PN 25 Grade Pressure Reducing Valve Excess Pressure Valve For Liquids / Air

DIN version 44-8 Safety excess pressure valve Suitable for liquids, air and nitrogen up to 150 °C

The Type 44-8 Safety Excess Pressure Valve (SEV) is designed with an actuator with two diaphragms.

The version with two independent operating diaphragm complies with AGFW

(German District Heating Association) regulations concerning components in district heating systems.

This regulator version continues to operate even after the operating diaphragm ruptures.

In the event of a ruptured operating diaphragm in the actuator, the Type 44-8 (SEV) continues to operate.

An indicator at the actuator shows that the actuator is damaged when the upstream pressure rises above 1.5 bar.

Special features

• Suitable for water and other liquids, provided these do not cause the materials used to corrode.

• Single-seated valve with balanced plug

• Type 44-8 (SEV) continues to operate in the event of an operating diaphragm rupture.

• The regulators comply with requirements of FW 506 published by AGFW (German District Heating Association).

Type 44-8 Safety Excess Pressure Valve (SEV) with two operating diaphragms

· Set point ranges from 2 to 11 bar

· In the event of a ruptured operating diaphragm in the actuator, the regulator continues to operate.

· Typetested according to AGFW document FW 506

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Company Information

FAQ

1.Swift delivery

For common parts, we can deliver the goods within 3 days

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All the products we sell are from origin manufacturer. We will submit all the manufacturer documentation while we finish delivery.

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Including inspection,repair and maintenance, we can give all kinds of technical support.

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Xiangjing (Shanghai) - Leading Distributor of Pneumatic and Electric Control Valves

Established in Shanghai, China, Xiangjing(Shanghai) Mechanical and Electrical Tech Co.,Ltd has been a trusted distributor of high-quality pneumatic and electric control valves for many years. With extensive industry experience, we provide our customers with a comprehensive range of products from renowned global brands, ensuring reliability and performance in industrial automation and control systems.

Our Product Portfolio:

• Pneumatic Control Valves: We offer top-tier products from industry giants such as Fisher, Samson, Koso, Masoneilan, Flowserve, Metso/Neles, CCI/STI, HORA, KTM, Sempell, Keystone, WEIR, Azbil, and leading Chinese brands.
• Safety Valves: Our selection includes Crosby, Dresser, Leser, and various well-established Chinese brands.
• Electric Actuators: We supply high-quality actuators from ROTORK, Limitorque, Auma, SIPOS, PS, and other respected Chinese manufacturers.
• Measurement and Instrumentation: Our portfolio features reliable pressure, temperature, level, and flow transmitters from Rosemount, E+H, Yokogawa, ABB, Siemens, VEGA, Krohne, Magnetrol, WIKA, and Chinese brands.
• Distributed Control Systems (DCS): We provide advanced systems from leading brands such as Ovation, DeltaV, Schneider-Foxboro, Honeywell, and ABB.

Why Choose Us?

• Extensive Experience: With years of expertise in control valves and instrumentation, we have developed a deep understanding of our customers' needs and requirements, enabling us to offer tailored solutions that optimize performance and efficiency.
• Diverse Product Range: We are proud to offer both internationally recognized and high-quality Chinese brands, ensuring that we can meet a wide range of customer specifications with competitive pricing and short delivery times.
• Reliable Support: Our team is committed to providing exceptional customer service and technical support, helping customers select the right products and ensuring seamless integration into their systems.

We are confident that our rich industry experience and diverse product offerings will make us a strong partner in fulfilling your automation and control needs. We look forward to the opportunity for long-term and mutually beneficial cooperation.