STAF-R

A flanged balancing valve in bronze, that delivers accurate hydronic performance in an impressive range of applications. STAF-R is ideal for use mainly on the secondary side in tap water, heating and cooling systems.

Product Information

Balancing valve – PN 16 (DN 65-150) – Bronze

A flanged balancing valve in bronze, that delivers accurate hydronic performance in an impressive range of applications. STAF-R is ideal for use mainly on the secondary side in tap water, heating and cooling systems.

Technical description

Application:

Heating and cooling systems
Tap water systems

Functions:

Balancing
Pre-setting
Measuring
Shut-off (The balancing cone is pressure released).

Dimensions:

DN 65-150

Pressure class:

PN 16

Temperature:

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

Material:

Body: Bronze CuSn5Zn5Pb5.
Bonnet, restriction cone and spindle: AMETAL®.
Seat seal: Cone with EPDM ring.
Bonnet bolts: Chromed steel.
Handwheel: Polyamide.

AMETAL® is the dezincification resistant alloy of TA.

Marking:

Body: TA, PN, DN, CE, flow direction arrow, material and casting date (year, month, day).

Face to face length:

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

Product Articles

Articles

Bolted bonnet

PN 16, ISO 7005-3, EN 1092-3

DN
Number of
bolt holes
D
L
H
Kvs
Kg
EAN
Article No
65-2
4
185
290
205
85
14.3
7318792824906
52 181-765
80
8
200
310
220
120
18.7
7318792825002
52 181-780
100
8
220
350
240
190
24.6
7318792825101
52 181-790
125
8
250
400
275
300
36.8
7318792825200
52 181-791
150
8
285
480
285
420
52
7318792825309
52 181-792

→ = Flow direction


Kvs = m3/h at a pressure drop of 1 bar and fully open valve.

Accessories

Measuring points

d
L
EAN
Article No
DN 65 – 300
3/8
47
7318792813009
52 179-008
3/8
103
7318792814501
52 179-608

Measuring point

Extensions 60 mm (not for 52 179-000/-601).
Can be installed without draining of the system.

EAN
Article No
7318792812804
52 179-006

Measuring point

For older STAD and STAF
Max 150°C

d
L
EAN
Article No
DN 65-150
R3/8
30
7318792812903
52 179-007
R3/8
90
7318792814402
52 179-607

Identification tag

Incl 1 pc per valve

EAN
Article No
7318792779206
52 161-990

Handwheel

Complete

DN
EAN
Article No
65 - 150
7318792834806
52 186-002

Allen key

[mm]
For DN
EAN
Article No
3
65 - 150
7318792836008
52 187-103

Insulation

For heating/cooling
See catalogue leaflet Prefab insulations for complete details.

For DN
L
D
C
EAN
Article No
50
390
250
252
7318792840708
52 189-850
65
450
270
272
7318792840807
52 189-865
80
480
290
292
7318792840906
52 189-880
100
520
320
322
7318792841002
52 189-890
125
570
350
352
7318792841101
52 189-891
150
660
380
382
7318792841200
52 189-892

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Technical Specifications

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