Answer / nikhilesh

we can't use it beacuse rccb is residual current circuit
breaker. it is used for house wiring ckt.still wee used it
will not trip

Answer / k.prakashchandra

You can use 3 phase 3 wire/ 1 phase 2W RCCB

Which Current transformer will be bigger in size, 400/5 or 400/1 & why?

2 Answers   Apollo,

---

How to calculate the breaker's short circuit current?

1 Answers  

---

how to flameproof electrical motor on the shaft?

0 Answers  

---

A 100KVA SINGLE PHASE TRANSFORMER 10000/200V,50HZ REQUIRES 300V AT HV SIDE TO CIRCULATE FULL LOAD CURRENT WITH LV SHORT CIRCUITED.THE INTAKE IS 1000W.THE % OF REGULATION ON FULL LOAD AT 0.8 PF LAGGING WILL BE HOW MUCH AND THE SECONDARY TERMINAL VOLTAGE ON 0.8 PF LEADING WILL BE

0 Answers   IAS, TATA,

---

What is a roll of a adopter pannel in buscoupler pannel????

2 Answers  

---

What are test values for an 63 KVA and 100 Kva Distribution Transformers for the following typical tests 1)Magnetic balance 2)Short circuit test 3)Open Circuit test 4)Vector group confirmation test .please give me the standard values for all the above tests.

0 Answers  

---

what will be the maximum winding temperature of 6.6kv HT motor 450kw, Full load current 49A. 50Hz Frequency.

0 Answers   DVC,

---

what happen when increase or decrease size of lamp,light.glass.

0 Answers  

---

MCB MCCB ACB VCB

1 Answers  

---

how we calculate the motor rating of pump for water suction ?its any formula for that plz give thank u

3 Answers  

---

What is the dc grounding system and what is diff between AC/DC grounding system?

0 Answers  

---

the parts of transformers ?

1 Answers   Bhel, Facility management,

---