¢Â General
The valve which controls two positions or the proportion of cold/hot water, steam and air. The body and the seat
are manufactured in bronze.
The valve stem staninless leakage by using an O-ring.
The feature curve of the valve stem stainless steel, and valve plug, STS.
The stuffing box prevents leakage by using an O-ring.
The feature curve of the valve is equal percentage or linear type.
¢Â Technical Data
- Operating Pressure : 16 Kgf/§²
- Operating Temp : -15 ~ 180¡É
- Valve curve : Equal percentage or linear
- Leakage rate : ¡Â 0.01% of Kvs value Class IV
- Bypass : ¡Â 0.5% of Kvs valve
- Connection : PT screwed
¢Â Specification
Sv : Rangeability (VDI 2173)
Pvmax in Kgf/§² = max. permissible pressure difference across the valve at which the drive can still safely open
and close the valve.
Psmax in Kgf/§² = max. permissible pressure difference across the valve during maifunction at which the drive
can close the valve.