Product Overview
The Siemens VXF40.25-10 is a 3-port flanged control valve engineered for precise regulation of flow in hydronic heating, ventilation, and air conditioning (HVAC) systems, as well as general industrial process circuits. As a mixing or diverting valve, it manages the blending of two inlet streams into a single outlet (or the division of one inlet into two outlets) to maintain accurate temperature or flow control. The VXF40 series is designed for use with Siemens electromagnetic actuators (such as the SKD, SKB, or SKC series) and features a robust cast iron or bronze body with a flanged connection for secure, leak-free installation in demanding plant environments.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | 3-Port Flanged Control Valve (Mixing / Diverting) |
| Model Designation | VXF40.25-10 |
| Nominal Size (DN) | DN25 (1″) |
| Flow Coefficient (kvs) | 10 m³/h |
| Operating Pressure | Standard Industrial Grade (Up to 1600 kPa / 16 bar) |
| Mounting & Connection | Flanged per ISO 7005 / Manufacturer Interface |
| Actuator Compatibility | Siemens SKD, SKB, SKC Series (Electromotive) |
| Body Material | Cast Iron (EN-GJL-250) or Bronze |
| Media Temperature Range | -10 °C to +150 °C (depending on actuator and stem seal) |
Engineering Features & Advantages
- Precision Performance: The VXF40.25-10 provides linear or equal-percentage flow characteristics, ensuring accurate modulation of fluid streams for stable temperature and flow control in closed-loop systems.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, the valve body and trim are designed to resist wear, corrosion, and pressure surges, minimizing downtime.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, allowing drop-in replacement without modification to existing piping or actuator assemblies.
- Leakage Class: Tight shut-off (Class IV or better) for reliable isolation when the valve is fully closed, reducing energy waste and improving system efficiency.
- Flexible Actuation: Compatible with a wide range of Siemens electromotive actuators, enabling electric, electronic, or bus-controlled operation for seamless integration into building automation systems.
Typical Industrial Applications
The Siemens VXF40.25-10 is widely used in heavy industrial
PRODUCT IMAGES
SIEMENS VXF40.25-10 3-Port Flanged Control Valve
âš¡ Emergency Plant Maintenance & Ready-to-Ship Notice:
- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
Shop the genuine SIEMENS VXF40.25-10 2-Way Normally Closed Seat Valve. This Germany-made 230V AC hydraulic component features a magnetic actuation, delivering leak-free, reliable fluid control for heavy-duty industrial systems.