sivacon
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sivacon
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Withdrawable Unit Design –<br />
Ergonomic, Reliable and Versatile<br />
Withdrawable principle: Moving<br />
of isolating contact system with<br />
door closed<br />
Withdrawable principle<br />
Indication of the withdrawable<br />
unit position on the unit itself<br />
Description of functions<br />
L3<br />
L2<br />
L1<br />
N<br />
I<br />
(Connected position)<br />
Isolating contact system<br />
for main circuit<br />
for auxiliary circuit<br />
Master switch position<br />
Compartment door<br />
closed<br />
closed<br />
0/I<br />
closed<br />
Moving from the<br />
connected position to the<br />
disconnected position or<br />
vice versa<br />
L3<br />
L2<br />
L1<br />
N<br />
0<br />
(Disconnected position)<br />
Isolating contact system<br />
for main circuit<br />
for auxiliary circuit<br />
Master switch position<br />
Visible isolating gap<br />
Compartment door<br />
open<br />
open<br />
0/I<br />
closed<br />
Moving from the disconnected<br />
position to the<br />
test position or vice versa<br />
L3<br />
L2<br />
L1<br />
N<br />
TEST<br />
(Test position)<br />
Isolating contact system<br />
for main circuit<br />
for auxiliary circuit<br />
Master switch position<br />
Compartment door<br />
open<br />
closed<br />
0/I<br />
closed<br />
12
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