Reliance RWC 102 Series Pressure Relief Valve 1/2" M x 15mm 4 Bar - PREL102111

**Stainless Steel Expansion Vessel for Potable Water Applications** Introducing the Reliance Valves Aquasystem Replaceable Membrane Potable Water Expansion Vessel, expertly crafted from stainless steel and specifically designed for potable water applications. This essential component manages the additional pressure within a water system as water heats and expands, ensuring safe operational levels in both sealed heating and cold water systems. By utilising a replaceable membrane, this expansion vessel effectively prevents corrosion and contamination, guaranteeing that your water remains safe for human consumption. The design allows for hassle-free servicing in situ, eliminating the need to remove the vessel during maintenance, thereby saving time and effort. **Features and Benefits:** - **Corrosion-Resistant Design:** The stainless steel bolted flange prevents corrosion, extending the lifespan of the vessel. - **Noise Reduction:** An extra-wide membrane opening facilitates unrestricted flow, minimising noise. - **Internal Protection:** The internal membrane design prevents any water contact with the steel shell, effectively stopping internal corrosion. - **Comprehensive Range:** Available in sizes from 2 to 5000 litres to meet diverse application needs. - **Easy Maintenance:** All models feature a replaceable membrane, allowing for straightforward servicing without removal. - **Pre-Charge Valve:** Equipped with a pre-charge valve for convenient air pressure top-ups. - **Hot and Cold Water Use:** Suitable for both hot and cold water applications only. **Specifications:** - **Capacity:** 60 Litres - **Colour:** Blue - **Pre-Set Pressure:** 3.5 Bar - **Maximum Pressure:** 10.0 Bar - **Minimum Temperature:** -10°C - **Maximum Temperature:** 99°C - **Height:** 783 mm - **Diameter:** 365 mm - **Water Connection:** 1" M BSP - **Product Code:** XVES050090 **Materials:** - **Shell:** Epoxy Coated Steel - **Membrane:** EPDM - **Bolted Flange:** Stainless Steel **Standards and Approvals:** - WRAS approved for capacities up to 1000 litres - CE marked in compliance with Directive PED 97/23/CE - TÜV Certified - Compliance with BS 6920 for materials used in 1000 - 5000 litre models Ensure the safety and efficiency of your water system with our Reliance Valves Aquasystem Replaceable Membrane Potable Water Expansion Vessel. Order yours today!

**Features & Benefits of Hattersley Strainers** - Say goodbye to the issues caused by contaminants in piping systems with Hattersley strainers. - Our strainers feature WRAS-approved internal and external epoxy powder coating for enhanced durability. - Equipped with WRAS-approved gaskets to ensure a secure and reliable seal. **Specifications** - End flanges conform to BS EN 1092-2 PN16, Section 3.2, Table 11, featuring a raised face and typically supplied pre-drilled. - Each strainer comes with a stainless steel perforated element, designed with 1.5mm diameter holes for optimal filtration. - Please note that this product is unsuitable for use with group 2 liquids, as outlined in the Pressure Equipment Directive 2014/68/EU. - Bosses are drilled, tapped, and plugged for ease of installation. **Pressure/Temperature Rating** - Suitable for PN16 applications with a temperature range of -10 to 85°C. Optimise your piping systems efficiently with reliable Hattersley strainers that meet industry standards and provide exceptional filtration capabilities.

Product Specification

Size Options: 3/8", 1/2", 3/4", 1", 1.1/4", 1.1/2", 2"

Connections: Screwed BSPP or NPT

Materials:

• Inlet Nozzle: Stainless Steel
• Body & Bonnet: S.G. Iron (1.1)
• Disk: Metal, Viton, Nylon, PEEK, or Vespel
• Joints & Seals: NBR, FPM, EPDM (varies by model)

Head Type: C (Gas-tight cap)

Suitable Mediums: Steam, Gases, and Liquids

Set Pressure Range: 0.05 to 500 Barg (dependent on size - available with multiple springs)

Temperature Range: -10 to 280°C (this range applies to valves with a metal disk)

For reliable performance in a range of applications, our valves are expertly crafted to meet the highest standards of quality and durability. Choose from various sizes and materials to suit your needs, ensuring optimal compatibility with your systems. Ideal for controlling steam, gases, and liquids, these valves offer flexible pressure settings and a robust temperature range, making them the perfect choice for both industrial and commercial uses.

Explore our extensive selection of valve solutions today to discover the ideal fit for your requirements!