Control systems Self-acting controls
4
Local regulations may restrict the use of this product to below the conditions quoted. In the interests of development and improvement of the product, we reserve the right to change the specification without notice. © Copyright 2025
TI-P078-01 CTLS Issue 10
KX31 and KX33 Cast Iron Self-acting Control Valves
Description The KX range of two-port valves are used in conjunction with Spirax Sarco SA control systems to provide a self-acting temperature control unit. Available types
KX31 Normally closed with screwed connections. KX33 Normally closed with flanged connections.
Optional extras Fixed bleed bypass on DN15 to DN50 valves for water systems: KX31B and KX33B The 'B' denotes the internal fixed bleed, if requested. Standards These products fully comply with the requirements of the European Pressure Equipment Directive 2014/68/EU and carry the mark when so required. Certification As standard these products are available with a manufacturers’ Typical Test Report. Note: All certification / inspection requirements must be stated at the time of order placement.
4.5 45
KX31 Sizes ½" - 1"
KX31 Sizes 1¼" - 2"
Optional extra
TI-P078-01 CTLS Issue 10
Page 1 of 5
KX31 and KX33 Cast Iron Self-acting Control Valves
Powered by FlippingBook