupling and coupling protection, or
  • Pump completely mounted on skid with motor

Model overview

Products


Product designation Motor rated power P2 Property number
CronoNorm-NLG 200/260-15/4 15.00 kW 4452589
CronoNorm-NLG 200/260-18,5/4 18.50 kW 4452590
CronoNorm-NLG 200/260-22/4 22.00 kW 4452591
CronoNorm-NLG 200/260-30/4 30.00 kW 4452592
CronoNorm-NLG 200/315-37/4 37.00 kW 4452593
CronoNorm-NLG 200/315-45/4 45.00 kW 4452594
CronoNorm-NLG 200/315-55/4 55.00 kW 4452595
CronoNorm-NLG 200/315-75/4 75.00 kW 4452596
CronoNorm-NLG 200/315-90/4 90.00 kW 4452597
CronoNorm-NLG 200/450-90/4 90.00 kW 4452603
CronoNorm-NLG 200/450-110/4 110.00 kW 4452604
CronoNorm-NLG 200/450-132/4 132.00 kW 4452605
CronoNorm-NLG 200/450-160/4 160.00 kW 4452606
CronoNorm-NLG 200/450-200/4 200.00 kW 4452607
CronoNorm-NLG 250/315-55/4 55.00 kW 4452608
CronoNorm-NLG 250/315-75/4 75.00 kW 4452609
CronoNorm-NLG 250/315-90/4 90.00 kW 4452610
CronoNorm-NLG 250/400-75/4 75.00 kW 4452618
CronoNorm-NLG 250/400-90/4 90.00 kW 4452619
CronoNorm-NLG 250/400-110/4 110.00 kW 4452620
CronoNorm-NLG 250/400-132/4 132.00 kW 4452621
CronoNorm-NLG 250/400-160/4 160.00 kW 4452622
CronoNorm-NLG 250/400-200/4 200.00 kW 4452623
CronoNorm-NLG 300/400-75/4 75.00 kW 4452624
CronoNorm-NLG 300/400-90/4 90.00 kW 4452625
CronoNorm-NLG 300/400-110/4 110.00 kW 4452626
CronoNorm-NLG 300/400-132/4 132.00 kW 4452627
CronoNorm-NLG 300/400-160/4 160.00 kW 4452628
CronoNorm-NLG 300/400-200/4 200.00 kW 4453350
CronoNorm-NLG 250/315-45/4 45.00 kW 4453355
CronoNorm-NLG 250/315-37/4 37.00 kW 4453358
CronoNorm-NLG 200/390-45/4 45.00 kW 4459310
CronoNorm-NLG 200/390-55/4 55.00 kW 4459311
CronoNorm-NLG 200/390-75/4 75.00 kW 4459312
CronoNorm-NLG 200/390-90/4 90.00 kW 4459313
CronoNorm-NLG 250/260-15/4 15.00 kW 4459314
CronoNorm-NLG 250/260-18,5/4 18.50 kW 4459315
CronoNorm-NLG 250/260-22/4 22.00 kW 4459316
CronoNorm-NLG 250/260-30/4 30.00 kW 4459317
CronoNorm-NLG 250/260-37/4 37.00 kW 4459318
CronoNorm-NLG 250/360-55/4 55.00 kW 4459319
CronoNorm-NLG 250/360-75/4 75.00 kW 4459320
CronoNorm-NLG 250/360-90/4 90.00 kW 4459321
CronoNorm-NLG 250/360-110/4 110.00 kW 4459322
CronoNorm-NLG 150/520-75/4 75.00 kW 4460457
CronoNorm-NLG 150/520-90/4 90.00 kW 4460458
CronoNorm-NLG 150/520-110/4 110.00 kW 4460459
CronoNorm-NLG 150/520-132/4 132.00 kW 4460460
CronoNorm-NLG 150/520-160/4 160.00 kW 4460461
CronoNorm-NLG 150/520-200/4 200.00 kW 4460462
CronoNorm-NLG 300/315-45/4 45.00 kW 4461275
CronoNorm-NLG 300/315-55/4 55.00 kW 4461276
CronoNorm-NLG 300/315-75/4 75.00 kW 4461277
CronoNorm-NLG 300/550-200/4 200.00 kW 4461278
CronoNorm-NLG 300/550-250/4 250.00 kW 4461279
CronoNorm-NLG 300/550-315/4 315.00 kW 4461280
CronoNorm-NLG 300/550-355/4 355.00 kW 4461281
CronoNorm-NLG 300/550-400/4 400.00 kW 4461282
CronoNorm-NLG 300/550-450/4 450.00 kW 4461283

Those. information

Deciphering the name

Example NLG 200/315-75/4
NLG Series designation: standard pump
200 Nominal inner diameter DN pressure connection
315 Nominal inner diameter of the impeller [mm]
75 Nominal motor power P2 [kW]
4 Number of motor poles

Specifications

  • Permissible temperature range -20° C to +120° C
  • Mains connection 3~400V, 50Hz
  • Protection type IP55
  • Nominal diameters DN 150 to DN 300
  • Max. operating pressure 16 bar

Materials

  • Pump casing and pressure cover: EN-GJS-500-7
  • Bearing block: EN-GJL-250
  • Impeller: EN-GJL-250, (special version: G-CuSn10)
  • Shaft: 1.4028
  • Spacer rings: G-CuSn10
  • Mechanical seal: AQ1EGG (other Mechanical Seals on request)

Description/construction

  • Single stage horizontal volute casing pump with bearing pedestals and replaceable split rings in easy-to-disassemble design
  • Shaft sealing: mechanical seal compliant with EN 12756 or stuffing box packing
  • Spiral casing with moulded feet. Pump shaft mounted on grease filled deep groove ball bearings
  • Shaft coupling with spacer sleeve

Download

Wilo-CronoNorm-NL, NLG Download

Colors

DOP

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