Answer / sreenu

In case of MCB, Magnetic & Thermal settings are fixed. In
case of MCCB, Magnetic & thermal settings can be varied.

Answer / engr. md. zainal abedin peng

MCB means miniature Circuit Breaker.
MCCB MEANS mOLDED Case Circuit Breaker.

Answer / rajendran m

MCB used to upto 63A, But MCCB to be use to More than 63A.

how to find the Motor,s insulation Power?

0 Answers   Gourmet Group,

---

why ss stablity limit is more transient stablity limit?

0 Answers   IOCL,

---

Wat will happen if R-phase of an alternator is connected to B- Phase of AMF panel fed from alternator

4 Answers  

---

Why the transformer rating is denoted in VA rating why not in KW

7 Answers  

---

In AC Drives How can change & control its output Frequency?

5 Answers   Jindal,

---

In Panels Main Incomer considered should be TPN or FP?

2 Answers  

---

why genarator genarating voltage 11 KV?

0 Answers  

---

Advantages/Disadvantages of earthing of neutral bus on MSB instead of separate neutral earthing for transformer/DG sets feeding to MSB

0 Answers  

---

Do anyone know how can I calculate earthing for substation or do anyone know any software which I can use for this case

1 Answers  

---

what do you mean electrical earth pit?

2 Answers   Enercon,

---

why receiving end voltage increases in a system when capacitive load is added

1 Answers  

---

I am using submission of two ct in one and half scheme for 67/67N protection. Both CTs star point is grounded separately near ct box.Will two point ground give wrong tripping to 67/67N during fault or no matter.

0 Answers   NCC,

---