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Thermal Derating vs Switching Frequency for 600kW Inverter

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Velinho
Velinho Contributor Level 1

Our team needs 300+kW inverter to drive high speed motor requiring 3kHz output electrical frequency. For reliability and growth purpose we plan to use derated power inverter. We are not sure if the CRD300DA12E-XM3 300kW inverter would be enough in that case. The CRD600DA12E-XM3 600kW inverter seems like a good choice operating in parallel to get comfortably above 300kW. Can you provide us some thermal data (inverter power derating and/or virtual junction temperature) as a function of the switching frequency?

Thank you!

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  • Forum_Moderator
    Forum_Moderator Wolfspeed Employee - Contributor Level 5
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    Thank you for your post, it has been approved and we will respond as soon as possible.

  • Velinho
    Velinho Contributor Level 1
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    Thank you for your response.

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