Understanding Danfoss CALM System And How The Injection Algorithms Work For Electronic Expansion Valves

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We have returning guest Patrick Clardy from Danfoss Climate Solutions.  We dive into the different styles of ejectors Danfoss has: High Pressure, Low Pressure and Liquid Ejectors.  Patrick then shared with us how Danfoss CALM system works as a package where you can run evaporators at very low superheats to gain some efficiency.  Patrick also explains that ejectors are not for every application and give us an understand why this is as well as how to properly apply these different CO2 technologies.

Topic Covered:

  • HP Ejectors
  • LP Ejectors
  • Liquid Ejectors
  • CO2 Adaptive Liquid Management
  • Plus Much More…

Connect with Patrick on LinkedIn – Here

Danfoss CO2 Training Webinars – Access Here


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In addition to these tips, it’s crucial to maintain a friendly and professional demeanor, answer any questions with patience, and always express gratitude for their business. Your ability to communicate effectively with customers not only ensures their satisfaction but also reflects positively on your company and can lead to repeat business and referrals.


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Supermarket Workshop

Supermarket Workshop Series Part 1 – Oil Management, Oil Components and Troubleshooting

Supermarket Workshop Series Part 2 – Head Pressure Controls and Strategies

Supermarket Workshop Series Part 3 – Refrigeration TEVs, Distributors and Troubleshooting

Supermarket Workshop Series Part 4 – Defrost Management, Components and Strategies

Supermarket Workshop Series Part 5 Electronic Expansion Valves & CDS Electronic Pressure Regulators

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