Product Handbook 2026 - Volume 1

Boiler house Blowdown vessels

2

Dimensions/weights (approximate) in mm and kg Valve size Actuator type Flange A B

C

D

E

F

G

H Weight

PN40 (F4)

417

125 165 165 130 178 178 140 190 190 150 216 216 170 241 241

63

115 115 124 140 140 134 150 150 156 165 165 165 185 185 191

196 196 196

98 98 98

140 140 140

56 56 56 66 66 66 71 71 71 71 71 71 78 78 78

6.7 6.5 6.8 9.2 9.6 9.4

DN25

BVA315S/14

PN40 BS 417 Class 300 421

103 103

PN40 (F4)

456

65

217 108.5 140 217 108.5 140 217 108.5 140

DN32

BVA320S/14

PN40 BS 456 Class 300 450

113

65 70

PN40 (F4)

475

258 129 258 129 258 129 258 129 258 129 258 129

140 140 140 140 140 140

11.7 12.2 13.0 14.1 15.0 15.1 20.7 22.2 23.3

DN40

BVA325S/14

PN40 BS 475 Class 300 478

120 120

PN40 (F4)

488

75

DN50

BVA325S/14

PN40 BS 488 Class 300 488

141 141

2.9 20

PN40 (F4)

530

91

299 149.5 140 299 149.5 140 299 149.5 140

DN65

BVA330S/14

PN40 BS 530 Class 300 533

162 162

G

E

F

H

A

Port A air connection ¼ " BSP (G).

D

C

B

TI-P405-45 EMM Issue 3

Page 4 of 7

ABV21i and ABV40i Air Actuated Boiler Blowdown Valves

Powered by