Rockwell Automation Publication 7000-UM202H-EN-P - November 2023 83
Chapter 2 Power Component Definition and Maintenance
Figure 76 - Snubber Resistance Test
See Table 7 on page 78 to determine the appropriate snubber resistance value
for the current rating of the SCR used.
If the resistor is found to be out of tolerance, see page 72
for the snubber
resistor assembly replacement procedure.
To Gate Driver Board
Heatsink
Heatsink
Snubber
Resistor
Snubber
Capacitor
Sharing Resistor
Test Point
Resistance value between test point and
heatsink to its left is snubber resistance
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