what is the fullform of mccb

10 Answers   Thermax,

---

what is mean by xlpe cables?

3 Answers  

---

why phase & neutral is use in tv? why earthing not use ?

2 Answers  

---

What is the typical power circuit configuration of a VVVF Drive ?

1 Answers  

---

what is the difference between earth and unearth cable?

1 Answers   Essar,

---

wat is the difference between rotor 1st stage fault and 2nd stage fault?

3 Answers  

---

Why short ckt does not happen when solenoid coil connected to supply. as its a wire only.

1 Answers   Siemens,

---

what is the use of vcb & isolator in substation?

0 Answers  

---

why don't we use the generator as a motor? and what will happen?

0 Answers  

---

What is electrical diversity factor in electrical installations?

0 Answers  

---

how to calculate overall efficiency of diesel generator set? give us a formula with an example.

2 Answers  

---

length of 4 core cable 95mm from substation LV VFD panel to Motor at field approximately 150 meter. Motor stop and power has been isolated from LV MCC ( Substation )to disconnect Motor for services. After Motor completed service propose to reinstall and reconnect Motor Cable, found earth cable sparkling during touching at metal / motor body. Inspect by clamp meter found earth cable have current flow AC 1-2amps and all earth cable at MCC LV also have current flow as same value. why it is happen?

2 Answers  

---