how df/dt relay operates & how it works?

1 Answers  

---

how can we chacke adiod in a circuit

2 Answers  

---

Up to how much limit of HP of electric motor the Star- Delta Starter can be used ?

1 Answers  

---

what is the difference between RMS meter and normal meter

3 Answers   TATA,

---

how to calculate current and voltage in a same circuit?

0 Answers  

---

---

If Polarization index of motor 8.75 at 500volts of medium voltage 4.16 KV motor what this mean winding good or bad pl answer if any reffrence book give me the link

0 Answers   Marafiq,

---

What is UPS and How do you maintain the UPS Maintenance? Brief Description on UPS maintenance.

0 Answers   JLL, Nokia, Uttam Galva,

---

tell me about sf6 breakers

4 Answers  

---

what is meant by tranformer impedance?

0 Answers   Synergy,

---

why co incidence factor considered in transformer sizing?

0 Answers  

---

what do you understand by dressing a HT/LT pole

1 Answers   Federal Polytechnic Nekede,

---

Has someone here done a sizing for a generator (3 phase), its for a pumping station. If you have an example for standby/duty and both running (I) star delta (ii) Soft Starter.

0 Answers  

---