The Grundfos Alpha1 25-40 heating circulation pump is suitable for installation in heating systems and operates with water at temperatures from 2 to 110 °C. It has a cast-iron housing and an impeller made of synthetic material.
- Product type: Heating circulation pump
- Materials: Cast-iron housing, impeller made of synthetic material PES 30% GF + PESU-GF20%
- Installation length: 180 mm
- Connection thread: G 1 1/2"
- Nominal connection pressure: PN 10
- Maximum operating pressure: 10 bar
- Nominal flow rate: 1.5 m³/h
- Nominal head: 2.15 m
- Maximum head: 40 dm
- Operating fluid: Water
- Fluid temperature: 2 to 110 °C
- Operating temperature: 60 °C
- Thermal class: TF 110
- Ambient temperature: 0 to 40 °C
- Power: 3 W minimum, 18 W
- Operating voltage: 1 x 230 V
- Operating frequency: 50 / 60 Hz
- Maximum current consumption: 0.04 to 0.18 A
- Enclosure protection rating: X4D
- Insulation class: F
- Thermal protection: ELEC
- Energy Efficiency Index: EEI 0.20
- Terminal box position: 6H
- Certifications: CE, VDE
- Model: B
- Net weight: 2.01 kg
Dimensions
- Compatibility
- for Circulator
- Construction Material [Pharmaceutical]
- -
- Smart / WiFi
- No
Technical Parameters
- Thread / Cross-section
- 1 ½"
- Power
- 3 W
- Maximum Pressure
- 10 bar
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.