Electronics Forum | Tue May 17 11:24:52 EDT 2005 | ricardof
We don't shut the machines down, we keep them working, however,sometimes the AC supply gets down because of a storm so we have a Forced shut down, as someone said, if we shut equipment down on every storm that represents $$ millions $$. The bad thing
Electronics Forum | Wed May 11 11:21:11 EDT 2005 | russ
Been getting wacked by lightning for twenty years in this business. (three times yesterday as a matter of fact) We have never shut down in anticipation that we are going to get hit. I have lost one motherboard in all of these years that cost about $
Electronics Forum | Wed May 11 10:40:10 EDT 2005 | pr
Are any of you shutting down all manufacturing machines when a thunderstorm approaches? My company is/has been doing this forever and tell me it's to protect the machines. I could see doing it to protect boards in the machines (except we have battery
Electronics Forum | Tue May 17 14:46:21 EDT 2005 | Claude_Couture
if your company would loose millions by shutting down during every storm, then you should invest 100k$ in a standby generator big enough to feed the whole plant. We did this and the generator paid itself off after a couple of blackouts. Plus, when yo
Electronics Forum | Sat May 14 13:07:42 EDT 2005 | gc
We have surge suppressors on every machine we have as well as suppression on the mains coming in the building. The power in the area has always had too much noise and we did have losses due to surges during storms and such. Three phase surge suppre
Electronics Forum | Wed May 11 22:43:43 EDT 2005 | KEN
Hmm..that gets me thinking. How about lightning rods for SMT equuipment. Actual conversation of customer on plant tour: Customer: "What the hell is that? Is that a 30 foot tall signal tower on that stencil printer?" No. That's our new speedline
Electronics Forum | Fri Sep 17 11:47:37 EDT 2010 | namruht
How long of a lag do you have now on the cool down. What type of reflow oven are you using? Are you talking about change over from a Pb Free to a leaded product on the same line?
Electronics Forum | Fri Sep 17 12:28:18 EDT 2010 | mikesewell
Are you opening the hood of the oven?
Electronics Forum | Wed Sep 22 00:08:03 EDT 2010 | sachu_70
I would suggest to respect the natural cooling cycle of your equipment. A reflow Oven is a very critical process equipment and needs to be carefully handled. A regular SMT process environment would maintain its ambiuent temp around 22-26 degC. This i
Electronics Forum | Fri Sep 17 11:20:24 EDT 2010 | SMTAZ
Our facility is typically a high mix low volume site, but lately we are getting increments on our requirements therefore we are kind of struggling to cool down our ovens before to change over a different recipe ... any suggestion on how to speed it u
.gif)