Braking resistor question

Thread Starter

Davor Krpan

Joined Feb 1, 2019
8
Braking resistor on AC servo motor driver is not working, and I cannot find power on it (It burned up), but it is 100ohm . Power on driver is 200W. Can I put 400w (100ohm) braking resistor on that motor?
 

wayneh

Joined Sep 9, 2010
18,104
Personally I'd use a big bright lightbulb. Instant feedback that it's working, very cheap, and purpose-built to shed the heat.
 

MaxHeadRoom

Joined Jul 18, 2013
30,658
Braking resistor on AC servo motor driver is not working, and I cannot find power on it (It burned up), but it is 100ohm . Power on driver is 200W. Can I put 400w (100ohm) braking resistor on that motor?
Higher wattage is OK, as long as the resistance is no lower.
You can get an idea from the physical size as to the original wattage.
Max.
 

Ya’akov

Joined Jan 27, 2019
10,235
Braking resistor on AC servo motor driver is not working, and I cannot find power on it (It burned up), but it is 100ohm . Power on driver is 200W. Can I put 400w (100ohm) braking resistor on that motor?
Is this related to your controller problem? Did you get that sorted?
 
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