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View Full Version : I Want the Extractor to come on automatically


Rational Root
08-03-2008, 04:13 PM
is there a device which you can plug your vacuum into, and your power tool, and have the power switched on to the vacuum when you turn on the tool ?

If so - what's it called ?

Thanks

Dave

StevenBauer
08-03-2008, 04:19 PM
Rockler has a remote control for dust collectors: http://www.rockler.com/product.cfm?page=10740&filter=dust

http://images.rockler.com/rockler/images/29245-01-200.jpg

And a dual switch thingy: http://www.rockler.com/product.cfm?page=17351&filter=dust

http://images.rockler.com/rockler/images/20890-01-200.jpg


Steven

Rational Root
08-03-2008, 04:35 PM
Many thanks, I forgot to say - Irish (Same as UK) sockets and 240 volts.

I've just found intelliplug.

Seems the thing I need.

It was hard to figure out what to google for.

Thanks

Dave

paladin
08-03-2008, 04:44 PM
Now...lesseee....is there a downside......
If the appliances is plugged in and started immediately, that would mean that the outlet, upon sensing a predetermined relatively low resistance, would immediately and automatically come to supply full power.....
With normal dry skin resistance you might get a shock if you accidentally came across a normal power line.....but now, instead, the system senses a low resistance and shoots a full load into your body.....perhaps killing you DEAD, DEAD, DEAD! Now isn't that what Ground Fault Interuptors supposed to prevent...

Rational Root
08-03-2008, 04:58 PM
Now...lesseee....is there a downside......
If the appliances is plugged in and started immediately, that would mean that the outlet, upon sensing a predetermined relatively low resistance, would immediately and automatically come to supply full power.....
With normal dry skin resistance you might get a shock if you accidentally came across a normal power line.....but now, instead, the system senses a low resistance and shoots a full load into your body.....perhaps killing you DEAD, DEAD, DEAD! Now isn't that what Ground Fault Interuptors supposed to prevent...

I understood that if the main applicance was switched on, then the device detects the load, and switched on the second socket, which runs up the vacuum.

I don't see how this would affect and RCD.... but then I know a lot more about software than hardware 8-(

Are you concerned that a device along the lines of an isocket would prevent and RCD from working ?

D

paladin
08-03-2008, 05:08 PM
No sir.....I would be more concerned of a failure of the GFI not detecting your body and I'm sure you would get quite a charge out of it.....it could be a very shocking experience......Sorta like the feller that built a new shop with a concrete floor, then had it wired commercially for all his power tools, invited me over to see his new shop....I stepped up on a rubber mat next to the work bench as he was plugging in a large vaccuum system, and it knocked the beejesus out of him.......
I just wanna switch on something that goes on and off...

Rational Root
08-03-2008, 05:20 PM
Isn't a GFI (Ground Fault Interrupt) the same as an RCD (Residual Current Device).

I did not realise that something like the isocket could affect the detection of a ground fault.

Is this a well known problem, or something that you are concerned may happen ?

paladin
08-03-2008, 05:29 PM
Just concern....although I have seen a few failures.....I think it's probably the same device.

Rational Root
08-03-2008, 05:33 PM
That's Shocking !!!!

(sorry, i had to)

It did seem like such a good idea.

Every now and then I fire up the router, or sander and forget to fire up the vac.

I don't really want to shell out for a fancy vac with a power socket... 8-(