DR 7637

Excess pressure valve for controlling the up- stream pressure p1 applicable for liquids, steam and gases up to 350°C.
The valve opens when the upstream pressure rises.

• Self-operated proportional regulator without auxiliary energy
• Nominal diameter DN 25...100
• Nominal pressure PN 16...40
• Globe valve with flanges
single seat unbalanced / balanced
• Valve body made of GP-240-GH
or stainless steel 1.4408
• Reduced Kvs-values are standard
• Set points from 0,05 bar ... 14 bar
• Control connection external
• Actuators + springs are simply exchangeable