Niezgodka Type 19.1 Safety Valve - SG Iron - Lever

**Product Specification: High-Performance Pressure Relief Valves** **Sizes Available:** - 1/2" x 1" - 3/4" x 1" - 1" x 1" **Connections:** - Screwed NPT Male Inlet x Screwed NPT Female Outlet - Flanged ANSI 150 Inlet x Flanged ANSI 150 Outlet - Flanged ANSI 300 Inlet x Flanged ANSI 150 Outlet **Body Components:** - **Bonnet:** Crafted from Cast Steel (to ASME SA216 WCB) or Stainless Steel (to ASME SA351 CF8M). - **Nozzle and Seat:** Made of 316 Stainless Steel. **Disk Options:** - Standard: 316 Stainless Steel - Optional: 316 Stainless Steel with a Viton insert for enhanced sealing. **Joints & Seals:** - Standard: Non-asbestos - Optional: PTFE or Graphite seals available for added durability. **Suitable Mediums:** - Gas, Vapour, and Liquids **Set Pressure Range:** - 0.75 to 156.7 Barg - 11 Psig to 2272 Psig **Temperature Range:** - -190°C to +538°C (dependent on material and spring selection) **Design Standards:** - Conforms to API 520 / 527 standards and is type-approved by DNV, BV, and ABS for pressure vessels and LPG/LNG cryogenic applications. **Important Note:** The maximum set pressure for flanged valves is determined by the flange rating, which varies with temperature. --- Optimise your operations with our high-performance pressure relief valves, designed for demanding applications and engineered to meet stringent industry standards. Perfect for managing pressure in various gas and liquid systems, our valves are reliable and built to last.

Introducing the Reliance Valves Aquasystem Stainless Steel Expansion Vessel, expertly designed for potable water applications. This essential component is built to manage the additional pressure within a water system as the water heats up and expands. By incorporating these expansion vessels, you can effectively prevent pressure build-up in both sealed heating systems and cold water systems, ensuring safe operational levels. Each vessel features a replaceable membrane that safeguards the water from corrosion or contamination, guaranteeing its safety for human consumption. The innovative design allows for easy servicing in situ, without the need to dismantle the vessel.

**Key Features and Benefits:**

• Stainless steel bolted flange ensures longevity and resists corrosion
• Extra-wide membrane opening reduces noise by minimising flow restrictions
• Internal membrane design prevents direct water contact with the steel shell, eliminating internal corrosion
• A comprehensive range available, from 2 to 5000 litres, catering to all application requirements
• All models come with a replaceable membrane to simplify servicing without removal
• Equipped with a pre-charge valve for easy air pressure adjustments
• Designed specifically for use with hot and cold water only

**Specifications:**

• Capacity: 3000 Litres
• Colour: Red
• Pre-Set Pressure (Bar): 4
• Maximum Pressure (Bar): 10.0
• Minimum Temperature: -10°C
• Maximum Temperature: 99°C
• Height: 2790mm
• Diameter: 1200mm
• Water Connection: DN65
• Product Code: XVES050200

**Materials:**

• Shell: Epoxy Coated Steel
• Membrane: EPDM
• Bolted Flange: Stainless Steel

**Standards and Approvals:**

• WRAS approved for vessels up to 1000 litres
• CE marked in accordance with Directive PED 97/23/CE
• TUV Certified
• Materials for 1000 - 5000 litre models comply with BS 6920

Enhance your water system’s efficiency and safety with the Reliance Valves Aquasystem Stainless Steel Expansion Vessel. Ideal for both commercial and domestic applications, it guarantees durability and easy maintenance.

**Valpres 600 Series Butterfly Valve with Valbia 85 Series Electric Actuator** Introducing the Valpres 600 series butterfly valve, expertly engineered for reliable performance, featuring a robust iron body coupled with a stainless steel disc and stem. This valve is further enhanced with an EPDM liner for optimal sealing and longevity. Complementing the valve, the Valbia 85 series ISO direct mount quarter-turn electric actuator features a durable techno-polymer housing, ensuring excellent protection with an IP67 rating. This actuator includes a manual override and visual position indication for easy operation. Equipped with two limit switches, it allows for remote indication of the open and closed positions, while an electronic torque limiter provides additional safety. An internal anti-condensation heater is also included to enhance performance in varying environmental conditions. The actuator is fitted with PG11 electrical connections and comes with a compatible mounting kit, ensuring a hassle-free installation process. Each unit is fully assembled and function tested to guarantee quality. **Specifications:** - **Size Range:** 1¼” to 24” - **Body Types:** - Wafer Pattern to suit various flange drillings - Wafer Lugged Pattern for PN16 flanges - **Body Materials:** - Wafer Pattern: Cast Iron - Wafer Lugged Pattern: Ductile Iron - **Trim Material Options:** SG Iron disc with NBR or Viton liner - **Operating Voltages:** Available in 12V AC/DC, 24V AC/DC, and 110/240V - **AC Actuator Options:** - On/Off (Fail Fixed) - On/Off with Battery Backup (Fail Close or Fail Open) - Positioner with 4 to 20 mA and 0 to 10 Volt DC signal - Battery Backup and Positioner options available. - Valbia 86 series actuator featuring an aluminium enclosure (with all options listed above). Ideal for a range of industrial applications, the Valpres 600 series butterfly valve paired with the Valbia 85 series actuator offers exceptional durability and functionality, ensuring seamless operation in your processes.