Irrigation

DOROT S300 PS/M (3W)

Diaphragm-actuated, Rigid Seal, 3-way Pressure Sustaining/Relief Globe Valve

DOROT S300 PS/M (3W), is a Diaphragm-actuated, Rigid Seal, 3-way Automatic Pilot-controlled, back-pressure sustaining/relief, globe valve, with manual override. The valve maintains a steady, preset pressure in the network, upstream of its location. Should upstream pressure exceed preset values, the valve opens to minimize losses. Should upstream pressure fall below preset values, the valve closes drip-tight.

Downloads

BIM Models

Technical Specifications

Size Unit

Size range

DN40 - DN1000 (1½”- 40")

Pressure rating

PN16, PN25

Working temperature

0ᵒ – 80ᵒ C

End connection type

Threaded, Flanged, Grooved

Standard construction materials

Body and Cover

Ductile Iron

Internal Parts

Up to DN150, 6″ – Stainless Steel

DN200, 8″ and above – Stainless Steel and Coated Steel

Seals + Diaphragm

EPDM

* Other optional materials available upon request

Features & Benefits

Superior seat design, guided by the unique LTP (Linear Throttling Plug)
  • Enables regulation to ‘near-zero’ flow as standard for all valve sizes
  • Provides high reliability and operational stability
Stainless Steel control port sleeves
  • Protects against corrosion and blockage, reducing time and cost on maintenance
Self-cleaning inline filter
  • Cuts down on frequency of inspections and maintenance, significantly reducing labor costs
Low cavitation index
  • Eliminates conditions leading to cavitation over a wide operating pressure range
No dynamic O-rings
  • Superior design reduces ongoing maintenance due to leakage or breakdowns
Simplified control system design
  • Enables smoother operation, more efficient maintenance and precise regulation
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