Page 195 - Toro Irrigation Product Catalogue August 2020

Air Release Valves

ARV-1-A 25 mm MBSP ARV-2-KA 50 mm MBSP
Combination Air Combination Air
Release Valve Release Valve

Application Application

Designed to efficiently extract Designed to efficiently extract
the air trapped in pipes and filter the air trapped in pipes and filter
systems. systems.

Features Features

• One seal which expels both kinetic and residual air • Unique double seal system, one for kinetic performance and
automatically, regardless of water pressure. another for permanent automatic control.
• Exclusive Y shaped air discharge outlet allows a much • Triangular discharge outlet and low density float ensures
greater air flow than in other valves in both the intake and water tightness. No water discharge regardless how slowly
discharge phase. the system is pressurised or emptied.
• Simple design with only five parts. Is easy to disassemble for • Polyurethane main seal resistant to fertiliser and system
cleaning and maintenance. cleaning chemicals.
• Red coloured body for easy • Screen in outlet elbow to prevent entry of foreign material.
field identification. • 32 mm FBSP outlet to allow for pipe plumbing exhaust.
• Red coloured body for easy
Operation field identification.

1. Expels air from the pipe network as the lines fill. When the Operation
water reaches the interior of the valve the float rises and
seals the discharge outlet. 1. Expels air from the pipe network as the lines fill. When the
2. Continually expels air automatically when residual pockets water reaches the interior of the valve the float rises and
of air reach the valve. Air pockets are expelled regardless of seals the discharge outlet.
water pressure. 2. Continually expels air automatically when residual pockets
3. Prevents vacuum and subsequent pipe collapse because as of air reach the valve. Air pockets are expelled regardless of
soon as pressure is decreased the float drops, opening the water pressure.
seal and allowing outside air into the pipe system.
3. Prevents vacuum and subsequent pipe collapse because as
soon as pressure is decreased the float drops, opening the
Specifications seal and allowing outside air into the pipe system.

• Inlet: 25 mm (1”) MBSP Specifications
• Seals at 20 kPa water pressure.
• Maximum working pressure: • Inlet: 50 mm (2”) MBSP
1200 kPa. • Seals at 20 kPa water pressure.
• Air volume extracted at 70 kPa • Maximum working pressure:
is 24.5 m3/hr. 1600 kPa.
• Fibreglass reinforced Polyamide • Air volume extracted at 30 kPa is 370 m3/hr.
body and base for UV protection.
• Fibreglass reinforced Polyamide body and base for UV
protection.

Ordering Information Ordering Information

Code Description Code Description
1014900 ARV-1-A 25 mm MBSP Air Release Valve 1014901 ARV-2-KA 50 mm MBSP Air Release Valve
1014900SPK ARV-I-A Valve Service Kit 1014901SPK ARV-2-KA Valve Service Kit

Company policy is one of constant improvement and therefore changes in specifications may
181 be made without notice and without incurring liability. Please refer to www.toro.com.au
Toro Australia Pty Ltd, 53 Howards Road, Beverley, South Australia, 5009.
Phone 1300 130 898, fax (08) 8243 2488. A.B.N. 47 001 310 443