ESBE GRF121 DN25 Mixing Pump Group with VRG432-25 Valve and ARA661 Actuator

The ESBE GRF121 DN25 mixing function pump group is designed for heating circulations, providing precise flow and temperature control. This unit combines high-quality components to ensure efficient and reliable operation in your heating system.

• Complete Mixing Solution: Includes the GRF121 pump group, VRG432-25 3-way rotary progressive mixing valve, and ARA661 actuator.
• Optimal Control: The VRG432-25 mixing valve offers low oversizing risk and optimal regulation performance, independent of flow rate.
• Actuator Included: Comes with the ARA661 actuator (230V, 3-point control signal) for automated control.
• High-Quality Components: Ensures durability and reliable performance.
• Shut-Off Valves: Equipped with two shut-off valves with thermometers for easy monitoring and maintenance.
• Check Valve: Integrated check valve prevents backflow.
• Adjustable Insulation Shell: Features a high-class insulation shell to minimize heat loss.
• Manual Operation: The ARA661 actuator allows for manual operation via a pull-and-turn knob.
• Progressive Valve Characteristic: Offers perfect control due to the progressive valve design.
• Versatile Media Compatibility: Suitable for heating water and water/glycol mixtures (up to 50%).
• Easy Installation: Designed for easy integration into existing heating systems.
• Robust Design: Built to withstand a working pressure of up to 1.0 MPa (10 bar).
• Wide Temperature Range: Operates efficiently within a media temperature range of 0°C to +110°C.

The ESBE GRF121 DN25 mixing function pump group is an ideal solution for heating systems requiring precise temperature and flow management. With its integrated components and user-friendly design, it provides both efficient operation and ease of installation. This pump group ensures optimal performance and energy savings, making it a valuable addition to any modern heating system.