Case Study Report

Location: Minnesota

Application Type: Paint Booth (Cross Draft)

Design: A direct fired heater was installed to provide economic make-up air heating. Automatic controls allowed for superior ease of use and ensured top performance, even under variable conditions.


paint-booth
paint-booth

Advantages:

Direct Fired Heater

  1. Proper ventilation achieved based on 100 FPM across the face of the booth
  2. Continually meets ASHRAE 62.1 fresh air requirements
  3. Nearly 100% efficient direct fired burners

Controls

  1. Photohelic and variable frequency drive automatically balance pressure within paint booth to maintain the set point as filter loading increases
  2. Spray Mode – Provides make-up air at high speed for maximum ventilation and comfort
  3. Cure Mode – Provides make-up air at low speed and elevated temperature to bake paint onto product and equipment
  4. Purge Mode - Clears the space after painting
  5. Cool Mode – Provides maximum ventilation to cool booth after cure mode

Ease of Use

  1. Paint booth remote panel includes Spray, Cure, and Purge modes
  2. Remote panel and variable frequency drive mount to exterior of paint booth for immediate access
  3. Fire system and spray mode interlocks included

Safeties

  1. Door limit switch shuts system off when booth doors are open
  2. Lights are turned off when cure mode is engaged
  3. Solenoid interlock disengages spray gun in cure mode