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Copeland Discus Digital ™ compressors

Copeland Discus Digital ™  compressors

Copeland Discus Digital ™ compressors

Product catalog summary
Overview: Copeland Discus Digital™ compressors with CoreSense™ technology provide advanced digital modulation for precise capacity control, eliminating issues like uneven cooling and reduced compressor life. This technology allows for infinite adjustment of capacity output from 10-100%, enhancing efficiency and reliability.
Advantages:
  • Precise Control: Ensures stable suction pressure and temperature, minimizing food temperature fluctuations, extending shelf life, and reducing food shrinkage.
  • Reduced Cycling: Leads to longer contactor and compressor life.
  • System Efficiency: Offers up to 10% energy savings and prevents over/under shooting of suction pressure set points.
  • Design Flexibility: Simplifies system design by eliminating the need for uneven paralleling and using common compressor selections for easier replacements.
Technical Specifications:
  • Refrigerant: R-404A
  • Frequency: 60 Hz
  • Modulation Range: 3D models: 10-100%, 4D models: 50-100%, 6D models: 33-100%
Model Data:
  • 3D Low Temperature Models: Capacity ranges from 27,800 to 46,000 BTU/Hr with efficiency (EER) from 5.2 to 5.4.
  • 3D Optimized Medium Temperature Models: Capacity ranges from 105,000 to 116,000 BTU/Hr with efficiency (EER) of 7.6.
  • 4D Low Temperature Models: Capacity ranges from 47,200 to 75,500 BTU/Hr with efficiency (EER) from 5.2 to 5.4.
  • 4D Optimized Medium Temperature Models: Capacity ranges from 121,000 to 159,000 BTU/Hr with efficiency (EER) from 7.3 to 7.6.
  • 6D Low Temperature Models: Capacity ranges from 92,500 to 105,000 BTU/Hr with efficiency (EER) from 5.0 to 5.3.
  • 6D Dual Medium & High Temperature Models: Capacity ranges from 236,000 to 278,000 BTU/Hr with efficiency (EER) from 7.3 to 7.6.
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Catalog excerpts

Copeland Discus Digital ™  compressors-1

Copeland Discus Digital™ compressors with CoreSense™ Technology High efficiency Copeland Discus Digital™ compressors with CoreSense™ technology offer digital modulation as the most precise method of capacity control to eliminate traditional compressor cycling modulation problems like uneven cooling and reduced compressor life. No compression takes place during the modulation off cycle, which allows the motor to move the crankshaft and pistons without any thermodynamic work, thereby reducing power consumption. By controlling the time when actual compression is taking place, the capacity output of the compressor can be infinitely adjusted from 10-100%. This new approach to capacity control is more efficient and reliable than other modulation met

 Open the catalog to page 1
Copeland Discus Digital ™  compressors-2

Advantages Precise control of suction pressure and temperature • Minimum food temperature fluctuation resulting in longer shelf life & less food shrink • Better & consistent TXV operation Change in system design Reduced cycling of compressors • Longer contactor life • Longer compressor life Standard Model Number System efficiency improvement • Up to 10% energy savings • Eliminates over/under shooting of suction pressure set point • Potential to run system at higher suction pressure set point • No need for uneven paralleling for compressor staging • Using common compressor selections simplifies...

 Open the catalog to page 2
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