VLT® Installation and cooling options

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Installation and cooling options are used in AC drive installations to ensure the highest level of drive performance and availability over an extended period of time.

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  • Connect an external DC supply to keep the control section and any installed option alive during power failure
  • Enables full operation of the LCP (including the parameter setting) and all installed options without connection to mains
  • Input voltage range......24 V DC +/- 15% (max. 37 V for 10 sec.)
  • Max. input current......2.2 A
  • Max. cable length......75 m
  • Input capacitance load......< 10 µF
  • Power-up delay......< 0.6 s