Shut-off valve zGLO Fig. 215 DN200 PN16, gray cast iron EN-GJL-250, construction: 91, stem-to-bonnet connection – detachable – screw, stem, regulating disc, and body ring – stainless steel, with opening indicator 215A200C91

Stop Valve – Reliable Flow Control

This stop valve, made of gray cast iron with a nominal diameter DN200 and pressure class PN16, is a robust solution for diverse installations. Designed to operate with water (hot, cold, and cooling) as well as steam, it performs reliably in industrial processes, district heating systems, and power generation. The construction features a stem, control plug, and body ring made of stainless steel, ensuring durability and corrosion resistance. An opening indicator facilitates visual inspection of the valve’s position.

Construction and Application

The valve combines high functionality with long-term reliability. Manufactured from gray cast iron EN-GJL-250, it offers excellent resistance to mechanical loads. The detachable connection between the stem and plug—secured by a screw—enables easy disassembly and servicing. This makes the valve ideal for both professional installers and end-users seeking a dependable solution. It complies with the Pressure Equipment Directive 97/23/EC and carries the CE marking for DN 32. Suitable for installations involving hot water, cold water, cooling water, and steam.

Key Features and Benefits

• High Tightness: Class A tightness per EN 12266-1 ensures minimal medium leakage and enhanced system safety.
• Durability: Internal components made of stainless steel significantly improve corrosion resistance and extend valve service life.
• Ease of Operation: The opening indicator allows quick visual assessment of valve status without requiring disassembly.
• Compliance with Standards: The valve has passed testing in accordance with EN 12266-1 and features flanges machined per EN 1092-2 for body material A. Installation length complies with EN 558-1 Series 1.
• Software Compatibility: Technical data is available in leading calculation software libraries: Instal-therm, Instal-san, Audytor C.O. 3.8, and Audytor H2O 1.5, simplifying system design.
• Versatility: Suitable for operation with both liquids and steam (within specified parameters).

This valve is an investment in safe, efficient, and long-lasting system performance.