Answer / Suhail Ahmad

The Total Harmonic Distortion (THD) in a steady power system can vary depending on the specific industry and equipment. However, for general AC systems, THD is typically expected to be less than 5%. For industrial applications, it's important to consult relevant standards such as IEEE Std 519 or IEC 61000-3-2 for specific THD limits.

what is the formulae for calculating the cable size for a given voltage and current.

4 Answers   Bharat Forge,

---

what the reson to use phase shift( angle) like (dyn11,Dd5 or Dy0)are usedin power and transsmison line

1 Answers  

---

why middle phase should used for earth fault and other phases used for over current in overcurrent and earth fault relay?

7 Answers   ABB, ONGC,

---

What is Difference Between Induction Motor & Servo Motor

31 Answers   Jindal, Kirloskar, KTTM, Star Technocrates, Toyota,

---

How does a system control centre in a utility plant gets the grid frequency of the electrical network (50 Hz or 60 Hz)by the SCADA system?

1 Answers  

---

how to determine capacitor bank capacity of one plant..

2 Answers   Dalkia, SPDC,

---

why two contacts(in series) are using in closing circuit

3 Answers  

---

What is the purpose of lighting Transformer used in Industries for Lighting illumination? Its necessary or not?

2 Answers  

---

IP55 protection stands for

1 Answers   Hofincons,

---

WHAT IS DGA TEST FOR THE TRANSFORMERS.

3 Answers   ABB,

---

What happens if you give supply to the rotor of three phase induction motor?

11 Answers  

---

What is the difference between ELCB and RCD

7 Answers  

---