CronoBloc-BL 32/220-1,5/4
Data sheet
Hydraulic data
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Minimum efficiency index (MEI)0.4
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Max. operating pressure p16 bar
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Maximum operating pressure PN16 bar
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Min. fluid temperature Tmin-20 °C
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Max. fluid temperature Tmax140 °C
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Max. ambient temperature Tmax40 °C
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Note on dimensioning16 bar to 120°C, 13 bar to 140°C
Motor data
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Mains connection3~400 V, 50 Hz
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Voltage tolerance±10 %
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Motor efficiency classIE3
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Rated power P21.50 kW
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Rated current IN3.60 A
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Rated speed n1450 1/min
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Power factor cos φ0.71
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Motor efficiency ηM 50%81.3 Percentage
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Motor efficiency ηM 75%83.4 Percentage
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Motor efficiency ηM 100%84.6 Percentage
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Motor winding up to 3 kW-
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Motor winding from 4 kW-
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Insulation classF
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Protection class motorIP55
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Motor protectionno
Materials
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Pump housing5.1301/EN-GJL-250 KTL-coated
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ImpellerCast iron
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ShaftStainless steel
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Mechanical sealAQ1EGG
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LanternCast iron
Installation dimensions
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Pipe connection on the suction side DNsDN 50
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Pipe connection on the pressure side DNdDN 32
Information for order placements
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BrandWilo
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Product descriptionCronoBloc-BL 32/220-1,5/4
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EAN number4048482221267
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Article number2121073
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Net weight, approx. m61 kg
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Gross weight, approx. m63.0 kg
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Length with packaging780 mm
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Height with packaging450 mm
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Width with packaging380 mm
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Packaging propertyTransport packaging
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Packaging typeCardboard box
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Minimum order quantity1
Tender text
Single-stage glanded centrifugal pump in monobloc design for installation on a base.
Low-vibration and low-noise monobloc design with lantern and rigidly connected standard motor.
With force-flushed, bidirectional bellows mechanical seal (from 37 kW/4-pole optionally available with a cartridge mechanical seal in back pull-out design for mechanical seal replacement without dismantling the motor) 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.
Operating data
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Fluid mediaWater
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Maximum operating pressure PN16 bar
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Minimum efficiency index (MEI)0.4
Motor data
-
Motor efficiency classIE3
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Mains connection3~400 V, 50 Hz
-
Voltage tolerance±10 %
-
Rated power P21500.0 W
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Rated speed n1450 rpm
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Rated current IN3.60 A
-
Power factor cos φ0.71
-
Motor efficiency ηM 50%81.3
-
Motor efficiency ηM 75%83.4
-
Motor efficiency ηM 100%84.6
-
Insulation classF
-
Protection classIP55
Materials
-
Pump housing5.1301/EN-GJL-250 KTL-coated
-
ImpellerCast iron
-
ShaftStainless steel
-
Shaft sealAQ1EGG
-
LanternCast iron
Installation dimensions
-
Pipe connection on the suction side DNsDN 50
-
Pipe connection on the pressure side DNdDN 32
Information for order placements
-
BrandWilo
-
Product descriptionCronoBloc-BL 32/220-1,5/4
-
Net weight, approx. m61 kg
-
Article number2121073
Dimensions and dimensions drawings
CronoBloc-BL 32/220-1,5/4

CronoBloc-BL 32/220-1,5/4



Wiring diagram

∆: Connection diagram delta connection
Y: Connection diagram star connection
Motor protection switch required on-site. Check the direction of rotation! To change the direction of rotation, exchange any two phases.
P2≤ 3 kW | 3~400 V Y |
3~230 V ∆ | |
P2≥ 4 kW | 3~690 V Y |
3~400 V ∆ |
After removing the bridges, Y-∆ start is possible.

Ordering information
Information for order placements
-
BrandWilo
-
Product descriptionCronoBloc-BL 32/220-1,5/4
-
EAN number4048482221267
-
Article number2121073
-
Gross weight, approx. m63.0 kg
-
Net weight, approx. m61 kg
-
Overall length L540.0 mm
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Height without packaging H360 mm
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ColourGreen
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Packaging propertyTransport packaging
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Packaging typeCardboard box
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Number per layer1
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Width without packaging B294.0 mm
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Minimum order quantity1
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Pieces per pallet1
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Date of sales availability2015-09-01
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Date of introduction2015-09-01
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Article Number | 2202024 |
Edition | 2018-07 |
Version number | 01 |
Page format | 209.9 x 297.0 mm |
Number of pages | 128 |
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Version number | 03 |
Page format | 209.9 x 297.0 mm |
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