CronoLine-IL 250/445-160/4 | Wilo
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CronoLine-IL 250/445-160/4

Technical data
Tender text

Single-stage glanded centrifugal pump with in-line design for pipe installation or installation on a base. Low-vibration and low-noise monobloc design with lantern and rigidly connected standard flange motor. With forced-flow circulation, bidirectional bellows mechanical seal and cavitation-reducing impeller. Flange with R 1/8 pressure measuring connections.

Pump housing and lantern are cataphoretic-coated.

Motors in IE3 technology as standard. Pump with motor ≥ 5.5 kW are equipped as standard with a PTC thermistor sensor for motor protection.

The motor terminal box ≤ 7.5 kW can be made of metal or plastic. If a metal terminal box is absolutely necessary, please order the appropriate special variant. The motor terminal boxes > 7.5 kW are always made of metal.

Operating data
Fluid temperature T -20 °C
Ambient temperature T -15 °C
Maximum operating pressure PN 16 bar
Note on dimensioning 16 bar to 120°C, 13 bar to 140°C
Minimum efficiency index (MEI) 0.4
Motor data
Motor efficiency class IE3
Mains connection 3~400 V, 50 Hz
Voltage tolerance ±10 %
Rated power P2 160000 W
Rated speed n 1450 1/min
Rated current IN 290 A
Power factor cos φ 0.83
Motor efficiency ηM 50% 95.7 %
Motor efficiency ηM 75% 96 %
Motor efficiency ηM 100% 95.8 %
Insulation class F
Protection class IP55
Materials
Pump housing 5.1301/EN-GJL-250 KTL-coated
Impeller Cast iron
Shaft Stainless steel
Shaft seal AQ1EGG
Lantern 5.1301/EN-GJL-250 KTL-coated
Installation dimensions
Pipe connection on the suction side DNs DN 250
Pipe connection on the discharge side DNd DN 250
Ordering information
Brand Wilo
Product description CronoLine-IL 250/445-160/4
Net weight, approx. m 1768 kg
Article number 2151780
Downloads

Installation and operating instructions

Wilo-CronoLine-IL Wilo-CronoBloc-BL

Article Number 2157073
Edition 2017-11
Page format 209.9 x 297.0 mm
Number of pages 132
PDF (13 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

IL250/445-160/4

DWG (2 MB)

IL250/445-160/4

STP (3 MB)

IL250/445-160/4

DWG (21 KB)

IL250/445-160/4

DWG (17 KB)

IL250/445-160/4

DWG (21 KB)