STAG
Balancing valve with grooved ends – Size 2 1/2" - 12"
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.
Features & Benefits
Handwheel
Equipped with a digital read-out, the handwheel ensures accurate and straightforward balancing.
Handwheel for sizes 2 1/2" - 6" 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 Information
Applications:
Heating and cooling systems.
Functions:
Balancing
Pre-setting
Measuring
Shut-off (The balancing cone for valve sizes 4" - 12" is pressure released).
Dimensions:
Size 2 1/2" - 12"
Pressure class:
Class 150
Temperature / Max. pressure:
14 to 100 °F / 250 psi
200 °F / 235 psi
248 °F / 225 psi
Temperature:
Max. working temperature: 248°F
Min. working temperature: 14°F
Media:
Water or neutral fluids, water-glycol mixtures (0-57%).
Material:
Body: Ductile iron EN-GJS-400-15 (~ ASTM A536 Grade 60-40-18. ISO 1083 Grade 400-15).
Size 2 1/2" - 6": Bonnet, cone and spindle of AMETAL®.
Size 8" - 12": Bonnet and cone of ductile iron EN-GJS-400-15. Spindle of AMETAL®.
Cone (size 4" - 12"): PTFE coated.
Seals: EPDM.
Slip washer: PTFE.
Bonnet bolts: Surface treated steel.
Measuring points: AMETAL® and EPDM.
Handwheel: Size 2 1/2" - 6" polyamide, size 8" - 12" aluminum.
AMETAL® is the dezincification resistant alloy of IMI Hydronic Engineering.
Surface treatment:
Size 2 1/2" - 8": Epoxy painting.
Size 10" - 12": Duasolid painting.
Marking:
Body: TA, Class 150, inch size, flow direction arrow, material and casting date (year, month, day).
CE-marking:
CE: size 2 1/2" - 6"
CE 0409*: size 8" - 12"
*) Notified body.
Face to face length:
ISO 5752 series 1, EN 558-1 series 1.
Articles
Measuring points on body
Bolted bonnet
Measuring points on body
Spindle extension for sizes 2 1/2" - 6" is included.
Class 150, ISO 4200
Size | D [in] | L [in] | H [in] | H 1) [in] | Cvs | lb | Article No *** North America | Article No International |
2 1/2" | 2.875 | 11.42 | 6.42 | 8.78 | 98.3 | 11.9 | 52 172-073 | 52 188-073 |
2 1/2" | 2.996 | 11.42 | 6.42 | 8.78 | 98.3 | 11.9 | 52 188-076 | 52 188-076 |
3" | 3.500 | 12.20 | 6.77 | 9.13 | 142 | 16.5 | 52 172-089 | 52 188-089 |
4" | 4.500 | 13.78 | 8.78 | 11.14 | 214 | 27.1 | 52 172-114 | 52 188-114 |
5" | 5.500 | 15.75 | 10.20 | 12.56 | 340 | 44.3 | 52 188-140 | 52 188-140 |
5" | 5.563 | 15.75 | 10.20 | 12.56 | 340 | 44.3 | 52 172-141 | 52 188-141 |
6" 2) | 6.500 | 18.90 | 10.75 | 13.11 | 462 | 64.3 | 52 188-165 | 52 188-165 |
6" | 6.625 | 18.90 | 10.75 | 13.11 | 462 | 64.3 | 52 172-168 | 52 188-168 |
8" | 8.625 | 23.62 | 16.93 | - | 887 | 140 | 52 167-219 | 52 183-219 |
10" | 10.750 | 28.74 | 16.54 | - | 1375 | 203 | 52 167-273 | 52 183-273 |
12" | 12.750 | 33.45 | 18.90 | - | 1682 | 280 | 52 167-324 | 52 183-324 |
1) Height with spindle extension
2) Not conforming to ISO 4200.
**) Distributed by Victaulic.
→ = Flow direction
Cvs = gpm at a pressure drop of 1 psi and fully open valve.
NOTE: In softwares (HySelect, HyTools) and balancing instrument (TA-SCOPE) the STAG, sizes 2 1/2" - 6", is named STAG*.
Spare part.Included in valve sizes 2 1/2" - 6".
Spindle extension
Spare part.
Included in valve sizes 2 1/2" - 6".
For size | EAN | Article No |
2 1/2" - 6" | 5902276808951 | 52 186-015 |
Identification tag
EAN | Article No |
7318792779206 | 52 161-990 |
AMETAL®/EPDM
Measuring point
AMETAL®/EPDM
d | L [in] | EAN | Article No | |
Size 2 1/2" - 12" | ||||
R3/8 | 1.85 | 7318792813009 | 52 179-008 | |
R3/8 | 4.05 | 7318792814501 | 52 179-608 | |
Handwheel
Size | EAN | Article No |
2 1/2" - 6" | 5902276808968 | 52 186-010 |
8" - 12" | 7318792835001 | 52 186-004 |
(not for 52 179-000/-601)Can be installed without draining of the system.AMETAL®/Stainless steel/EPDM
Measuring point, extension 2.36 in.
(not for 52 179-000/-601)
Can be installed without draining of the system.
AMETAL®/Stainless steel/EPDM
L [in] | EAN | Article No |
2.36 | 7318792812804 | 52 179-006 |
Allen key
For locking of setting.
[mm] | For size | EAN | Article No |
3 | 2 1/2" – 6" | 7318792836008 | 52 187-103 |
5 | 8" – 12" | 7318792836107 | 52 187-105 |
