ESBE GRA311 VRG438+ARA661-20-W with Wilo PARA STG 15/8 Pump

The ESBE GRA311 pump group is designed for heating systems requiring precise temperature control and efficient circulation. This pre-assembled unit combines high-quality components to ensure reliable performance and easy installation. It's an ideal solution for maintaining optimal comfort and energy efficiency in heating circuits.

• Complete unit: Includes pump, mixing valve, and actuator for easy installation.
• High-Efficiency Pump: Equipped with a Wilo PARA STG 15/8 circulation pump, ensuring optimal performance and energy savings (EEI < 0.21).
• 3-Way Rotary Mixing Valve: Features an ESBE VRG438 valve with progressive characteristics for precise flow control.
• Actuator: Comes with an ESBE ARA661 3-point actuator (230V AC, 120 seconds/90°) for accurate temperature regulation.
• QuickFIT Interface: Allows for tool-free installation and removal of the actuator, simplifying maintenance and adjustments.
• Integrated Thermometers: Includes two shut-off valves with integrated thermometers for easy monitoring of system temperatures.
• Check Valve: Prevents backflow and ensures unidirectional flow within the system.
• Thermal Insulation: High-class insulation minimizes heat loss, improving overall energy efficiency.
• Compact Design: Space-saving design makes it suitable for installations with limited space.
• Pre-Assembled and Tested: Leak-tested at the factory to ensure reliable performance from the start.
• PWM Signal Control: The pump can be controlled by a PWM signal for advanced system integration.
• Gravity Brake: Integrated gravity brake prevents unwanted circulation during periods of inactivity.

The ESBE GRA311 pump group offers a reliable and efficient solution for managing heating circuits. With its integrated components and user-friendly design, it simplifies installation and maintenance while ensuring optimal performance. Made in Sweden, this pump group is a testament to quality and durability, providing long-lasting and efficient operation for your heating system.