What is difference between MCB,MCCB,ELCB and RCCB?
Brief description and why RCCB is costly?
Answer Posted / dixit
mcb
is a circuit protecting device which has a definite current rating which protects selective rating of the MCB which we choose.
MCCB
is also a circuit protective device we can change minimum to maxium value of current rating which can select .
ELCB
which sens the leakage current if any in the circuit,and trip the circuit immediatly
| Is This Answer Correct ? | 3 Yes | 1 No |
Post New Answer View All Answers
how is control wiring coding is done in a CRP panel ?
transformer spections :: input voltage 0-110-230v; output volage 0-10-12-14v; amp=3A using CRNO CORE, capcaity=50VA primary turns = ? ; secondry turns =?
what is the difference between Power and Distribution transformers ?
In the magnetic fluxes, what is the role of armature reaction?
what is submersible pump?what is different between motor and sub motor?
What is servo lock in CNC how they work and if any parameter for them in CNC machine
what is the need to express current and voltage in rms value? rms value is also called as effective value,what is effective value?
iam working in power plant. In hot places tube lights are glowing at the end portion only. what is the reason for that?
any idea abt REVERSE METERING concept.........?
What are motor generator sets and explain the different ways the motor generator set can be used ?
Hi guys! Plz help me to answer the following questions. 1. What are the types of transmission line energy losses? 2. Why are the VLF are used some types of services? 3. What frequencies are used for reliable beyond the horizon terrestrial communication without repeaters? 4. To permit selection of 1 out 16 equi-probable, what is the number of bitis required? 5. What is the most common modulation used for telegraphy? 6. What is the multiplexing is used to increase the capacity of the optic fiber? Thanks
What is speed mode?
What is synchro?
Any Electrical Engineering jobs?Please refer for interviews. Thank you
What is different between resistance grounding system and resistance earthing system?