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High-efficiency pump Biral AX-20-4 120BLUE
DN 20 for Regucirc B and Regucirc M circulation stations

Replacement pump Biral AXW 12

For circulation stations "Regucirc" for use in detached and semi-detached houses. The pump electronics with integrated anti-blocking programme avoids stucking of the motor rotor.

Mains connection: 1 x 230-240 V +6/-10 % 50/60 Hz Power consumption: 5–22 W Max. pump head: 1.8 m Max. pump capacity: 1.4 m³/h Max. fluid temperature: +15 °C - +110 °C Sound pressure level: < 43 dB(A) Protection: IP44
Art.No.: 4206790
EAN: 4026755370768
Manufacturer: Oventrop GmbH & Co. KG
Subject to technical changes.


Dimensions of article

Length Width Height Weight
160 mm 125 mm 120 mm 2,31 kg

Packing units

Type Qty. Length Width Height Weight
Carton 1 180 mm 175 mm 150 mm 2,41 kg


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ETIM 7.0
Property Value
Nominal current 0.19 A
Connection Outer thread cylindrical BSPP-G (ISO 228-1)
Material quality Bronze (Rg 5)
Electrical connection Terminals
Built-in length 120 mm
Frequency 50/60 Hz
Degree of protection (IP) IP44
Communication bus Other
Motor power input (P1) per motor 0.022 W
Article compression class PN 10
Max. medium temperature (continuous) 110 °C
Min. medium temperature (continuous) 15 °C
Type of speed control Continuously variable
Motor speed control Build-in
Flange compression class PN 10
Connection voltage 1 x 230 V
Housing material Bronze
Pump circuit Other
Double pump
Insulation class according to IEC F
Nominal inner diameter DN 20
Flange shape oval
Connecting measure pump housing 1 1/4 inch