High Speed DC Circuit Breaker - G E Power Controls
High Speed DC Circuit Breaker - G E Power Controls
High Speed DC Circuit Breaker - G E Power Controls
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4.3.4 NEKO control unit<br />
-X16<br />
-X10, 11<br />
+<br />
:8<br />
1<br />
<strong>Power</strong> supply<br />
24V<strong>DC</strong><br />
Insulating Transformer<br />
-<br />
-X10, 11<br />
:6<br />
2<br />
Pulse circuit<br />
Charging control<br />
-X3<br />
Output signal<br />
-bank charged<br />
-X3<br />
9<br />
:6<br />
10<br />
:7<br />
5<br />
Voltage control<br />
Emergency<br />
STOP signal<br />
6<br />
Meldeschalter<br />
-X2<br />
+<br />
3<br />
Firing signal<br />
6-24V<br />
-X2<br />
-<br />
:10<br />
:11<br />
4<br />
Firing circuit<br />
Firing signal control<br />
and transforming<br />
11<br />
Q1<br />
„ED coil”<br />
12<br />
Capacity and firing thyristor<br />
36/ _ X _ _ _ _ _<br />
• Releasing signal at (-X2 :10/:11) is processed by optocoupler, pay attentions to the polarity !<br />
• Emergency STOP signal is provided to lock CLOSE command, until capacitors will be charged.<br />
• Be sure, that voltage level is between 6V…24V and there is no interfere spikes (
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