Typical Construction and Available Options

Corrosion-Resistant Structure

• Constructed with heavy-duty imported G-235 hot-dip galvanized steel panels

• Dual protection with galvanized coating and optional corrosion-resistant paint

Power Transmission System

• High-efficiency motors rated for cooling tower duty and compatible with VFD operation

• 3-year warranty on motor and drive system

• Corrosion-resistant cast aluminum pulleys

• Premium-grade bearings with L10 life ≥ 80,000 hours

• High-quality solid-core multi-groove belts

• Low-horsepower axial fans for quiet, efficient operation

• Vibration cut-off switch for abnormal vibration protection

Water Distribution System

• Large-diameter, non-clog spray nozzles

• 360° overlapping spray pattern ensures full coil coverage

• Accessible for inspection and maintenance during operation

Hybrid Coil (Wet/Dry Coils)

• Continuous serpentine steel tubing

• Entire coil assembly hot-dip galvanized after fabrication (HDGAF)

• 2.5 MPa air pressure leak test

• Sloped coil layout allows easy drainage of process fluid

Dry Fin Coils

• Copper or stainless steel tubing with high-efficiency aluminum fins

• 2.2 MPa air pressure leak test

• Sloped layout for fluid drainage

• Optional flow control system:

  • Temperature sensors

  • Three-way flow control valve

  • Complete piping connections

BACross® PVC Heat Exchange Fill & Integral Drift Eliminators

• High-efficiency heat transfer surface

• Made of recyclable PVC

• Corrosion-, UV-, aging- and bio-resistant

• Flame spread rating compliant with ASTM E84 (flame spread index: 5)

• Mounted above cold water basin for easy cleaning

Inlet Air Screens

• Corrosion-resistant and UV-resistant

• Easy to maintain

Recirculation Spray Water Pump

• Close-coupled centrifugal pump with bronze impeller

• Totally enclosed, fan-cooled motor

• Drain line from pump to overflow point, controlled by metering valve

Access Door

• Wide internal maintenance corridor

• Inward-opening access door for easy internal inspection and servicing