At 1 866 705 4684 or in canada at 1 888 798 8882. General arrangement drawing of marshalling box cooler control cubicle 9.
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Transformer rtcc panel wiring diagram. Wiring diagram book a1 15 b1 b2 16 18 b3 a2 b1 b3 15 supply voltage 16 18 l m h 2 levels b2 l1 f u 1 460 v f u 2 l2 l3 gnd h1 h3 h2 h4 f u 3 x1a f u 4 f u 5 x2a r power on optional x1 x2115 v 230 v h1 h3 h2 h4 optional connection electrostatically shielded transformer f u 6 off on m l1 l2 1 2 stop ol m start 3 start start fiber optic. October 2007 rev4 page 1 of 9. Rtcc panel remote tap changer control panel legend. Bill of materials 5. Can change the taps of transformer winding without disconnecting the transfomrer from the supply. Gis lcc trf mb trf oltc rtcc panel trf 11kv panel control protection panel for feeder control protection panel for bus coupler control protection panel for transformer 19cx25 4cx4 27cx25 12cx25 27cx25.
If you have any questions regarding these wiring diagrams or are having any difficulty correctly installing our transformers please contact hps customer service or technical support in the us. Hps imperator tm industrial control transformer wiring diagrams issue date. General arrangement drawing for transformer 3. 1 3 i l of the line current where i l is the line current. Taps are changed in order to regulate the voltage. Typical 66kv control cable block diagram for 66kv lal bunglow gis sub station.
In manual mode the operator can increase decrease the voltage by changing the taps manually through the push button in the rtcc. They may be 10 11 16 20 or the customer specified rating. Marshalling box is a box in which manufacturer of transformer bring alarm and trip contacts signalling from. Design manufacture supply of rtcc panel with oltc avr live monitoring of 5mva3311 kv electra make transformers x 6 nos. Design manufacture supply of rtcc panel with oltc avr live substation monitoring 4g wireless communication for 10mva132kv33kv ngef transformers with web based scada x 4nos. General arrangement drawing of junction box.
One disadvantage of delta connected three phase transformers is that each transformer must be wound for the full line voltage in our example above 100v and for. In a delta connected dd group of transformers the line voltage v l is equal to the supply voltage v l v sbut the current in each phase winding is given as. In this lecture well examine transformer winding polarity transformer power ratings rated voltage rated current parallel winding configurations series aiding and series opposing winding. General description about rtcc panel for any power or step up transformer. General arrangement drawing of rtcc panel 10. Rating diagram plate 2.
List of accessories 4. Oltc has number of taps. Rtcc remote tap changing cubicle this is a panel consisting of the avr display for tap position voltage and leds for raise and lower of taps relays selector switches for auto manual selection in auto mode the voltage is controlled by the avr. You will get an idea about rtcc panel what is the devices or equipments are used in this panel.
Gallery of Transformer Rtcc Panel Wiring Diagram
