Nationwide Boiler Inc.

- Model SCRs Series - Ammonia-Free Systems



Based on Nationwide's proven CataStak SCR system technology, the ammonia-free CataStak SCR system has been economically designed to provide reliable NOx performance for firetube and watertube boilers using a safe 32.5% urea solution. Utilizing the Combustion Components Associates Inc. patented TRIM-NOX urea injection system, this safe, low NOx SCR solution provides >90% NOx reduction and eliminates the need for boiler operators to store or handle ammonia, while ensuring reliable operation of your boiler system.

The TRIM-NOX urea injection system comprises of three primary components. These include a tank (on which the pump, filter, level and urea pressure sensors are mounted), control panel with PLC and operator display and two (2) injectors.  The innovative design and features of this pre-packaged system assures minimum ammonia slip, maximum NOx reduction and easy installation and setup, while providing a safe alternative for ammonia based SCR systems.

  • Allen Bradley PLC Based Controller
  • 7' Touch Screen Display Panel
  • Controls for Two Injectors
  • 17 Gallon Day Tank
  • Variable Speed Injection Pump
  • Auto Refill and Level Sensor
  • Flow Meters
  • Utilizes Safe Diesel Exhaust Fluid (32% urea solution)

TRIM-NOX is a registered trademark of Combustion Components Associates, Inc.

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