Features & Benefits

    Easy selection, broad product portfolio

    Standards

    All valves are DVGW and WRAS type approved and comply with the EN 1587 and DIN 1988 standards.

    High blow off rates

    Enhanced lift and capacity thanks to a special valve construction.

    Technical description

    Application:

    Potable water supply according to DIN 1988
    Process water supply in industrial and building technology
    Snow-making equipment
    Fire-fighting equipment and sprinkler systems
    Shipbuilding industry and offshore plants

    Functions:

    Protection against extreme supply pressures.

    Dimensions:

    DN 15 - DN 100

    Pressure:

    SP Standard version
    Inlet pressure:
    DN 15 - 50 (PN40) up to 40 bar,
    DN 65 - 100 (PN16) up to 16 bar.
    Outlet pressure:
    1 to 8 bar
    High and low-pressure (HP and LP) versions available on request.

    Temperature:

    Max. admissible temperature, TS: 120 °C
    Min. admissible temperature, TSmin: -20 °C

    Media:

    For water, neutral and non-sticking liquids, compressed air and neutral gases; optionally with FPM elastomere seals for non-neutral media i.e. oils, fuels, oil-laden compressed air, etc.
    Not suitable with steam.

    Material:

    Body: Gunmetal CC499K. Stainless steel version available on request.
    Internal parts: Gunmetal CC499K, Stainless Steel 1.4404
    Spring: Spring steel with anti-rust protection 1.1200
    Seals: EPDM
    Strainer: Stainless Steel 1.4404. Mesh size DN 15 to DN 32 0,6 mm DN 40 and up 0,75 mm

    Approvals:

    Constructed according to DIN EN 1567,
    DIN 1988, DIN EN ISO 3822 and
    PED 2014/68/EU.
    DIN-DVGW type examination (up to 80°C)
    Type approval ACS
    Type approval WRAS (up to 85°C)
    TR ZU 032/2013 - TR ZU 010/2011

    Marking:

    DN, material, and flow direction arrow. Label with technical specification, place of origin and CE.

    Warranty:

    2-year warranty

    Articles

    Inlet pressure 40 barOutlet pressure 1-8 bar

    Male threads

    Inlet pressure 40 bar
    Outlet pressure 1-8 bar

    DN
    G1
    L
    l
    h
    H
    m
    [kg]
    SW1
    Coefficient of flow
    Kvs**
    m3/h
    EAN
    Article No
    15
    1/2
    142
    80
    33
    102
    1,2
    30
    3
    301052-00400
    20
    3/4
    158
    90
    33
    102
    1,3
    37
    3,5
    301052-00500
    25
    1
    180
    100
    45
    130
    2,4
    46
    6,7
    301052-00600
    32
    1 1/4
    193
    105
    45
    130
    2,6
    52
    7,6
    301052-00700
    40
    1 1/2
    226
    130
    70
    165
    5,5
    65
    12,5
    301052-00800
    50
    2
    252
    140
    70
    165
    6,0
    75
    15
    301052-00900

    Inlet pressure SP, HP up to 16 barOutlet pressure 1-8 bar

    Flanged

    Inlet pressure SP, HP up to 16 bar
    Outlet pressure 1-8 bar

    DN
    D
    L
    m
    [kg]
    h
    H
    K/nxd
    Coefficient of flow
    Kvs**
    m3/h
    EAN
    Article No
    65
    185
    290
    20
    89
    235
    145 / 4xM16
    40
    301052-01000
    80
    200
    310
    22
    96
    235
    145 / 8xM16
    50
    301052-01100
    100
    200
    350
    40
    102
    320
    160 / 8xM16
    80
    301052-01200

    *) Inlet EN 10226
    **) The Kvs value was determined according to EN 60534-2-3. Instructions on how to determine size and capcity are to be found in the graphs.

    Accessories

    Valve insert

    DN
    Article No
    15
    301052-00410
    20
    301052-00510
    25
    301052-00610
    32
    301052-00710
    40
    301052-00810
    50
    301052-00910
    65
    301052-01010
    80
    301052-01110
    100
    301052-01210

    Display range 0-10 (0-25) bar, with green marking indicating working pressure range. Bottom connection.

    Manometer

    Display range 0-10 (0-25) bar, with green marking indicating working pressure range.
    Bottom connection.

    DN
    Pressure Range
    Article No
    15-50
    0-10 bar
    301052-00420
    65/80
    0-25 bar
    301052-01020
    100
    0-25 bar
    301052-01220

    30105200700

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    30105200400

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    30105200900

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    30105201100

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    30105201000

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    30105200431

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    Pressure_Reducers_front

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    30105200500

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    30105201200

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    30105200800

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    30105200600

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