Description
Bell & Gossett 1BN349LF PTA-30V ASME Expansion Tank — 15 Gallon
The Bell & Gossett PTA-30V (SKU 1BN349LF) is a 15-gallon ASME-rated expansion tank engineered for reliable pressure management in closed-loop hydronic heating and cooling systems. Featuring a durable steel shell, a corrosion-resistant polypropylene liner, and a high-quality butyl diaphragm, this tank is built to handle demanding commercial and residential hydronic applications with long-term dependability.
Key Specifications
- Tank Capacity: 15 Gallons
- System Connection: 1″ NPTF
- Maximum Working Pressure: 150 PSI
- Maximum Operating Temperature: 240°F
- Precharge Pressure: 40 PSI
- Shell Material: Steel
- Liner Material: Polypropylene
- Diaphragm Material: Butyl
- Certification: ASME
- Model: PTA-30V
Features & Benefits
- ASME-certified construction ensures compliance with industry safety and quality standards
- Polypropylene liner protects the steel shell from corrosion and extends service life
- Butyl diaphragm provides excellent resistance to water absorption and long-term flexibility
- Factory-set 40 PSI nitrogen precharge simplifies installation and reduces setup time
- 1″ NPTF system connection for straightforward integration into existing hydronic piping
- Rated for up to 150 PSI working pressure and 240°F operating temperature for high-demand systems
- Absorbs thermal expansion in closed hydronic systems, protecting pumps, valves, and boilers from pressure surges
Application
The Bell & Gossett PTA-30V expansion tank is ideal for use in closed-loop hydronic heating systems, chilled water systems, and potable water applications where thermal expansion control is required. Its ASME rating makes it suitable for commercial installations and code-compliant projects.
Why Choose Bell & Gossett?
Bell & Gossett is a trusted name in hydronic system components, delivering engineered solutions that maximize system efficiency and longevity. The PTA-30V expansion tank reflects the brand’s commitment to quality materials, precise engineering, and reliable field performance.
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