On Sep 3, 2011, at 4:24 AM, Peter Heckert wrote:

Am 03.09.2011 14:11, schrieb Horace Heffner:


This should be correct because the current IEC 60446 standard is neutral-blue,  line-brown, and protective-earth-green/yellow.  

There appears to be some kind of short white adapter between the wall socket and the plug visible at time 41 seconds. Maybe that is just part of the plug?

Look here:
http://de.wikipedia.org/wiki/Stecker-Typ_L

These plugs are symmetrical and blue-brown has no meaning, these can be plugged in both orientations.
There is an 10A type and a 16 A type.
Best,
Peter



Wow, that is interesting.  Thanks for posting that! The ground is the center conductor, so neutral and line can be easily interchanged.  

If the ground and neutral are shorted in the controller box then plugging in an L-type plug gives one a 50-50 chance of sparks and triggered circuit breaker.  If they should happen to be shorted it in the blue box would likely be intentional. 

The above reference is for an L-type connector.  I have appended a jpg showing the wall connections.   The plug on the left appears to be an L-type.  However, its cord runs up toward the ceiling.  The cord on the plug on the right leads to Rossi's power meter connection.  It is not clear to me that the receptacle on the right is an L-type.  Its border is different.  Perhaps it is vertically aligned?  The white adapter might be to convert from a polarized 3 prong plug to an L-type.   I have a 120 V to 220 V EU converter box (useable vice versa) which has a polarized receptacle for both voltages (differing configuration though), and no L-type receptacle.  

The gray plug appears it might be a polarized plug.  I have no way to tell if the white thing is plugged into an L-type receptacle. Maybe you are familiar with this kind of wall mount box? 

Best regards,

Horace Heffner


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