blown esc

[scarletboa]

Originally Posted by wyattroa

The gearing was 46/20. It's a bummer for sure. The motor on the first battery pack. Was running fine though. Just half way through the second pack came the dreaded smoke and smell

Robert
Robert

Differential Ratio: 4.5
Transmission Ratio: 1
Other Ratio: 1
Spur Tooth Count: 46
Pinion Tooth Count: 20
Total Voltage: 22.2
Motor KV: 2200
Tire Diameter (inches): 5.5
Tire Ballooning (inches): 1
Motor Current Draw: 0
Motor Coil Resistance: 0
Spur/Pinion Ratio: 2.3 : 1
Total Ratio: 10.35 : 1
Tire Circumference (inches): 23.56 inches (598.47 mm)
Rollout: 2.28:1
Total Motor Speed: 48840 RPM
Vehicle Speed: 105.29 mph (169.13 km/h)
Effective KV Value: 2200
KT constant: 0.61 oz-in/A
Motor Torque: Amperage not specified...
Final Torque: Amperage not specified...
Final Power: Amperage not specified...

there's your problem. the CC2200, or just about any motor for that matter, cannot handle that much gearing
usually, a good speed to gear for is 35-45mph. maybe 45-55mph with an oversized motor such as a castle/neu 1520 or a 1717