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Search: Posts Made By: bradm
Forum: MechMates already cutting Sat 06 December 2008, 20:51
Replies: 205
Views: 235,879
Posted By bradm
You're quite welcome, Greg. It's a pet peeve of...

You're quite welcome, Greg. It's a pet peeve of mine; I like knowing that when I hear that 'clunk' of the main contactor cutting out, there is no power at all left anywhere in the machine. (Related...
Forum: MechMates already cutting Sat 06 December 2008, 10:30
Replies: 205
Views: 235,879
Posted By bradm
Greg, my reading of your diagram is that the...

Greg, my reading of your diagram is that the estop transformer is NOT part of the "start drives" circuit, and thus could be powered by the contactor, since the contactor is triggered by the start...
Forum: MechMates already cutting Sat 06 December 2008, 08:11
Replies: 205
Views: 235,879
Posted By bradm
I see that the 12V DC supply at the bottom for...

I see that the 12V DC supply at the bottom for your LV EStop is powered all the time, rather than switched by the contactor. Is there a reason for that?
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