Electronic circulation pump DAB EVOSTA2 40-70/130 – for a system built with 1'' piping (union 1 1/2''), head 7 m, flow 3.6 m³/h, power 0.035kW

The DAB EVOSTA2 40-70/130 electronic circulation pump is a high-tech solution for modern heating and air conditioning systems.

With its maximum head of 7 meters and flow rate of up to 3.6 m³/h , this pump offers an optimal combination of efficiency, compactness and reliability.

The model is equipped with a permanent magnet synchronous motor and a frequency converter , which provide energy efficiency EEI ≤ 0.18 - one of the best indicators in its class.

The IPX5 protection class guarantees moisture resistance, while the cathodic paint on the cast iron housing protects the device from corrosion.

Technical parameters:

• Engine brand: DAB
• Input voltage P1 0.035 kW
• Rated voltage: 1~ 230 V 50 Hz
• Rated current: 0.32 A
• Maximum effort: 7 m
• Maximum flow rate: 3.6 m3/h
• Protection level: IP X
• Minimum suction depth: 10 m
• For pipe: 1''
• Connection: 1 1/2''

APPLICATIONS
EVOSTA2 40-70/130 is an ideal choice for replacing outdated three-speed circulation pumps , thanks to its universal compatibility , compact dimensions and easy installation . With one multifunctional adjustment button and direct access to the motor shaft, the unit ensures quick start-up and convenient maintenance. The integrated overload protection eliminates the need for additional safety devices.

HEATING APPLICATIONS
The pump is specially designed for hot water circulation in domestic and commercial heating systems , ensuring stable operation in systems with 1'' pipe diameter and 1 1/2'' union connection . It is suitable for underfloor heating, radiator installations and combined systems. High reliability and long service life make it an ideal solution for modern and energy-efficient buildings.

AIR CONDITIONING APPLICATIONS
In air conditioning systems, EVOSTA2 ensures effective recirculation of fluids in cooling and ventilation circuits . Its durable components – ceramic shaft, technopolymer impeller and EPDM seals – guarantee optimal performance under various temperature and load conditions. The pump operates silently , making it suitable for residential and commercial spaces where silence is a priority.

Features:

• Operating range: 0.4 - 3.6 m3/h with head up to 6.9 meters
• Fluid temperature range: from -10 °C to +110°C
• Working pressure: 10 bar (1000 kPa)
• Protection class: IPX5
• Insulation class: F
• Mounting: Horizontal motor shaft
• Standard power supply: single-phase 1x230 V~ 50/60 Hz
• Pumped fluids: Clean, free of solids and mineral oils, non-viscous, chemically neutral, with properties similar to water (glycol max 30%)
• IPX5 protection level: This level of protection prevents water from entering the mechanics and especially the electronics: minimal damage and maximum comfort of the case.

AIR VENT OPENING: Domestic circulation pump with front-facing electronics and an air vent for easy access to the motor shaft when the rotor is blocked.

STAINLESS STEEL MOTOR HOUSING: Designed with antioxidant materials, even when operating under cooling conditions, ensuring maximum comfort and long life.

MAXIMUM PERFORMANCE, MINIMAL CONSUMPTION: Innovative energy-efficient designs and VFD (variable frequency drive) technology have improved energy performance, achieving an energy efficiency index (EEI) of ≤ 0.18.