ZT3512B -Unloader Valve by ZGT

1)ZT3512B PRESS: 8.1BAR ; SAFETY:12BAR ; PORTS:1+21=M22 ; REFERENCE NO.

2)ZT3512B-01 PRESS: 8.1BAR; SAFETY:12BAR ; PORTS:1+21=M22,23+4=M12; REFERENCE NO.: 975 303 474 0

3)ZT3512B-02 PRESS: 8.1BAR ;SAFETY:12BAR ;PORTS:1+21=M22; REFERENCE NO.: 975 303 473 0