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This valve is typically rated for static pressures common in commercial closed-loop systems
Snyder General
Simplified Installation: Standard terminals allow for quick lead connection during field service
Key Benefits Enhanced Safety: Microprocessor monitoring provides 100% shutoff in the event of flame failure or a failed 3-try sequence
Siemens Building Technology 331-2963 Actuator R-410A This valve is typically ratedThe Siemens 331 2963 is a rugged, No. 4 pneumatic damper actuator designed for reliable control in high demand HVAC and fire smoke systems. Built with a durable metal fabricated body, this piston type actuator features a 4 inch stroke and a nominal spring range of 8 to 13 psi, making it ideal for the gradual or positive actuation of dampers in ventilating systems and mixing boxes. This specific model is configured for a front mount installation using
