ST-90-B

The ST-90-B synthetic turf rotor is designed for installation in natural turf adjacent to the playing surface — the perfect solution for small and midsize fields.
Application Synthetic Sports Turf Fields
Radius 31.4 to 36.6 m
Flow 16.9 to 20.9 m³/hr
Flow 282.0 to 348 l/min
Inlet Size 40 mm BSP
Product Line
ST System

Models

Model Description Add to List
ST-90-B-73 Synthetic turf rotor, 7.5 cm pop-up, jar-top cap, adjustable from 40° to 360°, 1½" (40 mm) BSP inlet, nozzle 73 installed +
ST-90-B-83 Synthetic turf rotor, 7.5 cm pop-up, jar-top cap, adjustable from 40° to 360°, 1½" (40 mm) BSP inlet, nozzle 83 installed +
ST-90-B
ST-90-B
ST-90-B
User installed options

Contact your local distributor for product availability and ordering.

Specifications

Operating Specifications

  • Radius: 31.4 to 36.6 m
  • Flow: 16.9 to 20.9 m3/hr; 282 to 348 l/min
  • Operating pressure range: 6.9 to 8.3 bar; 690 to 830 kPa
  • Precipitation rate: 35 mm/hr approximately
  • Warranty period: 5 years for component parts

 

User-Installed Options

  • Rubber Cover Kit ST-90-B: P/N 234200

Features

The perfect solution for small-to-midsize synthetic turf field layouts. Designed for installation adjacent to the synthetic field, the ST-90-B Rotor provides a cost-competitive solution with a radius range of up to 36.5 m.

Key Benefits

Flexible arc adjustment from 40° to 360° offers narrow-to-wide coverage
QuickCheck™ Arc Mechanism lets you verify the arc setting without waiting for the sprinkler to finish its rotation
Through-the-top arc adjustment allows you to easily set the arc at the sprinkler head
Water-lubricated gear drive delivers reliable operation without clogging
Factory-installed rubber logo cap increases athlete safety on the field
Nozzle trajectory: 22.5°

Advanced Features

The ST-90-B rotor features jar-top access to the riser assembly for easy maintenance and a smaller exposed surface area that minimizes sprinkler contact for greater player safety.

Charts

 
STG-900 Nozzle Performance Data
Nozzle Pressure Radius Flow Precip mm/hr
  bar kPa m m³/hr l/min
73 
Orange
7.0 700 31.4 16.9 282 34.3 39.6
7.5 750 33.2 17.5 291 31.7 36.6
8.0 800 35.1 18.1 301 29.4 34.0
83 
Tan
7.0 700 34.1 19.1 319 32.8 37.9
7.5 750 35.4 20.0 333 32.0 37.0
8.0 800 36.6 20.9 348 31.2 36.1

Note: All precipitation rates calculated for 180° operation. For precipitation rate of a 360° sprinkler, divide by 2.

Requires minimum 7.0 bar; 700 kPa dynamic pressure supplied to swing joint inlet.

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