High Voltage out door substation-annual maintenance, things
to be considered
1) BOLT CONNECTION ALL EQUIMENTS CHECKING.
2) MAIN EARTH CONNECTION.
3) eARTH SHIELD, fiber optic cable connections.
4) Test the CB TIMING ,INSULATION, PROTECTION RELAYS,
ct,VT, - OIL TESTS, DS,ES,
5)hvac
6) DC system
7) Outdoor lighting/emergency change over.
8) On line sub stn cleaning eauipment
9) funtional test for Bus bar differenctial protection and
its logic sequence restoration of sub stn equipment. if any)
in case of one and half CB sub-station configuration.
10) fire fighting system.
| Is This Answer Correct ? | 1 Yes | 0 No |
what are the safety measures of induction motor?
which capacity of RCCB used for five thousand watt electricity load?
How much weight an electrical engine can pull??
i need mat lab program to find out the transmission line losses,regulation and losses
Define end float in a motor?
where any change in supply line due to the incipient faults in three phase induction motor
What is the function of the serge absorber?
List of equipments required foe industrial repair lab.
How to improve the power factor from 0.8 to 0.98? Also tell me cost vs benefit analysis.
Best way to measure the Soil resistance of rocky soil, three probe method and four probe method
What different between kw and kva. why maser AC in kva.
in elevator industries , how to calculate the required KVA for the elevator (elevator spec- 40A module , motor of 13.5KW, 20A)
1 Answers DLF, Tata Steel Limited,
Civil Engineering (5086)
Mechanical Engineering (4453)
Electrical Engineering (16638)
Electronics Communications (3918)
Chemical Engineering (1095)
Aeronautical Engineering (239)
Bio Engineering (96)
Metallurgy (361)
Industrial Engineering (259)
Instrumentation (3014)
Automobile Engineering (332)
Mechatronics Engineering (97)
Marine Engineering (124)
Power Plant Engineering (172)
Textile Engineering (575)
Production Engineering (25)
Satellite Systems Engineering (106)
Engineering AllOther (1379)