Relay valves, type 3100
Relay valves are used in areas, where production interruption is impossible or undesirable because of financial or technological reasons. One of simultaneously working safety valves can be chosen by means of relay valve without production standby, e.g. for repair.
Forced control system, type 7000
Forced control system allows operating pressurizing to the value that is a bit lower than setting pressure of safety valve. Hermetic tightness of safety valve with forced control is kept to the setting pressure.
Safety valve in combination with diaphragm, type 3500
Combination “valve/diaphragm” is used in units with poising, toxic, precious or sticky medium providing highest requirements to leakage prevention.
S & R
Safety valves for special and regional usage/