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CronoNorm-NLG 250/400-110/4 | Wilo
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CronoNorm-NLG 250/400-110/4

Technical data
Tender text

Single-stage centrifugal pump as baseplate pump. With axial suction port and radial discharge port, for installation on a base. Pump with support foot and flanged bearing bracket, elastic spacer coupling, coupling guard and motor mounted to same baseplate.

IEC motor with 3 PTC thermistor sensors. Shaft sealing via non-cooled mechanical seal up to max. 120 °C. Spheroidal cast iron housing, stainless steel shaft, grey cast iron impeller (bronze impeller available at additional charge).

Materials
Pump housing Cast iron
Impeller Cast iron
Lantern Cast iron
Shaft Stainless steel
Shaft seal AQ1EGG
Operating data
Min. fluid temperature Tmin -20 °C
Max. fluid temperature Tmax 120 °C
Maximum operating pressure p 16.0 bar
Max. ambient temperature Tmax 40 °C
Minimum efficiency index (MEI) 0.4
Motor data
Mains connection 3~400 V, 50 Hz
Voltage tolerance ±10 %
Motor efficiency class IE3
Rated power P2 110000 W
Rated speed n 1480 1/min
Rated current IN 193 A
Power factor cos φ 0.86
Motor efficiency ηM 50% 94.7 %
Motor efficiency ηM 75% 95.5 %
Motor efficiency ηM 100% 95.6 %
Insulation class F
Installation dimensions
Pipe connection on the suction side DNs DN 300
Pipe connection on the discharge side DNd DN 250
Ordering information
Brand Wilo
Net weight, approx. m 2057 kg
Product description CronoNorm-NLG 250/400-110/4
Article number 4452620
Downloads

Installation and operating instructions

Wilo-CronoNorm-NL, NLG

Article Number 4168440
Edition 1111
Page format A4
Number of pages 1
ZIP (47 MB)

Wilo-CronoNorm-NL, NLG

Article Number 4168440
Edition 1111
Page format A4
Number of pages 59
PDF (3 MB)

Wilo-CronoNorm-NL, NLG

Article Number 4168440
Edition 1111
Page format A4
Number of pages 58
PDF (3 MB)

Certificate REACH (Documents)

REACH Regulation

Edition 2021-05
Page format 209.9 x 297.0 mm
Number of pages 4
PDF (212 KB)
BIM/CAD

NLG250/400-110/4

DWG (1 MB)

NLG250/400-110/4

STP (2 MB)

NLG250/400-110/4

DWG (26 KB)

NLG250/400-110/4

DWG (26 KB)

NLG250/400-110/4

DWG (16 KB)