The Wilo-Star E 21 represents the forefront of circulator pump technology, setting new standards in efficiency and precision. This cutting-edge wet-rotor circulator is driven by an Electronically Commutated (EC) motor, which is renowned for its high efficiency and exceptional performance across a variety of applications, including heating, cooling, industrial circulation, solar, and geothermal systems.
Key Advantages
- High-Efficiency EC Motor: The EC motor technology ensures minimal energy consumption while maintaining optimal performance.
- Differential Temperature Control: This feature allows for precise adjustments based on system demand, enhancing efficiency and energy savings.
- Auto Mode: The circulator automatically adjusts to the system’s requirements, ensuring optimal operation without manual intervention.
- Proportional Control: With three HD modes for proportional control, the circulator can adapt its performance to specific system needs.
- Speed Settings: Four speed control settings provide flexibility to match the circulator’s output with the system’s requirements.
- User-Friendly Interface: An LED display and adjustment buttons facilitate easy setup and modifications.
Technical Specifications
| Feature | Description |
|---|---|
| Motor Technology | High-efficiency, EC Motor-driven |
| Control Modes | Differential temperature control, Auto mode, Three HD modes, Four speed |
| User Interface | LED display and adjustment buttons |
| Maximum Operating Pressure | 145 psi (10 bar) |
| Temperature Range | 2.2° C (36° F) to 110° C (230° F) |
| Construction | Cast iron HT200 pump body, Composite PA66 plus 30% GF impeller, Ceramic shaft |
The Wilo-Star E 21 is not just a pump; it’s a sophisticated energy-saving solution designed to meet the rigorous demands of modern heating and cooling systems. Its robust construction and advanced features ensure it operates reliably under various conditions, providing both performance and peace of mind.
For those looking to integrate the Wilo-Star E 21 into their systems, it’s essential to consider the compatibility with existing components and the specific requirements of the application. The Wilo-Star E 21 is a testament to Wilo’s commitment to innovation, offering a product that not only meets but exceeds the expectations of industry professionals and end-users alike.
