Apex Pressure Limiting Valve Hot 20mm 500kPa - LVH20500

Model: LVT20500

Apex Pressure Limiting Valve Hot 20mm 500kPa - LVH20500
Use with EVT700

Note: All limiting valves must be protected by a downstream expansion valve of the relative setting as prescribed above.

Application:

• Protection for High (mains) Pressure hot water systems & ring mains
• Compact in-line retrofit solution for balancing domestic cold systems

  Standards:

  • Complies with NZ Building Code G12 (2001)
  • Manufactured to NZS 4608: 1992
  • Cartridge Water marked AS1357.2 LICWMKA 02596  

• Designed to protect systems running hot water up to 80 degrees C.
• Pressure compensated to give constant outlet pressure regardless of inlet pressure.
• Factory set at 500 kPa outlet pressure (Fully compensated).
• Machined, assembled, and 100% tested in NZ.
• Precision machined from Extruded DR Brass.
• Compact design.
• Endurance tested to Australian Standards (50,000 cycles and retested)**.
• Application for AS4020 certification.
• Field tested in high use commercial hot water application.

Flow Chart:

Installation:

• Refer to Specifcations Tab for installation guide.
• Do NOT install Limiting Valve in the ground.
• Do NOT apply heat near valve during installation.
• Install so that both hot and cold supplies are balanced.
• Can be installed in any orientation. For external application, cartridge must be at bottom.
• Must be installed with correct Expansion Valve fitted down stream of a limiting valve.
• To adjust outlet pressure use large Philips/Pozi screw driver, turn adjusting screw clockwise to increase (1 turn = 60 kPa [9psi])

Removable Cartridge:

• All valve seats are contained within cartridge
• No need to remove body from valve train
• Unscrew cartridge to replace or clean filter
• Removal of cartridge will not affect set pressure

Servcing:

• Filter must be cleaned regularly.

LVH 20 500
Inlet: 20mm (3/4”) BSP (male)
Outlet: 20mm (3/4”) BSP (Male)

• Length: 90mm
• Maximum inlet pressure: 2000 kPa
• Outlet Pressure: 500 kPa
• Maximum Temperature: 80 degrees C
• Flow Rate: 75 litres/minute

Downloads
	Apex Catalogue
	Apex Pressure Limiting Valve Hot Specifcations