CURRENT TRANSFORMER IS AN INSTRUMENT TRANSFORMER WHICH IS USED FOR MEASUREMENT OF CURRENT IN HIGH VOLTAGE POWER LINES. MEASURED CURRENT IS USED FOR MONITORING BY AMMETER, RECORDING OF ACTIVE AND REACTIVE POWER FLOW AND ALSO USED FOR PROTECTIVE EQUIPMENTS CURRENT SENSING. GENERALLY THERE IS ONE SECONDARY WINDING OF A CT FOR METERING PURPOSE AND MANY CORES FOR PROTECTION PURPOSE. THOUGH NO. OF METERING AND PROTECTION CORES ARE CUSTOMARISED FOR USERS. IN THIS VIDEO WE DISCUSSED HOW CT SECONDARY IS CONNECTED WITH DIFFERENT METERING AND PROTECTION BURDEN. BASIC IDEA ON SOME EQUIPMENT USED IN CT CIRCUIT LIKE TTB,MPG BLOCK,CT SHORTING ARRANGEMENT ARE ALSO DESCRIBED. EVERY PRACTICING ELECTRICAL ENGINEER SHOULD HAVE CLEAR IDEA ON CT SECONDARY CONNECTION.
- Күн бұрын
CT SECONDARY CONNECTION EXPLAINED WITH PANEL DRAWING/CT WIRING AT SUBSTATION
- Рет қаралды 13,048
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