STAD-R
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.
Features & Benefits
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 Information
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.
Handwheel: TA, valve type and DN.
Connection:
Female thread according to ISO 228.
Thread length according to ISO 7/1.
Articles
Female threads NPT.Thread according to ANSI/ASME B1.20.1-1983.
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.
Max.: 100°CThrust screw: AMETAL® or brass, nickel plated.Cone: Brass(For more information see catalogue leaflet KOMBI.)
Max.: 100°CThrust screw: AMETAL® or brass, nickel plated.Cone: Brass(For more information see catalogue leaflet KOMBI.)
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
|
Allen key
[mm] | EAN | Article No | |
3 | Pre-setting | 7318792836008 | 52 187-103 |
5 | Draining | 7318792836107 | 52 187-105 |
(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 |
Max.: 100°CThrust screw: AMETAL® or brass, nickel plated.Cone: Brass(For more information see catalogue leaflet KOMBI.)
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 |
Suitable when insulation is used.AMETAL®
Extension for measuring point M14x1
Suitable when insulation is used.
AMETAL®
d | L [in] | EAN | Article No |
M14x1 | 2.80 | 7318793969507 | 52 179-016 |
Max 248°F (intermittent 302°F)AMETAL®/EPDM
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 |
For heating/coolingCFC-free polyurethane. Covered with grey PVC.See catalogue leaflet "Prefab insulations" for complete details.
For heating/coolingCFC-free polyurethane. Covered with grey PVC.See catalogue leaflet "Prefab insulations" for complete details.
Insulation
For heating/cooling
CFC-free polyurethane. Covered with grey PVC.
See catalogue leaflet "Prefab insulations" for complete details.
|
For DN
|
L
|
H
|
D
|
B
|
EAN
|
Article No
|
|
10-20
|
155
|
135
|
90
|
103
|
7318792839108
|
52 189-615
|
|
25
|
175
|
142
|
94
|
103
|
7318792839306
|
52 189-625
|
|
32
|
195
|
156
|
106
|
103
|
7318792839504
|
52 189-632
|
|
40
|
214
|
169
|
108
|
113
|
7318792839702
|
52 189-640
|
|
50
|
245
|
178
|
108
|
114
|
7318792839900
|
52 189-650
|
Identification tag
EAN | Article No |
7318792779206 | 52 161-990 |
Images
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