Valves & Actuators

Multi-stage Pressure Reducing Valve (Timed Setting) - SINGER

Application

Used for urban water distribution networks, high-rise buildings, industrial factories.

Function

Reduces inlet pressure into multiple output pressure levels according to preset time points.

Specifications

  • Up to 10 Output Pressure Levels
  • Diameter: DN15-DN1000 (1/2-4’’)
  • Type: Straight/90 degree angle connection
  • Connection standard: Thread/Flange (ANSI, DIN, ISO)
  • Valve body material: Ductile iron/ Copper/ Stainless steel (Depending on customer requirements)
  • Valve body base, shaft, bolts: Stainless steel
  • Valve diaphragm: EPDM/Buna-N
  • Rolling Diaphragm technology reduces vibration when opening and closing
  • Maximum operating pressure of Pilot: 20.7 bar

1 stage pressure reducing valve - SINGER

Application

Used for urban water distribution networks, fire protection systems, high-rise buildings, industrial factories.

Specifications

  • Diameter: DN15-DN1000 (1/2-4'')
  • Type: Straight/90 degree angle connection valve
  • Connection standard: Thread/Flange (ANSI, DIN, ISO)
  • Valve body material: Ductile iron/ Copper/ Stainless steel (Depending on customer requirements)
  • Valve body base, shaft, bolts: Stainless steel
  • Valve diaphragm: EPDM/Buna-N
  • Rolling Diaphragm technology reduces vibration when opening and closing
  • Maximum operating pressure of Pilot: 20.7 bar

Pressure reducing valve for Low Pressure area <1.5 bar - SINGER

Application

Used for urban water distribution networks in areas with low daytime pressure (peak water usage hours), but high at night (off-peak water usage hours).

Function

Open the valve fully during peak water usage hours, reduce pressure during off-peak water usage hours.

Specifications

  • Minimum pressure to open the valve: 0.14 bar (1.4 m Water)
  • Diameter: DN15-DN1000 (1/2-4’’)
  • Type: Straight/90 degree angle connection valve
  • Connection standard: Thread/Flange (ANSI, DIN, ISO)
  • Valve body material: Ductile iron/ Copper/ Stainless steel (Depending on customer requirements)
  • Valve body base, shaft, bolts: Stainless steel
  • Valve diaphragm: EPDM/Buna-N
  • Rolling Diaphragm technology reduces vibration when opening and closing
  • Maximum operating pressure of Pilot: 20.7 bar

Anti-cavitation pressure reducing valve - SINGER

Application

Used for urban water distribution networks, high-rise buildings, industrial factories.

Function

Reduces the inlet pressure into one (1) or more output pressure levels according to preset time points, with the function of eliminating cavitation in case the pressure difference between the inlet and outlet is too large (difference value > 3)

Specifications

  • One or more output pressure levels
  • Diameter: DN15-DN1000 (1/2-4’’)
  • Type: Straight/90 degree angle connection
  • Connection standard: Thread/Flange (ANSI, DIN, ISO)
  • Valve body material: Ductile iron/ Copper/ Stainless steel (Depending on customer requirements)
  • Valve body base, shaft, bolts: Stainless steel
  • Valve diaphragm: EPDM/Buna-N
  • Rolling Diaphragm technology reduces vibration when opening and closing
  • Maximum operating pressure of Pilot: 20.7 bar

Anti-collision valve/ Safety valve - SINGER

Application

Mainly used in large capacity pumping stations in water treatment plants and industry.

Function

Protects against sudden pipeline overpressure, reduces vibration when water hammer occurs, thereby protecting equipment such as pumps and pipeline accessories.

Specifications

  • One or Two Levels of Safety
  • The opening and closing of the valve can be monitored through an electrical signal device mounted on the valve shaft.
  • Diameter: DN15-DN1000 (1/2-40'')
  • Type: Straight/90 degree angle connection valve
  • Connection standard: Thread/Flange (ANSI, DIN, ISO)
  • Valve body material: Ductile iron/ Copper/ Stainless steel (Depending on customer requirements)
  • Valve body base, shaft, bolts: Stainless steel
  • Valve diaphragm: EPDM/Buna-N
  • Rolling Diaphragm technology reduces vibration when opening and closing
  • Maximum operating pressure of Pilot: 20.7 bar

Tank float valve - SINGER

Application

Used for water tanks in high-rise buildings, fire pump tanks, tanks in industrial factories...

Function

Automatically Open/Close the valve by mechanical mechanism to ensure the tank is always filled with water at the preset level.

Specifications

  • Continuous float valve, Two point float valve
  • The opening and closing of the valve can be monitored through an electrical signal device mounted on the valve shaft.
  • Diameter: DN15-DN1000 (1/2-4’’)
  • Type: Straight/90 degree angle connection valve
  • Connection standard: Thread/Flange (ANSI, DIN, ISO)
  • Valve body material: Ductile iron/ Copper/ Stainless steel (Depending on customer requirements)
  • Valve body base, shaft, bolts: Stainless steel
  • Valve diaphragm: EPDM/Buna-N
  • Rolling Diaphragm technology reduces vibration when opening and closing
  • Maximum operating pressure of Pilot: 20.7 bar