Neutral to earth and phase to earth voltage how much.
Answer Posted / kailash hud
Neutral to earth voltage is below 3.5 volts
Pphase to earth is 230v
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating
how many parameters can integrate with fire alarm basically ?
How to calculate the current of Highpressure Mercury Vapour Lamp?what is the basis?whether we have to consider power factor or not?
We have received supplies of the ordered material. payments against the supplies also released. Where ST paid 4% against form C. Meanwhile it has been observed that 25% of material supplied was defective. Please suggest whether the issuance of C form from our side would be stopped till settlement of liabilities.
hi friends how 3 phase converter functioning ?what is working principle of rotory phase converter ?
Define coil span?
Difference between Earthing Truck & Earthing trolly for HT panel
Why is better to have a minimum ceiling voltage of 250% than 160%?
Dear sir, my knowledge about cable size determination is limited. Though I read examples I could not calculate the Cable size required for electric driven pump 40 KW, 380 Volt, 50 HZ, 50 meter from transformer and it is three phase star delta starting. Please help as there is no one in my surroundings to help.
explain the functions of main isolation switches
what is diff. between earthing grid,earthing mess, earting grid?
If a rotary UPS is in line through grid power; What would be the impact on Power Factor if the load through rotary ups is 25% , 50% , 75% & 100%. Will the power factor reduce with less load?
following are the questions asked in interviews: 1) Considering the short circuit fault, which switchgear is preferable, SFU OR MCCB? Which operates faster? whicg one is popular in Indian Market and why? 2)Define SCPD. What is type2 coodination? 3)Why the contactor rating is higher for the fuseless selection than for fuse selection? whether the ratinf of SFU or MCCB remains the same in both the cases? 4)If the HP rating is known then can you calculate the ratings of L.V Switchgear(SFU/MCCB, contactor, OLR) without using the selection chart?
what is active power & reactive power?
What is formula calculation size cable wire ?