Features & Benefits

    Body made of corrosion-resistant gunmetal nickel plated

    Double O-ring sealing (DN 10 – DN 25)

    With presetting

    Can be retrofitted as a thermostatic valve

    Technical description

    Application area:

    Heating systems

    Function:

    Pre-setting
    Shut-off

    Dimensions:

    DN 10-32

    Pressure class:

    PN 10

    Temperature:

    Max. working temperature: 120°C, low pressure steam 110°C (230°F)/ 0.5 bar.
    Min. working temperature: -10°C

    Material:

    Valve body: Gunmetal.
    O-rings: EPDM rubber.
    Valve insert: Brass.
    Handwheel (DN 10-20): PP (Polypropylen), tight-packed with protection film, white RAL 9016.
    Handwheel (DN 25-32): PA6.6 GF 30, brass.

    Surface treatment:

    Valve body and fittings are nickel-plated.

    Marking:

    THE, country code, flow direction arrow, DN. II+ -Designation (DN 10 - DN 20).

    Standards:

    Dimensions according to DIN EN 215.

    Pipe connection:

    The female-threaded version is designed for connection to threaded pipe, or in conjunction with compression fittings, to copper precision steel or multi-layer pipe (only DN 15).

    Articles

    Angle

    DN
    D
    d2
    l3
    l4
    l5
    H1
    Kvs
    EAN
    Article No
    10
    Rp3/8
    R3/8
    26
    52
    23,5
    58
    1,70
    4024052110810
    0121-01.500
    15
    Rp1/2
    R1/2
    29
    58
    27
    58
    2,44
    4024052111312
    0121-02.500
    20
    Rp3/4
    R3/4
    34
    66
    29
    58
    2,66
    4024052111817
    0121-03.500

    *) SW1: DN 10 = 22 mm, DN 15 = 27 mm, DN 20 = 32 mm, DN 25 = 41 mm, DN 32 = 49 mm
    SW2: DN 10 = 27 mm, DN 15 = 30 mm, DN 20 = 37 mm, DN 25 = 47 mm, DN 32 = 52 mm


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

    DN 25-32
    Straight

    DN
    D
    d2
    l1
    l2
    H2
    Kvs
    EAN
    Article No
    25
    Rp1
    R1
    84
    118
    73
    6,20
    4024052113415
    0122-04.500
    32
    Rp1 1/4
    R1 1/4
    95
    135
    74
    8,90
    4024052113514
    0122-05.500

    *) SW1: DN 10 = 22 mm, DN 15 = 27 mm, DN 20 = 32 mm, DN 25 = 41 mm, DN 32 = 49 mm
    SW2: DN 10 = 27 mm, DN 15 = 30 mm, DN 20 = 37 mm, DN 25 = 47 mm, DN 32 = 52 mm


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

    DN 25-32
    Angle

    DN
    D
    d2
    l3
    l4
    l5
    H1
    Kvs
    EAN
    Article No
    25
    Rp1
    R1
    40
    75
    30,5
    73
    6,60
    4024052112319
    0121-04.500
    32
    Rp1 1/4
    R1 1/4
    46
    85
    39
    74
    10,10
    4024052112715
    0121-05.500

    *) SW1: DN 10 = 22 mm, DN 15 = 27 mm, DN 20 = 32 mm, DN 25 = 41 mm, DN 32 = 49 mm
    SW2: DN 10 = 27 mm, DN 15 = 30 mm, DN 20 = 37 mm, DN 25 = 47 mm, DN 32 = 52 mm


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

    Straight

    DN
    D
    d2
    l1
    l2
    H2
    Kvs
    EAN
    Article No
    10
    Rp3/8
    R3/8
    59
    85
    56
    1,70
    4024052112913
    0122-01.500
    15
    Rp1/2
    R1/2
    66
    95
    56
    2,44
    4024052113217
    0122-02.500
    20
    Rp3/4
    R3/4
    74
    106
    58
    2,66
    4024052113316
    0122-03.500

    *) SW1: DN 10 = 22 mm, DN 15 = 27 mm, DN 20 = 32 mm, DN 25 = 41 mm, DN 32 = 49 mm
    SW2: DN 10 = 27 mm, DN 15 = 30 mm, DN 20 = 37 mm, DN 25 = 47 mm, DN 32 = 52 mm


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

    Accessories

    Conversion insert for valve bodies with a connector thread for the thermostatic head. Series from 1985.

    Thermostatic insert

    Conversion insert for valve bodies with a connector thread for the thermostatic head. Series from 1985.

    DN
    EAN
    Article No
    10, 15 (3/8", 1/2")
    4024052132614
    1302-02.300
    20 (3/4")
    4024052159215
    2001-03.300

    with connection M30x1,5.Plastic, black.

    Handwheel Mikrotherm DN 25-32 (from 01.2020)

    with connection M30x1,5.
    Plastic, black.

    For DN
    EAN
    Article No
    25 - 32 (1" - 1 1/4") from 01.2020
    4024052973217
    5850-00.325

    Presetting (V-exact II). Conversion insert for valve bodies with a with II / II+ marking. Series from 2013.

    Thermostatic insert

    Presetting (V-exact II). Conversion insert for valve bodies with a with II / II+ marking. Series from 2013.

    DN
    EAN
    Article No
    10, 15, 20 (3/8", 1/2", 3/4")
    4024052841417
    3700-02.300

    Presetting (V-exakt). Conversion insert for valve bodies with a boss marking. Series from 1994.

    Thermostatic insert

    Presetting (V-exakt). Conversion insert for valve bodies with a boss marking. Series from 1994.

    DN
    EAN
    Article No
    10, 15 (3/8", 1/2")
    4024052737611
    3502-24.300

    for copper or precision steel pipe with a 1 mm wall thickness. Brass.

    Support sleeve

    for copper or precision steel pipe with a 1 mm wall thickness.
    Brass.

    Ø Pipe
    L
    EAN
    Article No
    12
    25,0
    4024052127016
    1300-12.170
    15
    26,0
    4024052127917
    1300-15.170
    16
    26,3
    4024052128419
    1300-16.170
    18
    26,8
    4024052128815
    1300-18.170

    for copper or precision steel pipe according to DIN EN 1057/10305-1/2.Female thread connection Rp3/8 – Rp3/4.Metal-to-metal joint. Brass nickel-plated.Support sleeves should be used for a pipe wall thickness of 0.8 – 1 mm. Follow the specifications of the pipe manufacturer.

    Compression fitting

    for copper or precision steel pipe according to DIN EN 1057/10305-1/2.
    Female thread connection Rp3/8 – Rp3/4.
    Metal-to-metal joint.
    Brass nickel-plated.
    Support sleeves should be used for a pipe wall thickness of 0.8 – 1 mm. Follow the specifications of the pipe manufacturer.

    Ø Pipe
    DN
    EAN
    Article No
    12
    10 (3/8")
    4024052174614
    2201-12.351
    14
    15 (1/2")
    -
    2201-14.351
    15
    15 (1/2")
    4024052175017
    2201-15.351
    16
    15 (1/2")
    4024052175116
    2201-16.351
    18
    20 (3/4")
    4024052175215
    2201-18.351

    complete with case, box spanner and replacement seals, for replacing thermostatic inserts without draining off the heating system (for DN 10 to DN 20).

    Fitting tool

    complete with case, box spanner and replacement seals, for replacing thermostatic inserts without draining off the heating system (for DN 10 to DN 20).

    EAN
    Article No
    Fitting tool
    4024052298914
    9721-00.000

    Conversion insert for valve bodies with a "T label". Series to 1985.

    Thermostatic insert

    Conversion insert for valve bodies with a "T label". Series to 1985.

    DN
    EAN
    Article No
    10, 15 (3/8", 1/2")
    4024052217014
    4101-02.300
    20 (3/4")
    4024052217410
    4101-03.300
    25 (1")
    4024052159819
    2001-04.299

    for Alu/PEX multi-layer pipe according to DIN 16836. Female thread connection Rp1/2.Nickel-plated brass.

    Compression fitting

    for Alu/PEX multi-layer pipe according to DIN 16836.
    Female thread connection Rp1/2.
    Nickel-plated brass.

    Ø Pipe
    EAN
    Article No
    16 x 2
    4024052138616
    1335-16.351

    with connection screw.Plastic, white RAL 9016.

    Handwheel Mikrotherm DN 10-20 (DN 25-32 up to 12.2019)

    with connection screw.
    Plastic, white RAL 9016.

    For DN
    EAN
    Article No
    10 - 20 (3/8"-3/4") from 04.1988
    25 - 32 (1" - 1 1/4") from 04.1988 up to 12.2019
    4024052113118
    0122-02.327

    0121-01-500-persp

    Select a format Download

    0122-04-500-persp

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    0121-04-500-persp

    Select a format Download

    0122-01-500-persp

    Select a format Download

    012202327

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    Cut-Mikrotherm-2013

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    Frontpage-Mikrotherm-2020

    Select a format Download

    Frontpage-Mikrotherm-2015

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    Drawings