what difference between thermal and bi-metal over load relay?

2 Answers  

---

How size of Earth Strip is determined for a particular Fault current.

1 Answers  

---

three owners X, Y, z owned some tractors with them, on the first month x gave away the same amount of tractors to y and z ( as much as they possed), similarly in the 2nd month y gave of to x and z similarly by third month z gave to x and y. after this all X, Y, Z had 24 tractors each.

2 Answers   econ,

---

Is there any problem ,if R-Y-B voltage is constant , but the air compressor taking one phase high current.what is possible causes.the said compressor is very new.(55kw).

4 Answers  

---

What is the Difference Between resistance and resistivity?

2 Answers   Sun Pharma,

---

What is the basic difference between 90% stator earth fault and 100% stator earth fault, and its phenmenona?

4 Answers   Reliance,

---

can any one explain about when EB supply failed then how the load will transfer onto DG's step by step.

1 Answers  

---

Difference between SHORT CIRCUIT and an OVERLOAD ?

1 Answers  

---

How multimeter shows phase to phase voltage 440V & phase to neutral 220V.

2 Answers  

---

What is difference between isolator and circuit breaker?

0 Answers  

---

How the size of transformer decreases if we increases the frequency?

2 Answers  

---

how many electricity poles are there and what are the names and their sizes.

0 Answers  

---