VPWS 1200

The VPWS 1200 is a German-designed automatic butt fusion machine built to handle the most significant thermoplastic pipe diameters, ranging from 630mm up to an imposing 1200mm. It addresses the critical needs of engineers working on major infrastructure: a durable, yet portable frame coupled with unparalleled precision automation. Its advanced electrohydraulic unit offers a wide 0–16 MPa pressure range, ensuring optimal fusion cycles across varying wall thicknesses. Safety and efficiency are maximized by the integrated 1KW electric crane hoist, which easily manages heavy components. By consistently delivering high-integrity, standards-compliant welds, the VPWS 1200 is the trusted solution for resilient, long-term Water Infrastructure Solutions, fully embodying Väli’s commitment to “Welding. Together.”

The machine’s lightweight aluminum frame enhances portability for a unit of this size, making it a pragmatic choice for demanding industrial sites. The seamless integration of process controllers, including the intuitive countdown timer, ensures every weld adheres precisely to specified DVS and ISO protocols, providing verifiable quality assurance for mission-critical projects.

The VPWS 1200 is an automatic HDPE butt fusion machine, designed in Germany and manufactured in the PRC, for welding very large-diameter thermoplastic pipes from 630mm to 1200mm. It combines a durable, lightweight aluminum frame with advanced automation to deliver precision and reliability for critical Water Infrastructure Solutions.

The VPWS 1200 is engineered to streamline the welding process for the largest-scale projects, focusing on weld quality, operational safety, and process control.

• Very Large Welding Range: The machine accommodates a comprehensive range of massive pipe diameters, including 630mm up to 1200mm, providing the ultimate versatility for major water supply systems, gas distribution networks, and industrial pipelines.
• Advanced Electrohydraulic Control (0-16 MPa): This sophisticated system provides a wide pressure adjustment range and low starting pressure settings, allowing for seamless and precise regulation that guarantees high-quality welds across various pipe wall thicknesses.
• Integrated Electric Crane Hoist: The 1KW electric crane hoist facilitates the safe and efficient handling of the heavy facing tool and heating plate, significantly reducing manual effort, improving operator safety, and increasing workflow speed.
• Precision Joint Preparation: The removable electric facing tool is equipped with a double cutting-edge blade system, ensuring precise, clean, and accurate pipe ends. This is crucial for achieving strong, leak-proof welds that meet DVS and ISO compliance standards.
• Lightweight Aluminum Frame: The durable yet light aluminum construction enhances the machine’s portability and simplifies on-site handling, a significant logistical advantage for equipment of this scale.
• Certified Thermal System: The removable PTFE-coated heating plate features electronic temperature control up to 270°C. It maintains consistent surface temperatures with a maximum deviation of ±10°C, ensuring optimal fusion conditions.

The VPWS 1200 excels in scenarios requiring durable and precise welding of very large-diameter thermoplastic pipes, securing the integrity of essential infrastructure systems.

• Water Supply Infrastructure: Essential for main distribution lines and large trunk mains, guaranteeing the certified, leak-proof connections vital for regional water security.
• Sewage and Drainage Systems: Provides the robust, long-lasting connections needed for large-scale municipal and industrial wastewater management projects in challenging environments.
• Industrial Pressure Pipelines: Delivers high structural integrity for chemical and fluid transport pipelines in industrial settings where weld failure carries significant financial and safety risk.
• Major Gas Distribution Networks: Suitable for connecting large pipes in non-critical gas distribution applications, where precision and adherence to standards are mandatory.