[NSRCA-dist7] Rules proposals

Peter Vogel vogel.peter at gmail.com
Mon Sep 3 22:33:14 AKDT 2012


That's the switch I use too, it's fail ON but my view is that for there to be a problem you need a cascade failure of multiple components (ESC, switch, radio) and that's so highly unlikely as to be safe for the amount of time we have our batteries plugged in but disarmed during use. 

Peter+

Sent from my iPhone4S

On Sep 3, 2012, at 11:28 PM, Bill's Email <silentav8r at cox.net> wrote:

> I don't fly all that much pattern, but in all my planes I use the arming switch made by Emcotec. It does not provide a physical break as required by the proposed rule, but it does provide protection. When the magnetic plug is out, the system is ready to be armed. If the radio is off it will not arm until the ESC gets a signal from the RX. Put the plug in and the circuit is broken between the battery and motor/ESC.
> 
> I confirmed with Emcotec that the system fails in a safe mode. If the motor is armed and running and the Emcotec Saftey Power Switch fails, it shuts off power. If it fails when the plug is in, it does not turn on when the plug is removed. In my mind this is as safe, if not safer, than a plug that must be plugged in to arm the system.
> 
> http://shop.rc-electronic.com/e-vendo.php?shop=k_emcotec_e&SessionId=&a=article&ProdNr=A72005&t=2263&c=2263&p=2263
> 
> My 1 cents worth (since I have not been flying pattern for 25 years)  ;~}
> 
> Bill Malvey
> 
> 
> 
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