What does CDG,CDAG,CAG,VAJ,VAJH,VTT,VAZ,VAA etc. stands for
in case of relays and can anyone answer to decode this
codes C,V,D,G,A,X,TT,J,JH etc
Answer Posted / mithun mesta
J- Dc In comer
K- control,closing, Tripping
L- Alarm,Annunciation,
E- Potential Tranformer
H- AC supply
C- Protection Circuit
D- Metering Circuit
A- CT secondary for special protection
| Is This Answer Correct ? | 16 Yes | 22 No |
Post New Answer View All Answers
I want to make street light with solar system ... What may I do for procedure and how much of estimation for each material ... If any one knows guide me and inform this id : aravindd7@gmail.com
A 10 MVA, 66KV, 50Hz, Y-connected 3-phase alternator has synchronous reactance of 0.635 Ù. It is working at full load at 0.8 lagging p.f. condition. Find torque angle, neglect armature resistance.
What is the practical way to calculate the cable size for known ampere load?
what is a bus post insulator? explain its application in a substation.
what does vector group Dyn11 tell us? also tell me how will u differentiate between phase lead and phase lag thru this vector group
what is the reactance,capacitance & impedence electrical armoured & unarmored Cables.
what clearance required for 4.5 mva dry type transformer?
1. for eg, capacitor is used for many purposes(it act as filter, oscillator, bypass capacitor, memory storage etc...) 2. Please tell me some example circuits for different uses of capacitor( whenever and whereever and however we used capacitor as a filter, oscillator tuning etc..) 3. similarly for inductor and resistors(it act as what?) and when and how we want to act as like that?, and how we can used these components depends upon our requirments with example circuits and explanation? design to act as these components depends
what is different between relay and plc?
A power transformer 4MVA/11KV/0.415Kv has been out of use in 12years. what maintenance actions/test need to be carried out before energizing.
what is laser diodes?
Can you please explain creepage distance in detail, for a 6.6kV cable head what must the distance be and how do you determine it?
Why are the cores of large transformers built up of circular transactions ?
What will be the voltage impact on secondary side of two transformers with different vector groups when both voltages are compared.
How much of the total hydro power potential has been exploited so far in india?