Technical Performance Profile
| Category | Specification Details |
| Body Materials | Ductile Iron or WCC Steel |
| Connection Sizes | 1-1/4, 1-1/2, or 2 (NPT, Rp, or Flanged) |
| Outlet Pressure | 9 mbar to 4.0 bar (0.13 to 58 psig) |
| Max Operating Inlet | 5 bar (Integral Strength) / 16 bar (Differential Strength) |
| Max Emergency Inlet | 5 bar (IS) / 20 bar (DS) |
| Temperature (Non-PED) | -30 to 66°C (-22 to 151°F) |
Core Operational Advantages
The CSB600 series differentiates itself through a mix of structural safety and ease of maintenance.
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Modular Overpressure Protection: The CSB600 can be equipped with various safety modules, including the Type VSX8 Slam-Shut. This device provides an independent layer of protection by automatically cutting off gas flow if downstream pressure exceeds (OPSO) or falls below (UPSO) pre-set limits.
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External Pressure Registration: By using an external sensing line, the regulator monitors pressure further downstream from the valve body. This bypasses the turbulence created at the orifice, resulting in much more stable regulation and higher accuracy during high-demand flow cycles.
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Tool-Free Field Service: One of the most practical features for technicians is that no special tools are required for pressure adjustments or orifice removal. This design choice significantly reduces downtime during routine inspections or spring changes.
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Material Resilience: The availability of WCC Steel bodies ensures the CSB600 can meet the rigorous fire-safe and structural requirements often found in heavy industrial plants, whereas the Ductile Iron option provides a cost-effective solution for standard commercial meter sets.
Xi’an Yunrui Trading Co., Ltd. Technical Support
Xi’an Yunrui Trading Co., Ltd. specializes in the supply and technical configuration of original Fisher automation equipment. We assist engineering teams in navigating the complex sizing requirements for the CSB600, ensuring your regulator is matched correctly to your specific inlet/outlet pressure and flow demand. Our global supply chain allows us to provide these high-performance units at a competitive price point for international industrial projects.
If you are currently designing a gas train or need to verify the spring range for a specific industrial application, please contact our technical team for a sizing consultation.
