5 mva power transformer manufacturers in india
An Authorized 5000 kva transformer, 5 mva 33/11kv transformer suppliers in africa, view 5 mva power transformer price in india
Transformers such as the 5 mva transformer dimensions are considered to be one of the primary components for both the transmission as well as distribution of electrical energy. Click here for the cost of cost of 5 mva transformer in india.
5 mva transformer manufacturers in india
5000 kva transformer
5 mva 33/11kv transformer
Looking For 5 mva inverter duty transformer Exporter in india, view 5000 kva transformer price and 5 mva transformer current rating
The design of the 5 mva transformer oil capacity results mainly from the range of application, the construction, the rated power as well as the voltage level. The scope of 5 mva transformer parts types starts with generator transformers and ends with distribution type 5 mva transformer. A 5 mva power transformer which are directly connected to the generator of the power station can be referred to as a generator 5 mva 33/11kv transformer.
The power range of a 5 mva transformer current rating goes up to far above 1000 MVA. And the 5 mva transformer current capacity voltage range extends to approx. 1500 kV. Click here for the 5000 kva transformer price. Distribution 5000 kva transformer usually is produced within the range from 50 to 2500 kVA and max. 36 kV. In the last step, the 5 mva transformer full load current distributes the electrical energy to the consumers.
This is done by feeding the 5 mva inverter duty transformer from the high voltage network into a low voltage distribution network. The 5 mva transformer load capacity has been designed either as liquid- filled or as dry type transformers. Transformers with a rated power of up to 2.5 MVA including a voltage up to 36 kV can be referred to as distribution 5 mva transformer weight; on the other hand all transformers of higher ratings will be classified as power transformers.
We are one of the leading 5 mva transformer manufacturers in India. Because we offer competitive pricing all over the world, especially 5 mva power transformer price in India our client base consists of buyers in all sectors. These buyers often purchase or order different 5 mva transformer specification. Click on the link to obtain the technical specification of 5 mva transformer. We are also certified to perform 5 mva transformer testing.
MVA stands for Mega Volt Amp or Volts X Amp /1000,000. In case your add up to load necessity is 1000 volts and 5000 amps (1000 x 5000 = 5000,000 VA) it can be communicated as 5MVA. Usually called “apparent power” since it takes into thought both the resistive load and the reactive load. We generally indicate load by MVA, KVA or VA as any specific appliance of power framework generally absorbs active power as well as reactive power. ( Eg: transformers).
Partition the number of kVA by 1,000 to convert to MVA. For illustration, in case you have got 438 kVA, isolate 438 by 1,000 to induce 0.438 MVA.Multiply the number of kVA by 0.001 to change over to MVA.
5 MVA = 5000 KVA
Rating | 5 MVA, 3PH, 415/6.6/11KV |
Frequency | 50 HZ |
LT Nominal Voltage | 415V, AC |
LT Breaker | 8000A, 3P, 415V MDO(4000AX2) |
HT Nominal Voltage | 6.6/11KV, AC |
CT Ratio | 100/5A |
PT Ratio | 11/110V |
Capacity of Oil | 250 LTR |
Type of Oil | TC OIL |
Vector Group | Y-Y |
Empty Weight | |
Full Weight | |
Provisions | Can For Step Up and Step Down Application for Step Down Application Load Should be Balanced on 3PH |
5 mva transformer manufacturers in india export to | Nigeria, Rwanda, Kenya, Bangladesh, Nepal, Africa, Tanzania, India, Malaysia Uganda, Malawi |
Other Ratings | 10, 16, 25, 50, 63, 100, 160, 200, 315, 500, 630, 750 kVA |
all above transformer are | 11kV , 22kV, 33kV line |
Efficiency | 3, 4, 5 Star or Level II, Level III |
For Final 5 mva transformer price in india Please Mail Us on info@rajasthanpower.in
Find Great Deals On 5 mva transformer, Check 5 mva transformer testing, weight and full load current
kVA stands for Kilovolt-Ampere and is the rating regularly utilized to rate a transformer. The size of a transformer is decided by the kVA of the load. In numerous circumstances the power required by the load is proportionate to the rating of the transformer communicated in either VA or kVA. For case a 1KW (1000 Watts) load would require a 1kVA transformer @ unity power factor.
KVA calculation
For three phase KVA= (V*I*1.732)/1000
For single phase KVA= (V*I)/1000
MVA calculation-
For three phase MVA= (V*I*1.732)/100,000
For single phase MVA= (V*I)/1000,000
Main Technical Parameters for 35KV level ,S11 series distribution transformer | ||||||
Rated Power (kva) |
High Voltage (kv) |
H.V.Tap range |
Low Voltage (kv) |
Connection symbol |
No-load loss(W) | On-load loss(W) |
2000 kva | 35 |
±3*2.5 |
6.3
10.5 |
Ynd11 | 2.31 | 19.24 |
2500 kva | 2.72 | 20.65 | ||||
3150 kva |
35
38.5 |
3.24 | 24.71 | |||
4000 kva | 3.88 | 29.12 | ||||
5000 kva | 4.64 | 34.2 | ||||
6300 kva | 5.64 | 36.8 | ||||
8000 kva |
6.3
6.6
10.5
11 |
Ynd11 | 7.88 | 40.62 | ||
10000 kva | 9.28 | 48.05 | ||||
12500 kva | 10.95 | 57.81 | ||||
16000 kva | 13.16 | 70.32 | ||||
20000 kva | 15.57 | 82.8 | ||||
25000 kva | 18.07 |
Below are the tests conducted by Rajasthan Powergen Transformer P. Ltd. before delivery. Other tests required by clients can also be done accordingly.
- Insulation resistance
- Resistance of all windings
- Check voltage ratio and vector group
- No-load test at rated frequency and rated voltage
- Impedance test
- Withstand voltage testing
- Induced over-voltage withstand testing
- Partial discharge measurement
- Oil leakage test
The impedance of a transformer is the entire restriction offered to substituting current. This may be calculated for each winding.However, a rather basic test gives a practical strategy of measuring the comparable impedance of a transformer without isolating the impedance of the windings.
Calculation of Percentage Impedance
In arrange to decide proportionate impedance, one winding of the transformer is short-circuited. And a fair sufficient voltage is connected to the other winding to make full load current to stream within the short-circuited winding.This voltage is known as the impedance voltage.
Impedance Data for Single-Phase Transformers
kVA |
Suggested X/R Ratio |
Normal Range of Percent |
Impedance Multipliers** For Line-to-Neutral |
|
1Ø |
Calculation |
|
for %X |
for %R |
25.0 kva |
1.1 |
1.2–6.0 |
0.6 |
0.75 |
37.5 kva |
1.4 |
1.2–6.5 |
0.6 |
0.75 |
50.0 kva |
1.6 |
1.2–6.4 |
0.6 |
0.75 |
75.0 kva |
1.8 |
1.2–6.6 |
0.6 |
0.75 |
100.0 kva |
2.0 |
1.3–5.7 |
0.6 |
0.75 |
Impedance Voltage
5 MVA |
– |
7.15% |
Transformer oil (moreover known as insulating oil) may be a uncommon type of oil which has fabulous electrical protection properties and is steady at high temperatures. Transformer oil is utilized in oil-filled electrical power transformers to insulate, stop arcing and corona release, and to disseminate the heat of the transformer (i.e. act as a coolant).
The oil capacity of 5MVA(5000kVA) transformer is 3030 ltr.
Sl. No. | Capacity and voltage ratting of Power-Transformer |
---|---|
1 | 315 MVA 400/220 KV Single ph auto transformer |
2 | 200 MVA 220/132/33 KV Auto Transformer |
3 | 160 MVA 220/132/33 KV Auto Transformer |
4 | 50 MVA 132/33 KV Power-Transformer |
5 | 31.5 MVA 132/33 KV Power-Transformer |
6 | 20 MVA 132/33 KV Power-Transformer |
7 | 7.5 MVA 66/33 KV Power-Transformer |
8 | 5 MVA 66/33 KV Power-Transformer |
9 | 5 MVA 33/11 KV Power-Transformer |
10 | 6.3 MVA 33/11 KV Power-Transformer |
11 | 10 MVA 33/11 KV Power-Transformer |
How to use the full load chart to find kVA
A) Determine the secondary voltage of your transformer.
B) Sum up the total amperes required by the load.
C) From the full load current table below, select a transformer under the corresponding secondary voltage, with a standard kVA capacity and amperage equal to or higher than the sum required by the load.
kVA | Current in Amperes | ||||||
120V | 240V | 416V | 480V | 600V | 2400V | 4160V | |
0.25 kva | 2.08 | 1.04 | 0.6 | 0.52 | 0.41 | – | – |
0.5 kva | 4.16 | 2.08 | 1.2 | 1.04 | 0.83 | – | – |
0.75 kva | 6.25 | 3.13 | 1.8 | 1.56 | 1.25 | – | – |
1 kva | 8.33 | 4.17 | 2.4 | 2.08 | 1.67 | – | – |
1.5 kva | 12.5 | 6.25 | 3.6 | 3.13 | 2.5 | – | – |
2 kva | 16.7 | 8.33 | 4.81 | 4.17 | 3.33 | – | – |
3 kva | 25 | 12.5 | 7.21 | 6.25 | 5 | 1.25 | 0.72 |
5 kva | 41.6 | 20.8 | 12 | 10.4 | 8.33 | 2.08 | 1.2 |
7.5 kva | 62.5 | 31.2 | 18 | 15.6 | 12.5 | 3.12 | 1.8 |
10 kva | 83.3 | 41.6 | 24 | 20.8 | 16.6 | 4.16 | 2.4 |
15 kva | 125 | 62.5 | 36 | 31.2 | 25 | 6.25 | 3.6 |
25 kva | 208 | 104 | 60 | 52 | 41.6 | 10.4 | 6 |
37.5 kva | 312 | 156 | 90.1 | 78.1 | 62.5 | 15.6 | 9.01 |
50 kva | 416 | 208 | 120 | 104 | 83.3 | 20.8 | 12 |
75 kva | 625 | 312 | 180 | 156 | 125 | 31.2 | 18 |
100 kva | 833 | 416 | 240 | 208 | 166 | 41.6 | 24 |
150 kva | 1250 | 625 | 360 | 312 | 250 | 62.5 | 36 |
167 kva | 1391 | 695 | 401 | 347 | 278 | 69.5 | 40.1 |
250 kva | 2083 | 1041 | 600 | 520 | 416 | 104 | 60 |
333 kva | 2775 | 1387 | 800 | 693 | 555 | 138 | 80 |
Single Phase AC Motor Full Load Running Currents in Amperes and Recommended Transformer Ratings
Horsepower | Full Load Current (Amps) | Minimum Transformer KVA | ||
110-120V | 208V | 220-240V* | ||
0.5 | 9.8 | 5.4 | 4.9 | 1.5 kva |
0.75 | 13.8 | 7.6 | 6.9 | 2 kva |
1 | 16 | 8.8 | 8 | 3 kva |
1.5 | 20 | 11 | 10 | 3 kva |
2 | 24 | 13.2 | 12 | 5 kva |
3 | 34 | 18.7 | 17 | 5 kva |
5 | 56 | 30.8 | 28 | 7.5 kva |
7.5 | 80 | 44 | 40 | 15 kva |
10 | 100 | 55 | 50 | 15 kva |
15 | 135 | 74.8 | 68 | 25 kva |
20 | – | – | 88 | 25 kva |
25 | – | – | 110 | 37.5 kva |
30 | – | – | 136 | 37.5 kva |
40 | – | – | 176 | 50 kva |
50 | – | – | 216 | 75 kva |
kVA ratings include 10% overcapacity for frequent motor starts.
*For 200 volt motors, increase 220-240V ratings by 15%.
kVA | Current in Amperes | |||||||
208V | 240V | 380V | 416V | 480V | 600V | 2400V | 4160V | |
2 KVA | 5.55 | 4.81 | 3.03 | 2.77 | 2.4 | 1.92 | 0.48 | 0.27 |
3 KVA | 8.32 | 7.21 | 4.55 | 4.16 | 3.6 | 2.88 | 0.72 | 0.41 |
6 KVA | 16.6 | 14.4 | 9.11 | 8.32 | 7.21 | 5.77 | 1.44 | 0.83 |
9 KVA | 24.9 | 21.6 | 13.6 | 12.4 | 10.8 | 8.66 | 2.16 | 1.24 |
15 KVA | 41.6 | 36 | 22.7 | 20.8 | 18 | 14.4 | 3.6 | 2.08 |
30 KVA | 83.2 | 72.1 | 45.5 | 41.6 | 36 | 28.8 | 7.21 | 4.16 |
45 KVA | 124 | 108 | 68.3 | 62.4 | 54.1 | 43.3 | 10.8 | 6.24 |
75 KVA | 208 | 180 | 113 | 104 | 90.2 | 72.1 | 18 | 10.4 |
112.5 KVA | 312 | 270 | 170 | 156 | 135 | 108 | 27 | 15.6 |
150 KVA | 416 | 360 | 227 | 208 | 180 | 144 | 36 | 20.8 |
225 KVA | 624 | 541 | 341 | 312 | 270 | 216 | 54.1 | 31.2 |
300 KVA | 832 | 721 | 455 | 416 | 360 | 288 | 72.1 | 41.6 |
450 KVA | 1249 | 1082 | 683 | 624 | 541 | 433 | 108 | 62.4 |
500 KVA | 1387 | 1202 | 759 | 693 | 601 | 481 | 120 | 69.3 |
600 KVA | 1665 | 1443 | 911 | 832 | 721 | 577 | 144 | 83.2 |
750 KVA | 2081 | 1804 | 1139 | 1040 | 902 | 721 | 180 | 104 |
Three Phase AC Motor Full Load Running Currents in Amperes and Recommended Transformer Ratings
Horsepower | Full Load Current (Amps) Minimum | Transformer kVA | ||||
110-120V | 208V | 220-240V* | 440-480V | 550-600V | ||
0.5 | 4 | 2.2 | 2 | 1 | 0.8 | 3 KVA |
0.75 | 5.6 | 3.1 | 2.8 | 1.4 | 1.1 | 3 KVA |
1 | 7.2 | 4 | 3.6 | 1.8 | 1.4 | 3 KVA |
1.5 | 10.4 | 5.7 | 5.2 | 2.6 | 2.1 | 3 KVA |
2 | 13.6 | 7.5 | 6.8 | 3.4 | 2.7 | 6 KVA |
3 | 19.2 | 10.7 | 9.6 | 4.8 | 3.9 | 6 KVA |
5 | 30.4 | 16.7 | 15.2 | 7.6 | 6.1 | 9 KVA |
7.5 | 44 | 24 | 22 | 11 | 9 | 15 KVA |
10 | 56 | 31 | 28 | 14 | 11 | 15 KVA |
15 | 84 | 46 | 42 | 21 | 17 | 30 KVA |
20 | 108 | 59 | 54 | 27 | 22 | 30 KVA |
25 | 136 | 75 | 68 | 34 | 27 | 45 KVA |
30 | 160 | 88 | 80 | 40 | 32 | 45 KVA |
40 | 208 | 114 | 104 | 52 | 41 | 75 KVA |
50 | 260 | 143 | 130 | 65 | 52 | 75 KVA |
60 | – | 170 | 154 | 77 | 62 | 75 KVA |
75 | – | 211 | 192 | 96 | 77 | 112.5 KVA |
100 | – | 273 | 248 | 124 | 99 | 150 KVA |
kVA ratings include 10% overcapacity for frequent motor starts.
* For 200 volt motors, increase 220-240V ratings by 15%.
These are the basic components of a 5 mva transformer.
- Insulating materials
- Windings
- Laminated core
- Tap changer
- Transformer oil
- Cooling tubes
- Explosion vent
- Breather
- Oil Conservator
- Buchholz Relay
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