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Can be used for hot-water heating systems of all kinds, industrial circulation systems, air-conditioning systems and closed cooling circuits.
Maintenance-free glandless circulation pump with threaded or flange connection, preselectable speed stages for power adjustment.
Pump housing: Grey cast iron (EN-GJL-250)
Impeller: Plastic (PP – 50% GF)
Pump shaft: Stainless steel (X46Cr13)
Bearing: Carbon, metal impregnated
Max. volume flow: 39 m3/h
Max. delivery head: 16 m
Permitted field of application
Temperature range at max. ambient temperature +40 °C: -20 up to +130 (in short-term operation 2 h: +140) (for applications with Wilo-Protect-Module C: -20 to +110) °C
Nominal flange diameter: DN 50
Flange: Combination flange PN6/10 (PN 16 flange according to EN 1092-2)
Overall length: 340 mm
Emitted interference: EN 61000-6-3
Interference resistance: EN 61000-6-2
Protection class: IP X4D
Insulation class: H
Mains connection: 3~400 50 Hz
Mains frequency: 50 Hz
Nominal motor power: 1100 W
Speed (3 Speed) : 2200 / 2500 / 2800 rpm
Current at 3~400V: 1.81 / 2.25 / 3.13 A
Motor protection: integrated
Threaded cable connection: 2×13.5 mm
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