集成式回流防止器

首页

产品

集成式回流防止器

型号：DH41X

Subtitle：Combination Backflow Preventer

The Integrated Backflow Preventer is a compact, high-performance device designed to prevent reverse flow and protect water supply systems from contamination. Combining the functions of a check valve, pressure relief valve, and shut-off valve, this all-in-one solution ensures reliable operation and compliance with water safety standards. Constructed from stainless steel, bronze, or ductile iron, this backflow preventer is suitable for potable water systems, fire protection networks, and industrial processes. Its integrated design simplifies installation and maintenance, making it an ideal choice for applications requiring space efficiency and high reliability.

类别：倒流防止器

工作条件污水处理厂, 水厂

产品概览

Constructed from stainless steel, bronze, or ductile iron, this backflow preventer is suitable for potable water systems, fire protection networks, and industrial processes. Its integrated design simplifies installation and maintenance, making it an ideal choice for applications requiring space efficiency and high reliability.

应用

Potable Water Systems: Protects municipal water supply networks from backflow contamination.

Fire Protection: Installed in sprinkler systems and fire hydrant networks.

工业流程： Safeguards process water systems in chemical, pharmaceutical, and food industries.

Irrigation: Prevents fertilizers and chemicals from entering the water supply.

Product Features

Integrated Design: Combines multiple functions (check valve, pressure relief valve, and shut-off valve) into a single unit.Reduces installation space and simplifies piping layouts.

Reliable Backflow Prevention: Dual check valves with intermediate pressure relief chamber ensure zero backflow.Compliant with ASSE 1013, CSA B64.4, and EN 1717 standards.

耐用的结构 Body materials: Stainless steel (316L), Bronze (C83600), or Ductile iron (EN-GJS-400-18).Internals: Stainless steel components for corrosion resistance and long service life.

Low Maintenance: Self-cleaning design and easy-access inspection ports simplify maintenance.Replaceable seals and springs reduce downtime and repair costs.

遵守规定： Meets international standards such as ASSE 1013, CSA B64.4, and EN 1717.

运行优势

Space Efficiency: Compact design reduces installation space and simplifies piping layouts.

Water Safety: Dual check valves and pressure relief chamber ensure zero backflow contamination.

Energy Efficiency: Low resistance flow minimizes pump energy consumption.

Ease of Maintenance: Self-cleaning design and replaceable components reduce downtime.

Comparison with Standard Backflow Preventers

特点	Integrated Backflow Preventer	Standard Backflow Preventer
Design	All-in-one (check valve, relief valve, shut-off valve)	Separate components
Installation Space	Compact and space-saving	Requires more space
维护	Easy-access inspection ports	More complex maintenance
应用	Potable water, fire protection, industrial	General water systems

中型

Sewage, 水

工作条件

污水处理厂, 水厂

总结

The Integrated Backflow Preventer is a versatile, high-performance solution for preventing reverse flow and ensuring water safety in potable water, fire protection, and industrial systems. Its all-in-one design, durable construction, and compliance with international standards make it an ideal choice for applications requiring space efficiency and reliable performance. By combining advanced technology with user-friendly operation, this backflow preventer ensures long-term system protection and water quality.

产品参数

尺寸范围	DN15 至 DN300（½ 英寸至 12 英寸）
压力等级	PN16 to PN25 (EN 1092) or Class 150 to Class 300 (ASME B16.34)
压力等级	PN16 to PN25 (EN 1092) or Class 150 to Class 300 (ASME B16.34)
温度范围	-10°C to 120°C (EPDM seals) / -20°C to 80°C (NBR seals)
车身材料	Stainless Steel (316L), Bronze (C83600), Ductile Iron (EN-GJS-400-18)
座椅材料	EPDM, NBR, or PTFE for zero leakage
末端连接	Flanged (EN 1092, ASME B16.5), Threaded (NPT/ISO 228)