Apex Pressure Limiting Valve 20mm 500kPa - LV20500

Model: LV20500

Apex Pressure Limiting Valve 20mm 500kPa - LV20500
Use with EVT700

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

Application:
High (mains) pressure systems

Standards:

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

• Pressure compensated to give constant outlet pressure regardless of inlet pressure.
• N.Z. forged, high quality, corrosion resistant DR brass body
• Machined, assembled and 100% tested in N.Z.
• No tools required to service valve.
• Easily adjustable outlet pressure range of 200 to 600 kPa [29 - 87psi]) with Philips screw driver.
• All valve seats and pistons are contained in the easily replaceable cartridge
• Valve cartridge does not need reassembling to clean filter.
• Removal of cartridge will not affect the set pressures.
• No pipe unions, no leaks!

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.

Inlet: 20mm, 3/4" BSP (female)
Outlet: 20mm, 3/4" BSP (male)
Length: 80mm

• High flow rates up to 135 l/m
• Integral 60 mesh (250 micron) strainer
• Maximum inlet pressure: 1600 kPa [230psi]
• Adjustable outlet pressure: 200 to 600 kPa [29 - 87psi]
• Maximum inlet temperature: 65°C
• Minimum temperature: 1°C

Downloads
	Apex Catalogue