STAG

IMI TA
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​​​​​​​ 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.

Handwheel

Equipped with a digital read-out, the handwheel ensures accurate and straightforward balancing.

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 is pressure released).

Dimensions:

Size 2 1/2" - 12"

Pressure class:

Class 150
Temperature / Max. pressure:
-4 to 100 °F / 250 psi
200 °F / 235 psi
248 °F / 225 psi

Temperature:

Max. working temperature: 248°F
For higher temperatures (max. 302°F), please contact the nearest sales office.
Min. working temperature: -4°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®.
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" - 5"
CE 0409*: size 6" - 12"
*) Notified body.

Face to face length:

ISO 5752 series 1, BS 2080 and EN 558-1 series 1.

Articles

Bolted bonnet

Measuring points on body

Class 150, ISO 4200

Size
D [in]
L [in]
H [in]
Cvs
lb
Article No **
North America
Article No
International
2 1/2"
2.875
11.42
8.07
98.6
14.1
52 167-073
52 183-073
2 1/2"
2.996
11.42
8.07
98.6
14.1
52 183-076
52 183-076
3"
3.500
12.20
8.66
139
20.1
52 167-089
52 183-089
4"
4.500
13.78
9.45
220
30.9
52 167-114
52 183-114
5"
5.500
15.75
10.83
348
50.0
52 183-140
52 183-140
5"
5.563
15.75
10.83
348
50.0
52 167-141
52 183-141
6" 1)
6.500
18.90
11.22
487
69.0
52 183-165
52 183-165
6"
6.625
18.90
11.22
487
69.0
52 167-168
52 183-168
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


**) Distributed by Victaulic.

1) Not conforming to ISO 4200.

→ = Flow direction


Cvs = gpm at a pressure drop of 1 psi and fully open valve.

Accessories

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

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

Identification tag

EAN
Article No
7318792779206
52 161-990

Handwheel

Complete

Size
EAN
Article No
2 1/2" - 6"
7318792834806
52 186-002
8" - 12"
7318792835001
52 186-004

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

Name Document Type Download All
STAG_EN_MAIN.pdf Technical Specifications
STAG_US_low.pdf Technical Specifications
STAF_STAF-SG_STAF-R_STAG_instruction.pdf Installation Instructions
Exchange of handwheel STA_instr.pdf Installation Instructions
Servicekit STAD_STAF_instr.pdf Installation Instructions
STAF-SG_STAG_DN20-150_ED2910E.pdf Legal Documents
STAF-SG_STAG_DN200_ED2903E.pdf Legal Documents
STAF-SG_STAG_DN250-300_ED2907E.pdf Legal Documents
Decl_of_Conf_STAG_DN65-DN150.pdf Legal Documents
Decl_of_Conf_STAG_DN200-DN300.pdf Legal Documents
PED_TA_Ljung_KIWA_INSPECTA_PPC_22513.pdf Approvals

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