Ssv 8600: Description, Resetting - Dresser Rb 4000 Betriebsanleitung

SSV 8600 (FOR RB 4000 MODELS WITH INTEGRATED SSV 8600)
Shut-off valve with screw reset
The device consists of a valve body 1, a control unit 2 used
to compare the pressure, a lever system 3 and a stem-valve
disc assembly 4 . The shut off valve is triggered when the
pressure value to be checked in the control chamber 5 in-
creases or decreases beyond the preset values, thus mov-
ing from its balancing position .
5
6
Shown body is for single SSV, for integrated SSV in one
body with the regulator all described items are identical .
2
3
9
10
In this action the diaphragm assembly 6 triggers the le-
ver system 3 by releasing the stem-valve disc assembly 4 .
By effect of the force of the closing spring 7, the assembly
4 comes immediately into contact with the orifice 8 inter-
rupts automatically the flow of gas .
13
4
1
11
7
8
12
Item Description
1
Valve body
2
Control unit
3 Lever system
4 Stem-valve disc assembly
5 Control chamber
6
Diaphragm assembly
7
Closing spring
8
Valve seat / Orifice
9
Screwing ring OPSO
10
Screwing ring UPSO
11
Resetting lever
12 Outlet chamber
13 By-pass
9