3
votes
CE-compliant Schuko mains power switch: do I need to switch both poles?
Assuming that EN60950 applies to your power meter, in a case where the mains plug is reversible then EN60950 requires that a disconnect device "shall disconnect both poles simultaneously" (section 3.4....
- 5,295
3
votes
Both pins of my schuko sockets live?
In Spain, they have a split-phase power system (similar to the US) in many older houses. That means, both jacks at an outlet are 115V live with a phase shift of 180° between the two. This gives you ...
- 14k
3
votes
Both pins of my schuko sockets live?
there is an improvement in sound if all the electrical components - amps etc - are the same polarity
If there was any improvement, the corresponding equipment can be considered severely broken - ...
- 10.1k
3
votes
cutting a power plug
Jakob, the big problem about that master/slave extension cord is not its plug. It's its sockets. They accept the Danish Type K earthed plug which means you can put earthed devices into them.
The ...
- 14k
3
votes
Accepted
Why does the power strip's switch light turn on even when the switch is off when I plug in a Schuko plug (CEE 7/7)?
Your washing machine probably has a ground fault.
simulate this circuit – Schematic created using CircuitLab
Based on reversing the plugs you can get these two situations:
- Top schematic: ...
- 22.3k
2
votes
Why does schuko type F have 2 earth pins?
Figure 1. Schuko Type F socket. Source: International Config.
From a mechanical point of view the double earth contact in the socket balances the forces applied during insertion and removal. Without ...
- 171k
2
votes
cutting a power plug
I'm guessing you live in Denmark. You probably had somewhat similar rules as in Sweden pre-1994. The rules then was that a round non schuko should be used in a room where there are no possibilities to ...
- 3,588
2
votes
Accepted
CE-compliant Schuko mains power switch: do I need to switch both poles?
Disclaimer: Sorry, my copy of EN60950 is not in English, so the exact words are not a quote, but my translation.
However, I come to the conclusion that you must switch off both poles, because you say ...
- 18.3k
2
votes
CE-compliant Schuko mains power switch: do I need to switch both poles?
Your power meter has a shuko (wall side).
It ALSO has a switch.
Then the EN60950 say, in section 3.4.6 that:
"Three examples of cases where a two-pole disconnect device is required are:
[...]
...
- 1,626
1
vote
Accepted
How to correctly put an industrial timer switch with L / N screw terminals into a box with IEC C14 / Schuko connectors
The problem is the timer has a single pole relay contacts and you have a Schuko.
The Schuko plug can be plugged into mains socket in either orientation so there is no guarantee which wire is live and ...
- 138k
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