UK Product Handbook 2026 - Volume 1

44

Control systems Pneumatic actuators

How to order Ordering a TN2000 Series Actuator

Type

TN

TN

Series

2 = 2000 series

2 2 7

Actuator size

2 = 993 cm 2

Valve travel

7 = 70 mm

7 = with spring

Spring rating

7

N = double-acting (no spring)

SE = Single-acting, spring-extend

SR = Single-acting, spring-retract DE = Double-acting, spring assisted (extend) DR = Double-acting, spring assisted (retract) DA = Double-acting, no spring

Action

SE

Manual override

H = Handwheel (optional) not available for the NDA version

Ordering example: 1 off Spirax Sarco TN2277SE pneumatic piston actuator.

4.2 56

TI-P327-01 CTLS Issue 5

Page 6 of 7

TN2000 Series Pneumatic Piston Actuators for DN125 to DN300 SPIRA-TROL Series Control Valves

Powered by