A grooved end, ductile iron balancing valve that delivers accurate hydronic performance in an impressive range of applications. STAG is ideal for use mainly on the secondary side in heating and cooling systems.
Handwheel
Equipped with a digital read-out, the handwheel ensures accurate and straightforward balancing.
Handwheel for DN 65-150 with side reading makes the read-out easy from any angle.
Accurate and precise
Provides high accuracy of measurement.
Self-sealing measuring points
For simple, accurate balancing.
Positive shut-off function
For easy maintenance.
Technical description
Applications:
Heating and cooling systems.
Functions:
Balancing
Pre-setting
Measuring
Shut-off (The balancing cone for valves DN 100-300 is pressure released).
Dimensions:
DN 65-300
Pressure class:
Class 150
Temperature:
Max. working temperature: 120°C
Min. working temperature: -10°C
Media:
Water or neutral fluids, water-glycol mixtures (0-57%).
Material:
Body: Ductile iron EN-GJS-400-15.
DN 65-150: Bonnet, cone and spindle of AMETAL®.
DN 200-300: Bonnet and cone of ductile iron EN-GJS-400-15. Spindle of AMETAL®.
Cone (DN 100-300): PTFE coated.
Seals: EPDM.
Slip washer: PTFE.
Bonnet bolts: Surface treated steel.
Measuring points: AMETAL® and EPDM.
Handwheel: DN 65-150 polyamide, DN 200-300 aluminium.
AMETAL® is the dezincification resistant alloy of IMI Hydronic Engineering.
Surface treatment:
DN 65-200: Epoxy painting.
DN 250-300: Duasolid painting.
Marking:
Body: TA, Class 150, inch size, flow direction arrow, material and casting date (year, month, day).
CE-marking:
CE: DN 65-150
CE 0409*: DN 200-300
*) Notified body.
Face to face length:
ISO 5752 series 1, EN 558-1 series 1.
