TA STAD Series Manual Download

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Certification of Registration

Number 2125 and 2125 M

Certified by SP

D ENVIRONMEN

& AN

DERSSO

N A

STAD (NPT threads), STAS (soldering)

5-5-12

Balancing valves

2002.04

Draining optional
Valves with draining for 3/4” NPS hose connection.
Valves without draining have a sleeve. This sleeve can
temporarily be removed and a draining kit be fitted, which is
available as an accessory.

Measuring points
The measuring points are self-sealed. Remove the cap and
insert the probe through the seal.

Application:
Heating- and cooling systems.
Tap water systems.

Functions:
Balancing
Pre-setting
Measuring
Shut-off
Draining (optional)

Pressure class:
PN 20

Temperature:
Max. working temperature: 250°F
Min. working temperature: -4°F

Material:
The valves are made of AMETAL

Seat seal: EPDM O-ring
Spindle seal: EPDM O-ring
Handwheel: Polyamide

AMETAL

is the dezincification resistant alloy of TA.

Marking:
Body: PN 20/150, DN and inch size.
Handwheel: Valve type and size.

General

Technical description

Summary of Contents for STAD Series

Page 1: ...accessory Measuring points The measuring points are self sealed Remove the cap and insert the probe through the seal Application Heating and cooling systems Tap water systems Functions Balancing Pre setting Measuring Shut off Draining optional Pressure class PN 20 Temperature Max working temperature 250 F Min working temperature 4 F Material The valves are made of AMETAL Seat seal EPDM O ring Spin...

Page 2: ... 4 75 3 3 22 3 52 151 850 2 2 NPT 6 13 4 75 5 0 38 0 TA No Size D L H Weight Lbs Cvs 52 151 514 1 2 N 1 2 NPT 3 50 4 00 1 5 2 92 52 151 520 3 4 3 4 NPT 3 81 4 00 1 6 6 61 52 151 525 1 1 NPT 4 31 4 50 2 0 10 1 52 151 532 1 1 4 1 1 4 NPT 4 88 4 31 2 6 16 5 52 151 540 1 1 2 1 1 2 NPT 5 13 4 75 3 3 22 3 52 151 550 2 2 NPT 6 13 4 75 5 0 38 0 STAD NPT threads with union end TA No Size D L H Weight Lbs C...

Page 3: ...ully open valve The zero position is calibrated and must not be changed Deviation of flow at different settings The curve Fig 4 is valid for valves with normal pipe fittings Fig 5 Try also to avoid mounting taps and pumps immediately before the valve Fig 4 Setting No of turns Fig 5 The valve can be installed with the opposite flow direction The specified flow details also are valid for this direct...

Page 4: ...c it is easy to calculate the relationship between flow pressure and setting values for all valve sizes Manuals See the following manuals for descriptions of various balancing methods Total hydronic balancing Manual no 1 Balancing control circuits Manual no 2 Balancing distribution systems Manual no 3 Balancing radiator systems Manual no 4 Stabilising differential pressure Sizing Support material ...

Page 5: ...tersects the bar for a 1 valve at the desired pre setting of 2 35 NOTE If the flow rate is out of the scale in the diagram the reading can be made as follows Starting with the example above we get 3 ft Cv 5 9 and flow rate 6 7 GPM At 3 ft and Cv 0 59 we get the flow rate 0 67 GPM and at Cv 59 we get 67 GPM That is for a given pressure drop it is possible to read 10 times or 0 1 times the flow and ...

Page 6: ...on tag incl 1 pc per valve Allen key Tour Andersson retains the right to make changes to its products and specifications without prior notice Accessories TA No L 52 179 014 1 3 4 TA No 52 179 006 TA No 52 186 003 TA No d 52 179 997 3 4 NPS TA No Size 308 812 01 1 2N 308 812 02 3 4 308 812 03 1 308 812 04 1 1 4 308 812 05 1 1 2 308 812 06 2 TA No 52 161 990 TA No 52 187 103 3 mm Pre setting 52 187 ...

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