STAD-R

IMI TA
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​​​​​​​ Balancing valve DN 15-25 with reduced Kv The STAD-R, balancing valve for renovation, delivers accurate hydronic performance in an impressive range of applications. Ideally suited for use on the secondary side in heating, cooling, and tap water systems.

Handwheel

Equipped with a digital read-out, the handwheel ensures accurate and straightforward balancing. Positive shut-off function for easy maintenance.

Self-sealing measuring points

For simple, accurate balancing.

AMETAL®

Dezincification resistant alloy that guarantees a longer valve lifetime and lowers the risk of leakage.

Technical description

Application:

Heating and cooling systems
Tap water systems

Functions:

Balancing
Pre-setting
Measuring
Shut-off
Draining

Dimensions:

DN 15-25

Pressure class:

PN 25 (400 WWP)

Temperature:

Max. working temperature: 120°C.
(For higher temperatures max. 150°C, please contact the nearest sales office).
Min. working temperature: -20°C

Media:

Water or neutral fluids, water-glycol mixtures (0-57%).

Material:

Valve body and bonnet: AMETAL®
Sealing (body/bonnet): EPDM O-ring
Valve plug: AMETAL®
Seat seal: EPDM O-ring
Spindle: AMETAL®
Slip washer: PTFE
Spindle seal: EPDM O-ring
Spring: Stainless steel
Handwheel: Polyamide and TPE

Measuring points: AMETAL®
Sealings: EPDM
Caps: Polyamide and TPE

Draining: AMETAL®
Sealing: EPDM
Gaskets: Fiber-based aramid


AMETAL® is the dezincification resistant alloy of IMI Hydronic Engineering.

Marking:

Body: IMI, TA, PN 25/400 WWP, DN and inch size.
Orange/grey handwheel: TA, valve type and DN.

Connection:

Female thread according to ISO 228.
Thread length according to ISO 7/1.

Articles

With drain

Female threads NPT.
Thread according to ANSI/ASME B1.20.1-1983.

DN
D
L
H
Kvs
Kg
EAN
Article No
d = G3/4
15*
G1/2
84
100
1,27
0,56
5902276836428
52 873-615
20*
G3/4
94
100
2,63
0,64
5902276836435
52 873-620
25
G1
105
105
4,91
0,77
5902276836442
52 873-625

→ = Flow direction


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

*) Can be connected to smooth pipes by KOMBI compression coupling.

Accessories

Measuring point

Max 248°F (intermittent 302°F)
AMETAL®/EPDM

L [in]
EAN
Article No
1.73
7318792813207
52 179-014
4.05
7318793858108
52 179-015

Extension for measuring point M14x1

Suitable when insulation is used.
AMETAL®

d
L [in]
EAN
Article No
M14x1
2.80
7318793969507
52 179-016

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

Allen key

[mm]
EAN
Article No
3
Pre-setting
7318792836008
52 187-103
5
Draining
7318792836107
52 187-105

KOMBI compression coupling

Max.: 100°C
Thrust screw: AMETAL® or brass, nickel plated.
Cone: Brass
(For more information see catalogue leaflet KOMBI.)

Male pipe threads
on thrust screw
For pipes,
diameter
EAN
Article No
G1/2
10
7318792874901
53 235-109
G1/2
12
7318792875007
53 235-111
G1/2
14
7318792875106
53 235-112
G1/2
15
7318792875205
53 235-113
G1/2
16
7318792875304
53 235-114
G3/4
15
7318792875403
53 235-117
G3/4
18
7318792875601
53 235-121
G3/4
22
7318792875700
53 235-123

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