Wet Rotor Circulators - Dab BMH 30/280.50 T Pump - Code 505920622

Dab BMH 30/280.50 T Wet Rotor Circulator – 3 Speeds – 400V – Code 505920622

Reliable circulation pump for heating and air conditioning systems

The Dab BMH 30/280.50 T wet rotor circulator is the ideal choice for residential or industrial heating and air conditioning systems requiring high performance , reliability, and a long lifespan. Thanks to its robust structure and corrosion-resistant materials , it is designed to operate continuously even in harsh conditions.

Equipped with a 3-speed three-phase asynchronous motor (400V) and protected by a circuit breaker , it guarantees efficiency, versatility and optimal flow control . The flanges with threaded connections allow the insertion of pressure gauges for constant performance monitoring.

Main technical features

• Model : Dab BMH 30/280.50 T

• Product Code : 505920622

• Maximum height (HMT) : 12 m

• Maximum flow rate : 14 m³/h

• Motor : 4-pole three-phase asynchronous motor, 3 speeds (400V)

• Protection class : IP42

• Insulation class : F

• Liquid temperature : -10°C to +110°C

• Maximum operating pressure : 10 bar

• Compatible liquid : clean, neutral, without solids or mineral oils, glycol max 30%

• Integrated pressure gauge connections

• Cable protection : PG 11

Building materials

• Motor housing : aluminum

• Turbine : technopolymer

• Crankshaft : hardened stainless steel on graphite bearings

• Rotor, stator, sleeves and clamping flange : stainless steel

• Sealing rings : ethylene-propylene

• Drain plug : brass

Applications

• Centralized or independent heating systems

• Water-based air conditioning systems

• Circuits with glycol (up to 30%)

• Civil and industrial applications

Advantages

• High hydraulic efficiency

• Silent operation thanks to the rotor mounted on graphite bearings

• High-quality materials for long-lasting operation

• Ready for monitoring via pressure gauges

• Compatibility with wide operating conditions (temperatures, liquids, pressures)