Features & Benefits

    Special internal geometry

    Allows big pressure drop without noise.

    Adjustable set-point

    Ensure the desired differential pressure.

    Articles

    Flanged

    Flanges according ASME/ANSI B16.42 Class 150.

    Size
    D [in]
    L [in]
    H1 [in]
    H2 [in]
    Cvs
    Weight [lb]
    Article No **
    North America
    Article No
    International
    1.45 - 8.7 psi (10 - 60 kPa)
    1 1/4"
    4.53
    7.09
    21.06
    4.16
    24.36
    83.8
    52 788-632
    52 789-732
    1 1/2"
    5.90
    7.87
    21.06
    4.16
    29.00
    86.0
    52 788-640
    52 789-740
    2"
    6.50
    9.05
    22.05
    4.57
    37.12
    101.4
    52 788-650
    52 789-750
    2 1/2"
    7.09
    11.42
    22.83
    5.31
    63.80
    121.3
    52 788-665
    52 789-765
    3"
    7.48
    12.20
    23.31
    5.87
    81.20
    145.5
    52 788-680
    52 789-780
    4"
    9.06
    13.78
    26.77
    6.89
    139.2
    194.0
    52 788-690
    52 789-790
    5"
    10.04
    15.75
    27.17
    7.48
    168.2
    231.5
    52 788-691
    52 789-791
    7.25 - 21.7 psi (50 - 150 kPa)
    1 1/4"
    4.53
    7.09
    21.06
    4.16
    24.36
    83.8
    52 788-732
    52 789-832
    1 1/2"
    5.90
    7.87
    21.06
    4.16
    29.00
    86.0
    52 788-740
    52 789-840
    2"
    6.50
    9.05
    22.05
    4.57
    37.12
    101.4
    52 788-750
    52 789-850
    2 1/2"
    7.09
    11.42
    22.83
    5.31
    63.80
    121.3
    52 788-765
    52 789-865
    3"
    7.48
    12.20
    23.31
    5.87
    81.20
    145.5
    52 788-780
    52 789-880
    4"
    9.06
    13.78
    26.77
    6.89
    139.2
    194.0
    52 788-790
    52 789-890
    5"
    10.04
    15.75
    27.17
    7.48
    168.2
    231.5
    52 788-791
    52 789-891
    18.8 - 36.2 psi (130 - 250 kPa)
    1 1/4"
    4.53
    7.09
    21.06
    4.16
    24.36
    83.8
    52 788-832
    52 789-932
    1 1/2"
    5.90
    7.87
    21.06
    4.16
    29.00
    86.0
    52 788-840
    52 789-940
    2"
    6.50
    9.05
    22.05
    4.57
    37.12
    101.4
    52 788-850
    52 789-950
    2 1/2"
    7.09
    11.42
    22.83
    5.31
    63.80
    121.3
    52 788-865
    52 789-965
    3"
    7.48
    12.20
    23.31
    5.87
    81.20
    145.5
    52 788-880
    52 789-980
    4"
    9.06
    13.78
    26.77
    6.89
    139.2
    194.0
    52 788-890
    52 789-990
    5"
    10.04
    15.75
    27.17
    7.48
    168.2
    231.5
    52 788-891
    52 789-991


    Cvs = gpm at a pressure drop of 1 psi and fully open valve.

    → = Flow direction

    DAB50_DN40_persp

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    DAB50_DN100

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    DAB50_DN100_persp

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    DAB50_DN40

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    Drawings

    2D3D