Jumat, 08 Februari 2019

OJT Day 4

February 08, 2019

On this fourth day at 9 am we were invited to Carmen Substation, together with sir dante and sir Sony, there we explained that Panelco III had 9 substations; 1 in Rosales, 1 in Carmen, 2 in Binalonan, 2 in Urdaneta, 1 in Umingan, and 2 in Tayug. Carmen Substation is the latest Substation made by Panelco III. Carmen Substation produced 15MVA in charge of the Carmen East area, and part of Rosales.


Carmen Substation have a Power Transformer that has 69 kV on the input side and 13.8 kV on the output side. This transformer has capacity 20/27/33 MVA. Function of this power transformer to decree to se the voltage from power plants from 69 kV to 13.8 kV, and then continued to distribution transformer for decrease become 230 V so that can used customer. The second one is AVR (Automatic Voltage Regulator). The function of the AVR is to maintain constant voltage and power line conditioning to the equipment load under a wide variety of conditions, even when the utility input voltage, frequency or system load vary widely. The others transformer like Potensial Transformer (PT) and Current Transformer (CT).



Than for the system protection, Panelco II have a ABS (Air Brake Switch), Power Circuit Breaker (PCB). In substation Carmen has 4 feeders and 1 main feeder, the feeder is used to monitor power usage in a region and become part of a network protection electricity system.


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