Length (mm) 3 Screen Installation Free Area (%) (S) Diameter (mm) 4 Screen Element Material Thickness (mm) (S) No. per unit area 6 Drive Chain Type () (P/S) 3 Method of Brush Adjustment (S) Conveyor chain Roller chain 6 Drive Chain Breaking Waterwheel Driven Rotating Brush (If Required/ Load (kN) (S) Provided) 6.4.1.4 Screen Cleaning System 2 Minimum ‘Head-Room’ Available to Drive Waterwheel (m) (P) 2 Brush Diameter (mm) (S) 3 Dimensions of Space 2 Bristle Details (S) Available for Installation of Length (mm) Waterwheel (m) (P) Diameter (mm) 4 Waterwheel Material (S) Material No. per unit area 4 Waterwheel Dimensions (S) 3 Method of Brush Adjustment (S) Width (mm) Diameter (mm) 5 Speed of Rotation of 6.4.2 Brushed/Spiral Screens Waterwheel at max. Flow to be Screened (rpm) (S) 6.4.2.1 General 5 Minimum Head/Flow Rate required To Rotate 1 Direction of Flow through Screen () (P/S) Waterwheel (m or l/s) (S) Upwards Downwards 6.3.3 Self-Powered Drum Screens Sideways (weir mounted) 3 Angle of Inclination of 6.3.3.2 Screen Screen to Weir (P/S) 1 Screen Element Material (P/S) 6.4.2.2 Screen 2 Aperture size (mm) (P/S) 1 Type of Screen Construction () (P/S) 3 Screen Installation Free Perforated plate Area (%) (S) Wedge wire 4 Plate Thickness (mm) (S) 2 Screen Element Material (P/S) 6.4 Powered Screens 3 Aperture size (mm) (P/S) 6.4.1 Band Screens 4 Screen Installation Free Area (%) (S) 6.4.1.1 General 5 Plate Thickness (mm) (S) 6 Wedge Wire Dimensions (mm) (S) 1 Direction of Flow through Screen () (P/S) Profile wires Upwards Support rods Downwards Sideways (weir mounted) 6.4.2.3 Screen Cleaning System 6.4.1.2 Screen General 1 Screen Element Material (P/S) 1 Method of Screen Cleaning Required/ Provided () (P/S) 2 Aperture size (mm) (P/S)
Length (mm) Diameter (mm) Material No. per unit area 3 Method of Brush Adjustment (S) Waterwheel Driven Rotating Brush (If Required/ Provided) 2 Minimum ‘Head-Room’ Available to Drive Waterwheel (m) (P) 3 Dimensions of Space Available for Installation of Waterwheel (m) (P) 4 Waterwheel Material (S) 4 Waterwheel Dimensions (S) Width (mm) Diameter (mm) 5 Speed of Rotation of Waterwheel at max. Flow to be Screened (rpm) (S) 5 Minimum Head/Flow Rate required To Rotate Waterwheel (m or l/s) (S) 6.3.3 Self-Powered Drum Screens 6.3.3.2 Screen 1 Screen Element Material (P/S) 2 Aperture size (mm) (P/S) 3 Screen Installation Free Area (%) (S) 4 Plate Thickness (mm) (S) 6.4 Powered Screens 6.4.1 Band Screens 6.4.1.1 General 1 Direction of Flow through Screen () (P/S) Upwards Downwards Sideways (weir mounted) 6.4.1.2 Screen 1 Screen Element Material (P/S) 2 Aperture size (mm) (P/S) 3 Screen Installation Free Area (%) (S) 4 Screen Element Thickness (mm) (S) 6 Drive Chain Type () (P/S) Conveyor chain Roller chain 6 Drive Chain Breaking Load (kN) (S) 6.4.1.4 Screen Cleaning System 2 Brush Diameter (mm) (S) 2 Bristle Details (S) Length (mm) Diameter (mm) Material No. per unit area 3 Method of Brush Adjustment (S) 6.4.2 Brushed/Spiral Screens 6.4.2.1 General 1 Direction of Flow through Screen () (P/S) Upwards Downwards Sideways (weir mounted) 3 Angle of Inclination of Screen to Weir (P/S) 6.4.2.2 Screen 1 Type of Screen Construction () (P/S) Perforated plate Wedge wire 2 Screen Element Material (P/S) 3 Aperture size (mm) (P/S) 4 Screen Installation Free Area (%) (S) 5 Plate Thickness (mm) (S) 6 Wedge Wire Dimensions (mm) (S) Profile wires Support rods 6.4.2.3 Screen Cleaning System General 1 Method of Screen Cleaning Required/ Provided () (P/S)
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