Boiler house Bottom blowdown systems
2
Dimensions/Weights (approximate) in mm and kg
F
D
E
DN15 BBV_3 M shown
C
2.11 9
C1
DN15 BBV_3 PN/M shown
B
A
Flanged EN 1092 Size A
B
C
C1
D
E
F
Weight
PN40
PN40
PN40
PN40
DN15
130
103
330
242
10.0
DN20
150
103
330
242
10.8
DN25
160
103
330
242
11.0
170
246
388
DN32
180
132
359
271
17.5
DN40 DN50
200
132
359
271
18.0
230
127
354
266
21.0
Flanged ASME Size A
B
C
C1
D
E
F
Weight
ASME 300 ASME 300 ASME 300 ASME 300
DN15
190.5
103
330
242
10.0
DN20
190.5
103
330
242
170
388
10.8
DN25
196.9
103
330
242
11.0
246
DN32
17.5
DN40 DN50
235.0
132
359
271
18.0
170
388
266.7
127
354
266
21.0
TI-P405-51 EMM Issue 6
Page 9 of 11
BBV Automatic or Manually Actuated Boiler Blowdown Valves DN15 to DN50
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