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BAC Parts
Water Distribution

Solenoid Valves

  • Forged brass body for durability and high-pressure applications
  • Watertight electrical enclosure for outdoor use
  • Slow-closing feature minimizes water-hammer on shut-off

All BAC solenoid valves are constructed of forged brass. The electrical enclosure is rated as watertight and submersible and meets NEMA 3 (rain tight), NEMA 4 (watertight) and NEMA 4X (watertight and corrosion-resistant) requirements. All valves, 3/8″ through 2″, have a built-in slow-closing feature, which minimizes potential water-hammer in the make-up piping. Opening and closing speeds range from two to ten seconds, depending on the size of the valve. The valves are rated to 150 psig (1,034 kPa) working pressure, with a minimum operating pressure differential of 5 psi (34 kPa).

TechTip

BAC Tech Tip

The valve size is the minimum recommended size for a single-cell cooling tower of the rated tonnage. Multiple-cell cooling towers may require a larger size valve or multiple valves piped in parallel due to greater basin volumes.

Solenoid Valve Selection
Tower Size (nominal tons) Valve Size (NPT)
0 – 50 1/2″
150 – 250 3/4″
250 – 650 1″
650 – 1300 1-1/2″

 

3/8" to 2" with 110 volt normally closed holding coil

3/8" to 2" with 110 volt normally closed holding coil