Hyjet MHR20-550 Automatic Rain/Mains Changeover System

APPLICATION

• The MHR20 Series is a fully Automatic Hydraulic Rain / Mains water changeover device designed for pressure pump supply systems in harvesting rainwater for the toilet, laundry and household applications with automatic mains backup.
• The MHR20 Valve is designed to operate with an electronic pressure controller with auto-restart not requiring a float switch. This design makes the MHR20 System very simple to install.
• The MHR20 Valve comes with 3/4” outlet, which makes the system ideal for domestic applications. Certified to: WaterMark ATS 5200.477 WMK 60075 Complies with AS/NZS 3500.1 when installed by a licensed plumber.

Note: Should the static mains supply be greater than 400 kPa above the supply pressure of the pump the device will not completely isolate mains water.

CONSTRUCTION

• Pump body: AISI 304 Stainless steel
• Impeller: Stainless steel
• Motor Shaft: Stainless steel
• Mech seal: Ceramic / Graphite / NBR

VALVE SPECIFICATIONS

• Max mains pressure 500 KPa
• Max pump pressure 600 KPa
• Flow rate >70 LPM
• Max Water Temperature 40C
• Rainwater Inlet 25mm 1” BSP F
• Mains Water in 20mm 3/4” BSP F
• Outlets 20mm 3/4” BSP F