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Dual Level Valve (for pump applications)
Application

A high flow rate valve for controlling water flow into large tanks. Designed to reduce pump run time.

Video

 Dual level Reservoir Valve.
 Run-time: 38 seconds

Standards
  • New Zealand Pat. 239796
  • Australian Des. Reg. 110781
  • Australian Pat. No. 653422
Specifications

Working pressure 0 - 700 kPa [0 - 100psi]
  • Minimum temperature: 1˚C.
  • Valve is fully adjustable to allow water level to fall between 65 and 270 mm before opening.
  • Reduces pump motor overload.
  • DR (Dezincification Resistant) lever.
Flow Chart


Installation
  • Inlet pipe must be horizontal and firmly mounted.
  • Inlet flow may need to be reduced at inlet pressure above 500 kPa [72psi].
  • Under certain conditions it may be advisable to install a Water Hammer Arrestor.
  • Fixed Arm must NOT be bent.

Water level differential between pump turning on and off:
A = 200mm gives 65mm water level drop.
A = 375mm gives 270mm water level drop

NOTE¹: Arm distance Min = 200mm & Max = 375mm

NOTE²: Tank Extenders and Extra Back Nuts are available to provide required 150mm spacing between tank wall and valve body (See Product Codes above).


Product Codes

RES DL 32 32mm (1¼" BSP)
RES DL 40 40mm (1½" BSP)
RES DL 50 50mm (2" BSP)


Tank Extenders
RXTTI 32 32mm
RXTTI 40 40mm
RXTTI 50 50mm
Extra Back Nut
RXBN 32 32mm
RXBN 40 40mm
RXBN 50 50mm


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