Answer Posted / binod

TR BODY SHOULD BE EARTHED WITH TWO DIFFERENT EARTH PITS
SEPARATLY & NOT CONNECTED WITH NEUTRAL EARTH PIT.YNO/YNO
POWER TRANSFORMERS THE PRIMARY EARTH IS GROUNDED SOLIDLY &
SECONDARY EARTHS CONNECTED THROUGH NGR/NGT AS PER THE
REQUIRED LOAD PHILOSHOPY.

How Can I calculate for the photometrics requirements for a street lighting? Data given are: 45 units of 6 meter light pole with 150 watts metal halide lamp, 220 volts and installed in a promenade area.

2042

---

What is the meaning of Insulation H for transformers????

2093

---

How to assume answer to electrical questions

1478

---

What is the difference between the relay and the circuit breaker?

1060

---

if we have a industrial load of 400 kilowatts with 415 volt AC then how much total harmonic distortion (thd%) should be acceptable for steady power system.

1940

---

Why can't we parallel the secondary circuits of two voltage transformers?

1440

---

Define thermal resistance in the context of power amplifier.

1079

---

Classify drilling machines.

1102

---

How to know Resistance and Reactance value of main and aux winding of single phase capacitor start capacitor run induction motor to find capacitor value?

1971

---

how to interlock 3 incomer-ACB,1 buscoupler ACB,... pls answer this question and if possible send me the ckt diagram..haifriends2910@gmail.com

2837

---

What are the advantages of speed control using thyristor?

1071

---

he compression ratio for a petrol engine generally lies between

1212

---

please send 5yearje solved papers on my email himmatsinghnathawat@gmail.com

1871

---

i want to learn control schedule for 11kv panel? can any one send the detailed control schedule?

2371

---

hi everybody how to design string combiner box (scb) internal parameters like bus bar and spd (surge protection device and fuse which place to set that,and also bus bar one particular cross sectional how much heat generated and how much power loss tell me Clearly and briefly

1933

---