TA STAS, STAD 52 151-825, STAD 52 151-814, STAD 52 151-820, STAD 52 151-832 Series Manual
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Certification of Registration
Number 2125 and 2125 M
Certified by SP
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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
5-5-12 -
2
With draining
Excl draining
Draining can be installed during operation
Cvs = GPM at a pressure drop of 14,5 psi and fully open valve.
Excl. draining
Draining can be installed during operation
Cvs = GPM at a pressure drop of 14,5 psi and fully open valve.
Excl. draining
Draining can be installed during operation
Cvs = GPM at a pressure drop of 14,5 psi and fully open valve.
STAD: NPT threads
TA No Size D L H
Weight
Lbs Cvs
d=3/4” NPS
52 151-814 1/2” N 1/2 NPT 3.50 4.00 1.5 2.92
52 151-820 3/4” 3/4 NPT 3.81 4.00 1.6 6.61
52 151-825 1” 1 NPT 4.31 4.50 2.0 10.1
52 151-832 1 1/4” 1 1/4 NPT 4.88 4.31 2.6 16.5
52 151-840 1 1/2” 1 1/2 NPT 5.13 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 Cvs
52 167-414 1/2” N 1/2 NPT 4.82 4.00 1.6 2.92
52 167-420 3/4” 3/4 NPT 5.18 4.00 2.1 6.61
52 167-425 1” 1 NPT 6.02 4.50 2.5 10.1
STAS: With solder ends
TA No Size D L H
Weight
Lbs Cvs
52 151-914 1/2” N 1/2” 3.50 4.00 1.4 2.92
52 151-920 3/4” 3/4” 3.81 4.00 1.4 6.61
52 151-925 1” 1” 4.31 4.50 1.9 10.1
52 151-932 1 1/4” 1 1/4” 4.88 4.31 2.4 16.5
52 151-940 1 1/2” 1 1/2” 5.13 4.75 3.1 22.3
52 151-950 2” 2” 6.13 4.75 4.5 38.3
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