KSB STAAL 100 AKD, Руководство по эксплуатации

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5 Installation at Site
35 of 72
0570.81/22-EN
731 710 131.2 100
3
2
1
Fig. 17: UGS/UGSV body pressure relief valve on gate valve in pressure seal design
① 200 mm minimum ② Body pressure relief valve for both
flow directions
③ Insulation 100 Body
131.2 Connection branch 710 Pipe, not included in KSB’s scope of
supply
731 Pipe union
All KSB gate valves with pressure seal bonnet are factory-supplied with a closed
connection branch 131.2 with connection dimensions Ø 22 mm / Ø 14.1 mm (or
12.3 mm), suitable for a pipe of Ø 21.3 mm × 3.6 mm (or 4.5 mm).
70
64
≥ 5
ø
1
0
(ø
1
2
,3
)
ø
2
2
ø
1
4
,1
30°
131.2
5
4
Fig. 18: Closed connection branch for body pressure relief valve
④ Welding groove ⑤ When connecting to pipe 710, cut here
and bevel the face to obtain a welding
groove.
131.2 Connection branch