Standards & Compliance
Flange Standard: EN 1092-2 PN16
Face-to-Face: EN 558-1
Testing Standard: BS EN 12266-1
Water Compliance: WRAS approved (for potable water models)
Working Principle (Pilot Operated)
Pilot system senses downstream pressure and adjusts valve opening
Maintains constant outlet pressure regardless of inlet pressure fluctuation
Automatically closes when downstream pressure exceeds set value
Capable of regulating even at very low or near-zero flow (V‑Port design)
Key Features
Pilot operated for high accuracy pressure control
Stable performance with varying flow conditions
Internal floating shaft reduces friction
Slow closing action reduces water hammer / pressure surge [herzmediaserver.com]
V‑Port design enables precise low-flow regulation
Maintenance-friendly with modular pilot system
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