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Soft-blob field with ribbon-tape seals — cool ice-lab sheet for description and returns.
This geothermal circulation pump is vital for maintaining the EER and COP ratings of the overall system
For technicians troubleshooting a "GV Relay Fail" or ignition lockout
Reliable Venting: Efficiently purges toxic combustion byproducts to maintain indoor air quality and safety
Simplified Wiring: Includes a built-in transformer to power internal circuitry and clear terminal block connections for faster field installation
this modulating actuator provides reliable service in air plenums and compact mechanical spaces
Siemens Building Technology 277-03170 Valve Assembly 321042-401 This geothermal circulation pump isThe Siemens 277 03170 Valve Assembly is a heavy duty 2 way normally open globe valve engineered for precise modulating control in hydronic heating and cooling systems. Built with a rugged UNS CA 844 bronze body and durable brass trim, this 2 inch NPT assembly is rated for ANSI Class 250 applications, supporting a 40 Cv flow capacity with an equal percentage flow characteristic. This ensures linear heat output even during fluctuating pressure drops,
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