Answer / 7anoter4

Ampere Frame [AF] it is the rating breaker current [maximum
current which the breaker will withstand for a long
time].Ampere trip [AT] it is the current set to trip the
circuit [usually from 60% up to 100% of the AF].

how is positive, negative, zero sequence is happen.. how is effect on 3 phase system

0 Answers  

---

what is the difference between AHU and FCU .

1 Answers   JLL,

---

Difference between shunt, PMG and AREP excitation. Which is the most reliable between PMG and AREP.

0 Answers   ABB,

---

Formula to calculate amps rating when we are having only the width & thickness of the coppper ?

2 Answers   BEL,

---

why mosquito bat makes noise when it hits with a insect?

2 Answers  

---

---

How the neutral earthing is connected in DG alternator

6 Answers  

---

what are the types of starter ?

25 Answers   Andhra Sugars, Bhel, Eveready, HyFun Foods, Jindal, ME, Valeo Lighting Systems India Private Limited,

---

For single phase(phase to neutral) having potential difference 230.in three phase(phase to phase)we have 440V HOW...?

1 Answers  

---

Briefly describe three methods that are usually used by electricity suppliers to control voltage levels?

0 Answers  

---

will a transformer work when pulsating dc id applied to its primary?? what will be the result??

2 Answers   cemp,

---

if the back emf eqution for dc motor EB=(QPNZ/60A) THEN what is the value of A for PMDC MOTOR OR how can dicide the value of "A"

2 Answers   BSL,

---

Name the instruments which run on DC?

2 Answers  

---