Posts

Showing posts from February, 2018

Vacuum Circuit Breaker

Image
                             Internal view of VCB                                                                     36KV VCB 1250A Details of VCB Breaker Panel VCB  consists Operating Rod, Tripping Coil, Closing coil , Drop out fuses main arching chamber present above breaker panel ,operating rod is connected to arch interrupting chamber.  VCB is charged by rotating handle clockwise makes closing coil compressed and by pressing close  button VCB contacts gets closed & connected to 33kv supply line. Porcelain Clad Vacuum CB    (CROMPTON GREAVES ) VOLTAGE: 36KV                 BREAKING CURRENT :  25KA   CURRENT : 1250A                MAKING CAPACITY : 62.5KA NO OF POLES : 3                CLOSING COIL :110V DC         TRIPPING COIL : 110V DC                                               ·         VCB contains two insulating Chamber Upper insulator chamber has Arch Quenching. ·         Lower insulating Chamber has operatin

SINGLE POLE MCB INTERNAL PARTS

Image

Generalised Substation SLD

Image
HT VCB : Iron Clad Floor Mounted of  11KV, 800A, VCB LT ACB:440V Indoor ACB 

Cable Sizing

Image
Cable Size for home Appliances        1.    Refrigerator                                                              3CX 0.75 Sq mm 1.1KV, 200W     2.    Television                                                          3CX 0.75Sq mm 1.1KV, 150W     3.      Electric Water Heater                                              3CX 1.0 Sq mm 1.1KV, 2000W   4.      Washing Machine                            3CX 1.50 Sq mm 1.1KV ,500W  
Image
TESLA in his HV lab  Proving Ac is not dangerous in working plane. TESLA coil Transformer generating 1Million volts.
Image
Electricity is really just an organised Lightning ..