TWORETT, TA-UNI

Compatible with most radiators on the market, this pre-assembled manifold for two-pipe radiator systems delivers balancing and room temperature control functionality.

Product Information

Manifolds assemblies – Two-pipe

Compatible with most radiators on the market, this pre-assembled manifold for two-pipe radiator systems delivers balancing and room temperature control functionality.

Technical description

Application:

Heating systems

Functions:

Regulating
Presetting
Shut-off

Dimensions:

DN 10

Pressure classe:

PN 10

Max. differential pressure:

The max. pressure difference allowed for the valve not to open against a closed thermostat: 100 kPa.

Temperature:

Max. working temperature: 120°C
Min. working temperature: -10°C

Material:

Diverters:
Valve body: Hot stamped brass
Valve stem: Brass
O-rings: EPDM rubber
Radiator valves:
TRV-2, TRV-2S:
Valve body: AMETAL®
Other parts: see separate catalogue leaflet.
RVT and RVO:
Valve body: Hot stamped brass
Valve stem: AMETAL®
O-rings: EPDM rubber
Return spring and screw: Stainless steel
Others:
Connection pipes: Steel
Radiator connections: AMETAL®

AMETAL® is the dezincification resistant alloy of TA.

Surface treatment:

Nickel-plated

Identification:

The distributors are marked with TA and a flow direction arrow on the valve body.
TWORETT:
The RSD 802 is marked on its cap with RSD 802, 2-pipe.
TA-UNI:
The cap is marked with 1 or 2 to indicate whether it is set for one- or two-pipe application.

All radiator valves are marked with TA and flow direction arrow on the valve body.
TRV-2/TRV-2S are also marked with country code and dimension, TRV-2 with CEN symbol.
TRV-2: White protection cap.
TRV-2S: Red protection cap. The locking nut at the valve insert is marked in red.

Product Articles

Diverter

TWORETT/RSD 802

DN
Da
Kvs*
EAN
Article No
RSD 802 2-pipe
10
M22x1,5
1,54
7318792694400
50 802-100

TA-UNI

DN
Da
Kvs*
EAN
Article No
2-pipe
10
M22x1,5
1,0
7318792642906
50 600-200
(convertable to 1-pipe)

*) Whole manifold assembly.

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

Valves with presetting

TRV-2, TRV-2S Straight

Thermostatic controlled

DN
D
Da
L1
L2**
H
KvΔT2K
EAN
Article No
TRV-2
10
12
M22x1,5
36
107
50
0,047-0,468
7318793759207
50 861-112
TRV-2S
10
12
M22x1,5
36
107
50
0,017-0,316
7318793848000
50 861-212

TRV-2, TRV-2S Reversed angle

Thermostatic controlled

DN
D
Da
L
L1
L2**
H
KvΔT2K
EAN
Article No
TRV-2
10
12
M22x1,5
27
37
108
46,5
0,047-0,468
7318793850508
50 864-112
TRV-2S
10
12
M22x1,5
27
37
108
46,5
0,017-0,316
7318793864802
50 864-212

**) Valve with fitted thermostatic head TRV 300.

KvΔT2K = The values are valid when used together with thermostic head TRV 300 (without diverter).

Valves without presetting

RVO Angle

Hand controlled

DN
D
Da
L
L1
H
Kvs
EAN
Article No
10
12
M22x1,5
27
67
34
1,0
7318792644405
50 610-112

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

Connection pipe

Connection pipe

L
ØD
EAN
Article No
1100
12
7318793923103
50 630-001

Radiator connections

Elbow

d
Da
L
H
EAN
Article No
M22x1,5
M22x1,5
27
26,5
7318792689802
50 702-510

Straight

d
Da
L
L1
EAN
Article No
R3/8
M22x1,5
25
8
7318792687402
50 701-510
R1/2
M22x1,5
25
10
7318792687600
50 701-516

Straight with O-ring

d
Da
L
EAN
Article No
G3/8
M22x1,5
33
7318793825704
50 707-610
G1/2
M22x1,5
33
7318793825803
50 707-616

Nickel plated

d
L1
For MT-pipe
D
N
EAN
Article No
M22x1,5
14
16x2,0
25
2 sets/package
7318793976208
53 693-816

1) Over all length.


Thermostatic head - see catalogue leaflet TRV 300.
Thermoelectric actuator - see catalogue leaflet EMO T.
Other accessories - see catalogue leaflet ACCESSORIES.
Couplings - see catalogue leaflet FPL.

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Technical Specifications

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