Answer Posted / abhi26t

Foe a 50 KA MCCB, what is the duration of SC it can with stand.
Generally, electrical equipment is designed for 1 sec but is it true for MCCB also.

or its fault withstand time is 0.2 sec because with in this time frame it will trip.

what is the most permissible winding temp when we conducting a generator load test?(condition no load)

1773

---

what's the difference between abs/inc encoders. apart from the position remembrance what are all the other differences. and what's mean by grey code.

2133

---

How much voltage we need to apply in 33kv cable during hipot test of cable

920

---

Can I use distributon class/transmission class Lightning arresots for protecting the building? If not why please explain?

2011

---

what is active power & reactive power?

2272

---

If a air condition consume 2.50 to 3.00 amp then how much it will consume in watts if it is running 10 hours out of 24 hours????

1913

---

what can be the causes of capacitor start motor having a higher current that its actual

2000

---

why and how voltage sharing in transformer, during magnetic balance test ?

2395

---

Dear Sir I am living in Jaipur Rajasthan  now I did complete my b tech degree in electrical engineering in 2012  Sir how I gate certificate of competency for electrical supervisor

2046

---

Draw the DOL starter and star delta starter drawing?

3037

---

1. Why is the speed of shunt motor practically constant? 2. Why dc series motor use to start with heavy loads? 3. advantages & disadvantages of separately excited generator over self excited generator?

2594

---

How impulse levels are calculated that for 11kV impulse is 75kvp, for 24kV impulse is 125kvp ?

2033

---

Which do you think is the most significant cause of energy loss in a factory?

2304

---

What is the basic principle of welding process?

2194

---

Define phase lag and phase lead?

1189

---