MULTIPLICATION FACTOR (2/2) FOR ENERGY METER, SPECIAL RATIO (-/1 A, -/110V/√3)
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- Опубліковано 5 лют 2025
- Calculating Multiplying factor for energy meters eith normal and special ct & pt ratios.. Meaning of CTR & PTR of display and trivector meters.
Very nice explain and very informative video's keep it up.
Thank you very much
Very informative video...thanks sir
Thanks Sir very useful information given by you 🙏🙏
Excellent brother
Nice explain
Sir please explan ,control and relay panel wiring diagram of power station. we work in hydro power station.this very useful for our working team
My 11kV switchgear PT is damaged. Can I use 33kV PT instead in 11kV switchgear for TVMs ?
U may, provided the transformer between the 33 & 11 kV is not inducing any phase shift. Plus burden capacity is not surpassed
If field CT secondary is 1A and meter secondary is 5A. Whether we can use 1A field CT input to meter ratio of 5A
Can you please describe about SUMMATION CT conneections?
JAITECH ENGINEERS THIRUVANANTHAPURAM
Dear sir
If we change 132kv design meter to 33kv system.how to change impulse/unit at meter.
How imp/unit pulse LED working.
Imp/unit is a design feature..if u are changing outside supply configuration, a MF needs to be calculated for each output
Thankq dear sir. 👌
How we will calculate same multiplying factor for 11kv feeders???
Same formula will apply
Send me a clear photo of CT & PT plates alongwith concerned meter, where ratios can be seen easily. I can set them on the formula then
If the supply line voltage is 440v , and pt ratio is not mentioned i. e. PT Field ratio and PT meter ratio is not mentioned then how to calculate MF
Generally in such cases, external PT is not available, the supply voltage of 440 v is directly fed through energy meters as u can see in domestic power supply applications. MF is generally assumed 1 if it is not specifically mentioned on meter.
Sir 11 kv schnieder vcb control wiring complete details video bnao please🙏🙏🙏
Thank u sir ji
Thanks sir...
Please calculate for 11 Kv feeders
25 kw ke liye 100/5 ct wiith meter lagaya hai
56 reading show horahi hai mf kya hoga
My meter is -/5 , I am using ct 100/5 there is no pt ,. Than what is my Multiplication factor
MF is 20
MF for current shall be 100
@@beingelectrical6641mf is 20
Sir,
If ETV meter is of type MWH, MF=MF' ?
If ETV meter is of type KWH, MF= MF'/1000 ?
If ETV meter is of type WH, MF= MF'/1000000 ?
Here MF- Final Multiplying factor
MF'- Calculated Multiplying factor
Pretty correct.. happy to see... Concepts are being connected..
Stay connected for more clarifying discussions
Yes,this ratio adopted in many government transmission utility.
Channa Ji, I didn't understand this ratio conversation.
Please elaborate this conversation