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Q&A Motor Controller - What might be the purpose of these resistors?

I have watched multiple teardowns of this module, it is, as you have guessed, a capacitor discharge resistor network. The smoothing capacitor in this module is 550+0.68+0.68 uF 430VDC rating. Peak ...

posted 3y ago by DSI‭

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#1: Initial revision by user avatar DSI‭ · 2021-08-19T00:58:12Z (over 3 years ago) 
I have watched multiple teardowns of this module, it is, as you have guessed, a capacitor discharge resistor network. The smoothing capacitor in this module is 550+0.68+0.68 uF 430VDC rating. Peak dissipated power is going to be 40W, less than 1W/resistor.