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Low loss 630 kva distribution transformer insulation performance, no partial discharge, anti - lightning impact ability, low loss and low noise.The most important thing is low no-load loss.
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Product Introduction:
1)Only then has the new insulation structure, the anti - short circuit ability is strong.
2)The heat dissipation element USES the corrugated sheet or the sheet radiator and so on component.
3)The product has the characteristic of high efficiency and low loss.
Products Specification
Rated
Power
(kVA)
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High
Voltage
(kV)
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H.V
Tap Range
(%)
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Low Voltage
(kV)
|
Connection Symbol
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Short-
circuit Impedance
(%)
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No-load Loss
（W）
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On-load Loss
(W)
|
No-load Current
(%)
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Weight(kg)
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Overall Dimension(mm)
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Gauge
(mm)
|
Active
part
|
Oil
|
Total
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L
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W
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H
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30
|
20
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±5%
±2*2.5%
|
0.4
|
Yyn0
Dyn11
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4
|
100
|
600
|
2.1
|
200
|
85
|
350
|
780
|
740
|
930
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400*400
|
50
|
130
|
870
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2
|
230
|
90
|
480
|
810
|
760
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950
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400*400
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63
|
150
|
1040
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1.9
|
300
|
110
|
600
|
830
|
770
|
1000
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400*400
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80
|
180
|
1250
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1.8
|
350
|
110
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660
|
860
|
790
|
1040
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400*400
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100
|
200
|
1500
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1.6
|
400
|
120
|
700
|
865
|
820
|
1080
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550*550
|
125
|
240
|
1800
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1.5
|
450
|
130
|
800
|
870
|
820
|
1120
|
550*550
|
160
|
290
|
2200
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1.4
|
550
|
140
|
940
|
1100
|
840
|
1130
|
550*550
|
200
|
330
|
2600
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1.2
|
600
|
160
|
1130
|
1170
|
860
|
1160
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550*550
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250
|
400
|
3050
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1.2
|
700
|
180
|
1290
|
1250
|
880
|
1200
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550*550
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315
|
480
|
3650
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1.1
|
800
|
230
|
1400
|
1430
|
920
|
1230
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550*550
|
400
|
570
|
4300
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1
|
950
|
250
|
1550
|
1440
|
940
|
1300
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550*550
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500
|
680
|
5150
|
1
|
1140
|
260
|
1780
|
1540
|
1020
|
1320
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550*550
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630
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4.5
|
810
|
6200
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0.9
|
1300
|
320
|
2100
|
1610
|
1070
|
1390
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660*660
|
800
|
980
|
7500
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0.8
|
1600
|
350
|
2560
|
1670
|
1100
|
1460
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660*660
|
1000
|
1150
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10300
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0.7
|
1830
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450
|
2800
|
1800
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1170
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1590
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660*660
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1250
|
1360
|
12000
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0.6
|
2180
|
490
|
3200
|
1830
|
1230
|
1670
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660*660
|
1600
|
1640
|
14500
|
0.6
|
2530
|
640
|
4000
|
2030
|
1330
|
1750
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820*820
|
2000
|
1940
|
17140
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0.6
|
3100
|
800
|
4900
|
2160
|
1390
|
2000
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820*820
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2500
|
2300
|
20260
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0.5
|
3500
|
1180
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6300
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2390
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1470
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2150
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820*820
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Product feature and application
Product qualification
With a professional R & D team, experienced workers, modernized working plant and equipment, the high quality product’s designing and manufacturing can be guaranteed well.
Deliver-shipping and serving
Delivery time
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Normally, if with MR or ABB tap changer, the max. Deliver time about 120 days after technical drawings confirmed, if with Chinese brand tap changer, max. 90 days for any capacity and voltage range transformer.
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Packing
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The transformer main body usually in nude, and the accessories are packed in plywood case with steel structure, it’s worthy for ocean transportation.
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Transportation
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Usually, the total weight under 45 tons, it’s available by kinds of container, above 45 tons, it’s available by bulk ship.
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After service
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Usually, we will dispatch experienced technicians to client’s installation site for the supervision service within 15 working days after getting official information.
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FAQ
1.What is the primary voltage?
Generally, the coil connected to the ac power supply is a primary coil, and the voltage across this coil is called a primary voltage.
2.How to test the transformer ratio of distribution transformer?
It can be measured with an ac voltmeter or with a potential transformer.
3.What is the function of insulation oil in distribution transformer?
Insulation and cooling.
Latest News
In recent years, the global market demand for power transmission and distribution equipment is on the rise.The global power transformer market is expected to grow from $10.3 billion in 2013 to $19.7 billion in 2020, with a compound annual growth rate of 9.6 percent, according to the research institute.
http://www.sino-powers.com/
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