Product Handbook 2026 - Volume 2

Pipeline ancillaries Ball valves

10

Selection tables Pages 5 to 15 contain all necessary information to select the correct actuator for relevant Spirax Sarco ball valves. For valves not appearing in these tables please contact Spirax Sarco for advice. Pneumatic actuator selection tables for one-piece ball valves

M21ECFi4 ball valves

M40ECFi4 ball valves

DN Single acting BVA BVL BVA BVL Actuator operating pressure 3 bar g (44 bar g) ½" ** 315D 300X 320S/8 301X ¾"** 315D 300X 320S/8 301X 1" 315D 302X 320S/8 303X 1¼" 320D 494X 325S/8 494X 1½" 320D 306X 330S/8 306X 2" 325D 306X 330S/8 306X 2½" 330D 510X 335S/8 511X 3" 335D 513X 340S/8 513X 4" 340D 513X 345S/8 514X Actuator operating pressure 4 bar g (58 psi g) ½" ** 310D 300X 315S/10 300X ¾"** 310D 300X 315S/10 300X 1" 315D 302X 320S/10 303X 1¼" 315D 504X 320S/10 494X 1½" 320D 306X 325S/10 306X 2" 320D 306X 330S/10 306X 2½" 325D 510X 330S/10 510X 3" 330D 512X 340S/10 513X 4" 335D 513X 340S/10 513X Double acting

DN Single acting BVA BVL BVA BVL Actuator operating pressure 5 bar g (73 psi g) ½" ** 310D 300X 315S/10 300X ¾"** 310D 300X 315S/10 300X 1" 315D 302X 320S/12 303X 1¼" 315D 504X 320S/12 494X 1½" 320D 306X 325S/12 306X 2" 320D 306X 325S/12 306X 2½" 320D 510X 330S/12 510X 3" 330D 512X 335S/12 513X 4" 335D 513X 340S/12 513X Actuator operating pressure 6 bar g (87 psi g) ½" ** 310D 300X 315S/14 300X ¾"** 310D 300X 315S/14 300X 1" 310D 302X 315S/14 302X 1¼" 315D 504X 320S/14 494X 1½" 315D 506X 320S/14 306X 2" 320D 506X 325S/14 306X 2½" 320D 510X 330S/14 510X 3" 325D 512X 335S/14 513X 4" 330D 512X 340S/14 513X Double acting

DN

A

B

½" ¾"

255 (10.0) 255 (10.0) 266 (10.5) 281 (11.1) 307 (12.0) 308 (12.1) 339 (13.3) 365 (14.3) 403 (15.9)

118 (4.6) 118 (4.6) 129 (5.1) 134 (5.3) 138 (5.4) 143 (5.6) 157 (6.2) 162 (6.4) 177 (7.0)

1"

1¼" 1½"

Dimensions * mm (inches)

10.3 263

2"

2½"

3" 4"

A

B

* Note: The dimensions A and B represent the maximum size for the biggest recommended actuator according to each valve. ** Note: ½" and ¾" just for M21ECFi4

TI-P372-23 CTLS Issue 15

Page 15 of 15

BVA300 Series Pneumatic Actuators for use with Spirax Sarco Ball Valves

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