Description
Keckley Pump Valve, Triple Duty, 200 psi, 150 deg F, 12 in Inlet Port, Cast Iron Body
Features:
- Keckley style TDV triple duty valves are primarily required on the discharge side of a centrifugal pump in a hydronic heating or cooling system
- The Style TDV functions as a shut-off valve, spring loaded silent check valve, and balancing valve
- The Keckley Style TDV has an automatic and silent operation
- The disc will open when the line pressure is approximately 1/4 PSI
- As the line pressure approaches zero, the spring will close the disc to prevent flow reversal and water hammer
- The flow through the valve can be adjusted from bubble tight shut-off to full flow by the acme rising stem
- The center guided soft seal disc ensures that there is no leakage
- The rising stem design includes an adjustable position indicator for accurate disc positioning for throttling service
- The unit comes with a standard gauge taps at both the inlet and outlet sides and a NPT drain plug
- 125 lb pressure class
- Flange end connection
Standards/Approval:
