Answer Posted / mehul g. c.
mcb will protect you system against overload & short circiut.
because it is having thermomegnatic strip it will open the
contact when current exeeding his normal alue.
but
isolater is one switch only. you can operate when you want
break the power of your system in maintenance or for the
other work
in short mcb will trip automatically and protect your system
& isolater is operated manually.
| Is This Answer Correct ? | 9 Yes | 1 No |
Post New Answer View All Answers
is IS says that neutral should be brought to switch box. and this one is a recomended practice
When a square wave is applied to primary of a transformer then what will be output wave form of secondary ?
why voltage form factor of PT are increase , when it is ecpected heigher spikes in system. how it is calculated.
what is the write prosidure of stringing of 8meter pcc pole.
I am having a 1500 KVA transformer whose secondary current is 2086A and my connected load is 1000 KVA, I am having 400 KVAR APFCR for PF improvement what ratio of CT should i install in LT EB Bus to get optimum PF improvement?
What is the meaning of utility ground and clean ground? How the distribution panel is grounded?
Define stepper motor. What is the use of stepper motor?
8. A DYNAMOMETER TYPE WATTMETER RESPONDS TO THE.......
how can we phase identification in a distribution line,how we recognise that which phase is coming for a house hold connection.help me............
please send me RRB electrical engineer previous year questions for Sr. Section Engineer
I am inpecting a 10kVA UPS what tests should i do and should i observe?
Pl. give me checklist for installation & commissioning of machine tool.
I need HT sphere gap calibration table. Can any body help me.
we use 400/5A ct and 35/roor3KV,/0.1/root3KV,0.1/root3KV pt ratio. What is the multiple factor of this meter.
when we design electrical schemes of 11/.415kv distribution..wen and were should we show the relays??what is the function of it?for example..we place EFR Relay CT between transformer neutral link and transformer earth.Like this what are the other type of relays we should use?why?where?Explain please..Thank you