DAB 120/280.50M Circulation Pump - Code 505927002

DAB BPH 120/280.50 M Circulation Pump – 870W – 1x230V – DN50 – Cod. 505927002

High-performance wet rotor circulator for heating and air conditioning systems

The DAB BPH 120/280.50 M circulation pump is designed to ensure maximum efficiency and reliability in heating, air conditioning, radiant floor heating and domestic hot water systems, including in industrial settings. It is a wet rotor circulator with a cast iron body , technopolymer impeller and 2-pole asynchronous motor with 3 selectable speeds , to perfectly adapt to different system needs.

Equipped with integrated overload protection , thanks to a thermal switch inserted in the stator windings, this pump ensures durability, safety and high performance , even in the presence of high-temperature liquids (up to +110 °C).

Technical features

• Model : BPH 120/280.50 M

• Product Code : 505927002

• Maximum flow rate : 31 m³/h

• Maximum head : 11.2 m

• Power consumption : 870 W

• Voltage : 1 x 230 V

• Rated current : 3.97 / 3.69 / 3.12 A (depending on speed)

• Number of speeds : 3

• Protection class : IP42

• Insulation class : F

• Maximum glycol content : 30%

• Pumped liquid temperature : -10°C to +110°C

• Maximum operating pressure : 10 bar

• Installation type : horizontal

• Connection : flanged – DN50

• Wheelbase : 280 mm

• Dimensions : 280 x 312 x 254 mm (W x D x H)

• Weight : 26.9 kg

Materials

• Pump body : cast iron

• Impeller : high-resistance technopolymer

• Crankshaft : mounted on graphite bearings lubricated by the pumped liquid

• Motor : two-pole asynchronous motor with wet rotor

Recommended applications

• Industrial and civil heating systems

• Air conditioning systems

• Radiant floors

• Domestic hot water (DHW) circulation

Main advantages

• High hydraulic and energy efficiency

• Built-in thermal protection for added safety

• Ease of installation and maintenance

• Rugged, heavy-duty cast iron construction

• Silent and continuous operation