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Black shaded square symbol

antlyn · 2012-07-31 16:43:15

Anyone know what this means? Have to wire up a water heater (Atlantic which are French I think) and the connections are N,P and the aforementioned! Thanks

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31-07-2012 5:43pm

#1

antlyn

Registered Users Posts: 102 ✭✭

Join Date: December 2010

Posts: 63

Anyone know what this means? Have to wire up a water heater (Atlantic which are French I think) and the connections are N,P and the aforementioned! Thanks

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#2 31-07-2012 5:58pm
meercat

Registered Users Posts: 4,745 ✭✭✭

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Posts: 4656

double insulated
no earth
but for water heater i would be cautious

any pics

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#3 31-07-2012 6:01pm
M cebee

Closed Accounts Posts: 4,431 ✭✭✭

Join Date: January 2010

Posts: 4109

Class2 water heater?
More likely an earth isn't it?

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#4 31-07-2012 6:02pm
antlyn

Registered Users Posts: 102 ✭✭

Join Date: December 2010

Posts: 63

No havent seen it yet just heard it from client he said its fully shaded! Unlike the double insulated symbol

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