Answer Posted / swapnil

main basic difference is simplex and duplex RTD is two point in duplux rtd if one point is damage in rtd then use in other point . so simple procedure and lower cost.

in a simple IDMT relay we use neutral point of ct for earth fault then what is the requirement of neutral ct and cbct?

2105

---

what is residuel magnetism. and how order lead acid batteries for 24 volt. emergency lighting system.

1936

---

How each of the following losses occur in d.c machines (i) copper (2)core (3) windage (4)friction please help me

1977

---

draw the block diagram of fire alarm?

5378

---

any one can explain what is the size of pvc,armoured, various sizes of powr cable dia?

1873

---

how to commissioning the genset with amf panel?

2347

---

What is proportional controller?

1232

---

i have total 8 dg sets for synchronizing and 2 buscoupler,1 sectoin dg no 1,2,3,and 2 sectoin dg no 4,5,6,and last section dg no 7,8 ....if buscupler no 1 and 2 is off mode ..than dg no 1,2,3,will synchroniz of another dg sets?

1777

---

Meter p.t. ratio= 3×230/400 , c.t.ratio = 3×1 (2) A what is m.f.

1701

---

if in 3-phase system voltage=440V,frequency=60Hz, current=400A. then if it is single phase then current=? and if it is single phasing then current=?

2486

---

by using pump duty, how we will can calculate the motor duty(KW)? is there any standard or formula.

1925

---

I completed iti in2004 I was worked in A grade contractor can I get c licence

1655

---

what is the best transformer oil breakdown voltage?

1082

---

what is the use of commutator in dc motor if we supply ac ? commutator is used to convert ac to dc.and it is used to arrange the flux in unidirectional in case of dc supply. if we give ac as supply to dc motor what is the use of commutator?

2035

---

what is value of Jin transformer

2040

---