Samson 3222/5757 - Manual (Page 5)

EB 5766 EN
5
Design and principle of operation
Type 3222/5724
Special version for temperatures up to 200 °C and
with plug balanced by a bellows Type 3222/5757
1 Valve body
2 Seat
3 Plug
4 Plug stem
5 Valve spring
6 Guide nipple
7 Balancing bellows
8 Balancing piston
10 Controller with electric
actuator
Fig. 1 · Type 3222/5757 and Type 3222/5724 Electric Control Valves/Controller with Electric Actuator