What is CCTV System???Applications........
Answer Posted / philimon mathias
cctv means closed circuit television
Is This Answer Correct ? | 4 Yes | 1 No |
Post New Answer View All Answers
what is the formula for hv test for cable and circuit breaker..????
state types of reflectors in illumination engg. ???????
how braking & making capacity of circuit breaker are calculated?
in the directional overcurrent and earthfault protection,normally we are setting the angle 45 deg lead for phase fault overcurrent and -45 deg lead for earthfault fro forward direction.but both the fault are operating on the same angle region only.why?how the relay will response?
With a phasor diagram show the effect of increasing the field current of a generator supplying a constant real power and connected to a grid system.
Earth bits close or open. Which is correct
Can an inverter be used as a converter? How?
Why lose 1 phase voltage in 33kv to 415v stepdown transformer
what is kondo syatem in eletrical traction
what is integrated ac contact circuit
Can any one provide the inspection procedure of MIMIC for VFD panel? Details: If someone wants to have a mimic in the VFD panel what are inputs considered for the mimic(like on,off,trip) whether we are able to add speed variation in the mimic(if so how can we get) and what are the parameters to be checked in the MIMIC during inspection?
What is PEC??Applications........
What are the major reasons for balancing hydro-thermal mix?
what are the maximum available current, voltage ratings and switching speeds of the power electronic devices thyristor, power mosfet, igbt, and mct?
A 3-phase IM is supplied from 50 Hz system. It runs at speed of 1440 rpm and slip equal to 4 %. Calculate number of pole pairs. A 1 B 6 C 2 D 3