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Re: Compressor blowing spike fuses or melting spikes
If you are running a compressor and still have fuses in the Spike, they will blow, guaranteed. Start current on the compressor is 25 amps and run current somewhere between 10 and 12 amps. Change to a 20 amp circuit breaker. The fuse will fail and Murphy's Law states that it will occur in a finals match.
Running continuous for a two minute match will get the compressor hot but not enough to cause any harm or damage. Remember that the compressor end is getting hot from compressing air. Make sure that you have the compressor connected properly. It will still work going backwards but will not be as efficient.
The damage to the Spike terminal was likely caused long before you applied power to the compressor. These terminals are press fit into the circuit board and then soldered. They are not designed for significant stresses (up and down is very bad) when inserting or removing the Faston crimp connectors. A bad joint at high current will cause local heating which raises the temperature of the joint and makes the contact even higher resistance.
Just to be sure, is the compressor running continuous by design? (i.e.multiple large cylinders) Is it under RC control and does it shut off at 125 PSI or less when you are not running the robot?
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Good Luck All. Learn something new, everyday!
Al
WB9UVJ
www.wildstang.org
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Storming the Tower since 1996.
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