1. Material options

  • Heavy-gauge hot-dip galvanized steel is used for unit steel panels and structural elements featuring a zinc aluminium coating.


2. Heat transfer mediaTrilliumSeries cooler coil fins

  • The V-shaped finned coil is constructed of staggered and seamless copper tubes (15,9 or 12,7 diameter) with aluminium, rippled and corrugated fins.
  • 2,5 mm fin spacing for optimal air turbulence
  • Tick and seamless copper headers and threaded steel connections
  • Pressure tested at 15 bar
  • Try our option for aggressive environments: special pre-coated anti-corrosion aluminium fins.

3. Air movement systemTrilliumSeries fans

  • Axial fan with exceptionally compact direct drive short integrated motor and fan guard.
  • The low profile fan with fan guard features an impeller and motor and is balanced as a complete unit using dynamic single plane balancing. Balance grade is G6.3. 
  • Fan and motor totally maintenance free, and allow frequent starting.
  • Bearings seals and motor encapsulation for long service life.

4. Adiabatic pre-coolerTrilliumSeries pre-coolers

  • Evaporative cooling pad of impregnated cellulose with different flute angles encased in bolted heavy gauge stainless steel.
  • Distribution pad on top for complete pad wetting.
  • Once-through water distribution system, no need for pumps, water drained to sewage.

5. Electrical panel and adiabatic controlsTrilliumSeries electrical panel

  • Factory-installed electrical panel and step controller or variable frequency drive with integrated adiabatic controls.

Like to know more about the DFCV-AD TrilliumSeries cooler construction details? Contact your local BAC representative.