Model No: PVOPD-NB
ERARDO make Dead Weight Breather Valve / Pressure Vacuum Relief Valve with Nitrogen Blanketing Provision. This mode used where vacuum side Nitrogen connection required.
| Specification | Details |
| Manufacturing Standard | API 2000 7th Edition |
| Testing Standard | API 2000 7th Edition, API 2521 |
| Sizes | 1 inch to 24 inch |
| Body Construction | Carbon Steel, SS 304, SS 316, Aluminium |
| End Connection | ANSI 150# |
Era Technologies is Prime Indian Manufacturer & Exporter of Erardo, Era Make Breather Valve, also known as a pressure vacuum relief valve, is a safety device commonly used in storage tanks, processing plants, and other containment systems to manage internal pressure and prevent over-pressurization or vacuum conditions.
Our world wide Presence in Malaysia, Singapore, Indonesia, Thailand, Vietnam, UAE, Saudi Arabia, Oman, Kuwait, Iran, Egypt, Yemen, Qatar, Bahrain, Turkey, Libya, Iraq, Syria, Algeria, Vietnam, Venezuela, Chile, Colombia, Nigeria, Kenya
Special Features
- Low Blow Down The diaphragm design such that blow down is minimized to 1015 for Pressure Relief and 1520 for Vacuum relief
- Low Leakage and reduced vapor loss
- High Flow Capacity
- Easy maintenance
- PVRV designed Manufactured and Tested as per API 2000 Standard 7th Edition
Model No PVOPD Open Vent Dead Weight Loaded
- The Valve pallet is guided within housing to protect against the weather
- Seal best to the normal values which minimize product loss
- Maximum flow with low pressure drop
- All Body of PVs are made by Invest Casting Lost Wax Process
- Available MOC A216 Gr WCB CF8 CF8M and Aluminium LM6
- Size 15 NB to 600 NB
Model No PVOPS Open Vent Spring Loaded
- Higher Set Pressure Vacuum from 1000 mmWC to KgCm2 will be achieve by Spring
- Seal best to the normal values which minimize product loss
- Maximum flow with low pressure drop
- All Body of PVs are made by Invest Casting Lost Wax Process
- Available MOC A216 Gr WCB CF8 CF8M and Aluminium LM6
- Size 15 NB to 600 NB
FAQs of Breather Valve:
Q: What applications is the Breather Valve suitable for?
A: The Breather Valve is suitable for use in Oil, Gas, Chemical and Pharmaceutical applications.
Q: What type of Breather Valve is available?
A: The Breather Valve is available in Dead Weight and Spring Loaded types.
Q: What is the temperature range for the Breather Valve?
A: The Breather Valve can operate in temperatures ranging from -20 to 100 Celsius (oC).
Q: What media can the Breather Valve handle?
A: The Breather Valve can handle Water, Gas and Oil media.
Q: What is the weight of the Breather Valve?
A: The Breather Valve weighs 10 Kilograms (kg).
Optimized for Safety and PerformanceOur Breather Valve with Nitrogen Blanketing is engineered to provide reliable overpressure and vacuum protection for large storage tanks. Meeting stringent international standards, its direct acting mechanism ensures stable operation, while the flame arrestor and corrosion-resistant design add an extra layer of process safety.
Customizable and Versatile DesignThis valve offers varied mounting orientations, inlet/outlet sizes, and sealing materials to adapt seamlessly to your operational requirements. Accessories such as weather hoods and lifting lugs provide added convenience, while electro-polished and epoxy-coated finishes deliver enhanced durability in demanding industrial settings.
Simplified Maintenance and Easy AccessThoughtfully constructed with maintenance in mind, our valve features easy-access servicing points. Its robust and low-maintenance assembly means reduced downtime and operational costs, allowing your critical process systems to remain protected with minimal intervention.
FAQ's of Breather Valve with Nitrogen Blanketing:
Q: How does the Breather Valve with Nitrogen Blanketing enhance storage tank safety?
A: It provides overpressure and vacuum protection by venting tanks during filling or withdrawal. The nitrogen blanketing prevents oxygen ingress and volatile emissions, significantly reducing explosion and contamination risks.
Q: What maintenance steps are involved, and how easy is valve servicing?
A: Routine visual inspection and occasional cleaning of the housed assembly are typical. The valve's design allows for tool-free access to key components, reducing maintenance time and facilitating low operational costs.
Q: When should I install a breather valve with nitrogen blanketing?
A: Install this valve for tanks storing chemicals, pharmaceuticals, or flammable liquids, especially when product purity or vapor loss minimization is essential, and to comply with safety standards in process industries.
Q: Where can this valve be mounted, and are there specific orientation requirements?
A: The valve is designed for vertical mounting as standard, but horizontal orientation is available upon request. This versatility ensures it fits seamlessly onto new or existing tanks and vessels.
Q: What are the available customization options for the valve?
A: Options include different surface finishes (epoxy-painted, electro-polished, sand blasted), connection types (BSP/NPT/ANSI/custom), sealing materials (Buna-N, PTFE, Viton, EPDM), and accessories like pressure gauge ports, lifting lugs, and sampling points.
Q: How does the tight shut-off design benefit my process?
A: The tight shut-off minimizes leakage in accordance with API 2000 standards, which conserves inert gas, prevents air ingress, and maximizes product safety during storage and handling.
Q: What is the process for setting or adjusting the pressure set point?
A: The self-actuated, direct-acting mechanism offers an adjustable set point feature. Adjustments are made through accessible controls, allowing precise configuration within the 10 mm WC to 700 mm WC range to suit process requirements.
