Danfoss Drives - Page 3

60 years of experience within refrigeration The Danfoss VLT® Refrigeration Team is dedicated to refrigeration applications. 60 years of experience has made Danfoss the number one provider. VLT® solutions are always developed according to requirements from our customers, so they are reliable, innovative and easy to use. With a wide range of powerful standard and optional features, the VLT® drives provide the lowest overall cost of ownership for refrigeration applications. Suitable for all refrigeration applications: Fans, centrifugal pumps, screw, scroll, reciprocating and centrifugal compressors. • Save energy The VLT® drives offer considerable energy savings: – VLT® efficiency (98%) – Sleep Mode – Automatic Energy Optimisation AEO: Typically 3-5% – often up to 15% – Flow compensation • Save space The compact design of the VLT® drives makes them easy to fit in even small installation spaces. – Built-in DC coils for harmonic suppression. No need for external AC-coils – Optional, additional built-in RFI filters in the whole power range in most series • Save costs and protect your system – Cascade controller – Dry Run Detection – End of curve detection – Motor alternation – 2-step ramps (initial ramp) – Safe stop – Real-time clock – Password protection – Overload trip protection – Smart logic controller • Save cabinet costs VLT® drives are available in all protection classes in the full power range. • Save time VLT® drives are designed with the installer and operator in mind to save time on installation, commissioning and maintenance. – Intuitive user interface. Award-winning control panel (LCP) in the new series. – One drive type for the full power range! – Modular VLT® design enables fast installation of options. – Auto tuning of PI controllers – Robust design and efficient monitoring make VLT® drives maintenance free. Dedicated to refrigeration Danfoss Drives’ unequalled experience was used to make VLT® drives the perfect match for fans, pumps and compressors of all kinds in modern refrigeration systems. Refrigeration is a global business area for Danfoss Drives, and you will find our dedicated sales and service staff around the world 24 hours a day. Energy saving using a VLT® drive is achieved even with a modest reduction in speed Where temperature is critical Industry facilities for the production of medicine or micro electronics require special precautions. The VLT® drives can meticulously control and maintain the correct temperature in the process under a variety of operating conditions, including continued operation during mains voltage fluctuations. 3

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