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CronoTwin-DL 65/220-22/2 | Wilo
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CronoTwin-DL 65/220-22/2

Technical data
Tender text

In-line twin-head pump with two single-stage glanded centrifugal pumps in the same housing with switchover valve, for pipe installation or installation on a base. Housing blind flange and mounting brackets available at additional charge. Low-vibration and low-noise monobloc design with lantern and rigidly connected standard flange motor (standard motor). With forced-flow circulation, bidirectional bellows mechanical seal and cavitation-reducing impeller. Flanges with pressure measuring connections R 1/8. The 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 22000 W
Rated speed n 2900 1/min
Rated current IN 38 A
Power factor cos φ 0.90
Motor efficiency ηM 50% 91.7 %
Motor efficiency ηM 75% 92.9 %
Motor efficiency ηM 100% 92.7 %
Insulation class F
Protection class IP55
Pump housing Cast iron
Impeller Cast iron
Shaft Stainless steel
Shaft seal AQ1EGG
Lantern Cast iron
Installation dimensions
Pipe connection on the suction side DNs DN 65
Pipe connection on the discharge side DNd DN 65
Ordering information
Brand Wilo
Product description CronoTwin-DL 65/220-22/2
Net weight, approx. m 423 kg
Article number 2121049

Installation and operating instructions

ATEX Wilo-Crono... IL/DL/BL

Article Number 2140023
Edition 1702
Page format A4
Number of pages 1
ZIP (9 MB)

Wilo-Wilo-CronoLine-IL Wilo-CronoTwin-DL Wilo-CronoBloc-BL

Article Number 2202024
Edition 2018-07
Page format 209.9 x 297.0 mm
Number of pages 128
PDF (12 MB)

Certificate REACH (Documents)

REACH Regulation

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


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