Low / High Voltage Oil Immersed Transformers with Capacity 315kVA to 3000kVA for Substation Projects or Power Transmission and Distribution Projects

Product Name: Oil Immersed Transformers for Substation and Power Transmission Projects We are a factory manufacturing low and high voltage oil immersed transformers with capacities ranging from 315kVA to 3000kVA for various power projects. Contact us for reliable and efficient solutions.
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PRODUCTS DETAILS

Basic Info.

Model NO.
oil trasnformer
Usage
Power Transformer
Frequency Characteristics
Power Frequency
Shape of Core
OD
Brand
Tongxun-Lianwei
The Rated Voltage
10/20/35kv
Frequency
50/60Hz
Tapping Range
+-2X2.5%
Insulation Grade
F
Local Discharge
<10PC
Insulation Level
10kv Li75AC35/AC3 20kv Li125AC55/AC3 35kv Li200
Noise Level
Jb/T10888 dB
Cooling Way
an/Af
Protection Grade
IP20
Short Circuit Capacity
GB1094.5
Mode of Operation
Operation Mode
Epoxy
Resin Insulated
Dry Type
Transformer
Resistance
Short Circuit
Strong Resistance
Weather
Transport Package
Export Wooden Packing
Specification
Oil immersed transformer
Trademark
TONGXUN-LIANWEI
Origin
Chongqing, China
HS Code
8504101000
Production Capacity
10000 Set/Year

Product Description

 
We offer a complete range of 10kV/35kV Dry-type Transformers and Oil Immersed transformers which designed to grant the reliability , durability , and efficiency required in utility , industrial , and commercial applications . Further ,we also customize special transformers such as earth transformer , rectifier transformers ,voltage regulators , prefabricated transformer substation , combined transformer substation for PV/Wind power,inverter&converter transformers, high&low -voltage complete sets of equipment, as per the specifications, detailed by our clients.
Our Quality systems are certified under ISO9001: 2015. Meanwhile, we strictly implement  ISO14001: 2015 international quality and environmental management systems standards and ISO45001-2018 occupation health and safety management system standard.

MAIN PRODUCT
l SCB( 10, 11, 13)Series10-35kV 50~31500kVA Dry Type Transformer
l S11/13 Series 10-35kV 50~31500kVA Oil Immersed Transformer
l S11/13 Series 30~35kV Oil Immersed Transformer( Side Outline Terminal)
l SG(B) Series( H grade) 10-35kV 50~31500kVA Unencapsulateddry Type Transformer
l SZ11 Series 10-35kV 50~31500kVA Oil Transformer with OLTC (Main Power Transformer)
l YB Series 10kV 50~31500kVA Transformer Substation
l ZGS11 Series 10kV 50~31500kVA Box Type Transformer (American Style)
l High/Low Voltage Complete Sets of Equipment (Switchgear)
l Furnace Power Transformer                                                     

1. SCB( 10, 11, 13)Series10-35kV 50~31500kVA Dry Type Transformer                                                  
Low / High Voltage Oil Immersed Transformers with Capacity 315kVA to 3000kVA for Substation Projects or Power Transmission and Distribution Projects
1. 1 Technical Parameters                                            Note:All the dimension and weight is for reference only


Model		 Rated   capacity Rated voltage
Connection
No-load
loss		 On-load loss No-load current Short circuit impedance Dimension
(L"W"H)
HV LV 120ºC
(kVA) (kV) (kV)   (W) (W) (%) (%) (mm)
SC10-100/10 100








11
10.5
10
6.6
6.3
6












0.4











Dyn11
Yyno		 400 1570 2.1






4		 805'680*820
SC10-125/10 125 470 1850 2 820'680'855
SC10-160/10 160 540 2130 2 820*680*890
SC10-200/10 200 620 2530 1.8 1010*900*990
SC10-250/10 250 720 2760 1.8 1040*900*1050
SC10-315/10 315 880 3470 1.6 1060*900*1180
SC10-400/10 400 970 3990 1.6 1120*1000*1180
SC10-500/10 500 1160 4880 1.6 1150*1000*1220
SCB10-630/10 630 1290 5880 1.4 1160*1000*1280
SCB10-630/10 630 1290 5960 1.4




6		 1340*1000*1280
SCB10-800/10 800 1520 6960 1.4 1390*1000*1290
SCB10-1000/10 1000 1760 8130 1.2 1450*1100*1350
SCB10-1250/10 1250 2080 9690 1.2 1480*1100*1450
SCB10-1600/10 1600 2440 11730 1.2 1510*1100*1590
SCB10-2000/10 2000 3050 14450 1.1 1790*1300*1600
5CB10-2500/10 2500 3600 17170 1.1 1830*1300*1900

2. S11/13 Series 10-35kV 50~31500kVA Oil Immersed Transformer
   Low / High Voltage Oil Immersed Transformers with Capacity 315kVA to 3000kVA for Substation Projects or Power Transmission and Distribution Projects                                                 
2. 2 Technical Parameters   10KV                                       Note:All the dimension and weight is for reference only



Model
Ratedca pacity		 Rated voltage


Connection
No -
loadloss
On -load loss
No -
loadcurre
nt
meagv olag		 Weight
Gauge( Crosswise " Lengthways)

Dimension   ( L*W* H)

HV

Tapping range
LV		 Transf
ormer
Oil
Total
( kVA) ( kV) ( kV) (W) (W) (%) (%) ( kg) ( kg) ( kg) ( mm) ( mm)
S11 - M ( R) - 30/ 10 30







6
6. 3
10
10.
5
11









±2* 2. 5%
or
±5%











0.4










Dy n11
or
Yy n0		 100 630 2. 1 4 150 70 295 400*450 920* 680* 980
S11 - M ( R) - 50/ 10 50 130 910 2.0 4 248 85 390 400*450 950* 720* 1020
S11 - M ( R) - 80/ 10 80 180 1310 1.8 4 335 105 515 400*450 1080* 720* 1100
S11 - M ( R) - 100/ 10 100 200 1580 1.6 4 360 115 560 550* 550 1100* 770* 1150
S11 - M ( R) - 125/ 10 125 240 1890 1. 5 4 380 135 630 550* 550 1120* 770* 1190
S11 - M ( R) - 160/ 10 160 270 2310 1.4 4 505 150 775 550* 550 1260* 780* 1220
S11 - M ( R) - 200/ 10 200 330 2730 1. 3 4 585 165 895 550* 550 1370* 695* 1345
S11 - M ( R) - 250/ 10 250 400 3200 1.2 4 715 205 1105 550* 550 1450* 765* 1365
S11 - M ( R) - 315/ 10 315 480 3830 1. 1 4 930 250 1350 550* 550 1460* 780* 1400
S11 - M ( R) -400/ 10 400 570 4520 1.0 4 980 290 1530 660* 660 1580* 880* 1470
S11 - M ( R) - 500/ 10 500 680 5410 1.0 4 1155 315 1755 660* 660 1640* 890* 1480
S11 - M ( R) - 630/ 10 630 810 6200 0.9 4. 5 1430 425 2195 660* 660 1680* 970* 1570
S11 - M ( R) - 800/ 10 800 980 7500 0.8 4. 5 1500 430 2400 820* 820 2030* 960* 1840
S11 - M ( R) - 1000/ 10 1000 1150 10300 0.7 4. 5 1700 500 2880 820* 820 2190* 1080* 1850
S11 - M ( R) - 1250/ 10 1250 1360 12000 0.6 4. 5 1970 640 3430 820* 820 2280* 1180* 1910
S11 - M ( R) - 1600/ 10 1600 1640 14500 0.6 4. 5 2500 740 4190 820* 820 2320* 1210* 1960
S11 - M ( R) - 2000/ 10 2000 1950 17400 0. 5 4. 5 3200 1200 5400 1070* 1070 2530* 1210* 2150
S11 - M ( R) - 2500/ 10 2500   2300 20240 0.4 4. 5 3800 1280 6510 1070* 1070 2280* 1920* 2360

                                                        
2. 2 Technical Parameters   35KV                                       Note:All the dimension and weight is for reference only


Model		 Rated
Capacity		 Rated Voltage
Connecti on		 No-load cost On-load cost No-load current Shortcircu
it
impedance		 Weight Gauge
(Crosswise   *Lengthways)
Dimension (L*W*H)
High voltage Tapping range Low voltage Untanking mass Insulating oil weight Gross
(kVA) (&) H.V (kV) (W) (W) (%) (%) (kg) (kg) (kg) (mm) (mm)
Sll-50/35 50






35 38.5





±5% or  ±2*2.5%






0.4






YynO or
Dyn11		 168 1210 2.00






6.5		 290 285 710 620 1150*800*1650
Sil-100/35 100 240 2075 1.80 420 380 1100 620 1310*1100*1780
Sil-125/35 125 272 2350 1.75 520 430 1380 620 1900*990*1800
Sil-160/35 160 290 2820 1.65 620 450 1460 620 1900*990*1900
Sll-200/35 200 345 3300 1.55 750 571 1700 620 1100*1000*2080
Sll-250/35 250 408 3900 1.40 780 585 1800 620 1910*1100*2080
Sll-315/35 315 488 4700 1.40 1030 640 2280 820 2200*1080*2120
Sll-400/35 400 585 5700 1.30 1100 660 2400 820 2250*1100*2150
Sll-500/35 500 690 6900 1.30 1240 840 2680 820 2250*1100*2200
Sll-630/35 630 832 7870 1.25 1300 880 2800 820 2280*1100*2200
Sll-800/35 800 985 9410 1.05 1820 860 3620 820 2450*1110*2350
Sil-1000/35 1000 1155 11545 1.00 2150 1020 4350 820 2480*1200*2450
Sil-1250/35 1250 1408 13940 0.85 2480 1120 4650 820 2480*1220*2540
Sil-1600/35 1600 1700 16700 0.75 2860 1300 5800 1070 2680*1400*2560
Sll-2000/35 2000






35 38.5





±5% or  ±2*2.5%






6.3 10.5





Yd 11		 2180 18380 0.75 6.5 2630 1270 5300 1070 2750*1600*2800
Sll-2500/35 2500 2560 19670 0.75 3200 1400 6170 1070 2800*1800*3000
Sll-3150/35 3150 3040 23090 0.70
7		 3780 1600 7100 1070 2800*2000*3100
Sll-4000/35 4000 3620 27360 0.70 4480 1840 8630 1070 2800*2100*3200
Sll-5000/35 5000 4320 31380 0.60 5400 2090 9950 1070 2860*2320*3510
Sll-6300/35 6300 5250 35060 0.60
7.5		 6490 2380 11580 1070 3100*2410*3600
Sll-8000/35 8000 7200 38480 0.45 8500 3000 14700 1475 3400*3580*3750
Sil-10000/35 10000 8700 45320 0.45 10150 3200 15500 1475 3560*2700*3900
Sil-12500/35 12500 10080 53870 0.40

8		 12600 3800 19200 1475 3560*3000*3890
Sil-16000/35 16000 12160 65840 0.40 15100 4800 22800 1475 4060*3300*3890
Sll-20000/35 20000 14400 79520 0.40 16800 5500 25600 1475 4100*3400*3960
Sll-25000/35 25000 16960 94050 0.35 21000 7100 30800 1475 4100*3400*3^80
Sll-31500/35 31500 20240 112860 0.35 24800 8000 36300 1475 4180*3500*3980

3. SG(B) Series( H grade) 10-35kV 50~31500kVA Unencapsulateddry Type Transformer
    Low / High Voltage Oil Immersed Transformers with Capacity 315kVA to 3000kVA for Substation Projects or Power Transmission and Distribution Projects                                               
3. 1 Technical Parameters                                                  Note:All the dimension and weight is for reference only
 


Model		 Rated   capacity
No-load loss		 On-load loss (145ºC) No-load current
Sound level		 Short circuit impedance
Weight		 Dimension (L*W*H)
(kVA) (W) (W) (%) (LPA)dB (%) (kg) (mm)
SG10-100/10 100 400 1690 1.7 65



4		 600 930*1100*1150
SG1C-200/10 200 620 2710 1.3 67 900 1000*1100*1360
SG10-315/10 315 380 3730 1.1 69 1350 1160*1100*1400
SG10-400/10 400 980 4280 1.1 69 1510 1230*1100*1355
SG10-500/10 500 1160 5230 1.1 70 1810 1350*1100*1570
SG10-630/10 630 1300 6400 0.9 71





6		 1980 1350*1100*1520
SG1C-800/10 800 1520 7460 0.9 72 2180 1490*1200*1530
SG10-1000/10 1000 1770 8760 0.9 72 2650 1560*1200*1700
SG10-1250/10 1250 2090 10370 0.9 74 3150 1580*1200*1640
SG10-1600/10 1600 2450 12580 0.9 75 3650 1650* 1200*1860
SG10-2000/10 2000 3050 15560 0.9 77 4280 1690*1500*2010
SG10-2500/10 2500 3600 18450 0.9 78 5210 1800*1500*2120

4. SZ11 Series 10-35kV 50~31500kVA Oil Transformer with OLTC (Main Power Transformer)
        Low / High Voltage Oil Immersed Transformers with Capacity 315kVA to 3000kVA for Substation Projects or Power Transmission and Distribution Projects                                                  
4. 1 Technical Parameters 10kV                                            Note:All the dimension and weight is for reference only



Model


Rated
Capacity		 Rated Voltage


Conne ction

No-
load
cost


On-load
cost
No-
load
curren
t
Short- circuit imped ance		 Weight
Gauge    Crosswi
se
Length
Dimension (L*W*H)

HV		 Tapping range
LV
Transfor
mer
Oil
Total
(kVA) (kV) H.V (kV)   (W) (W) (%) (%) (kg) (kg) (kg) (mm) (mm)
SZ11-200/10 200








6
6.3
10
10.5 11








±5%  Or ±2*2.5%










0.4









YynO
or
Dyn11		 385 2910 1.6



4.0		 645 185 980 550 1320*810*1300
SZ11-250/10 250 450 3420 1.2 775 225 1180 550 1400*850*1270
SZ11-315/10 315 540 4105 1.1 100 260 1410 550 1470*870*1380
SZ11-400/10 400 640 4960 1.0 1040 310 1610 660 1570*930*1400
SZ11-500/10 500 770 5900 1.0 1195 320 1850 660 1620*940*1450
S211-630/10 630 960 7270 0.9



4.5		 1480 440 2290 660 1700*1000*1510
S211-900/10 800 1120 9090 0.8 1560 450 2500 820 1830*1020*1580
SZ11-1000/10 1000 1360 10430 0.7 1760 520 2980 820 1930*1140*1640
SZ11-1250/10 1250 1560 12400 0.6 2030 660 3540 820 2030*1800*1680
SZ11-1600/10 1600 1920 14700 0.6 2580 740 4310 820 2170*1280*1740
SZ11-2000/10 2000 2050 17500 0.6
5.5		 3300 1200 5500 1070 2480*1260*2220
SZ11-2500/10 2500 2500 21000 0.6 3900 1310 6630 1070 2530*1420*2400

4. 1 Technical Parameters 35kV                                            Note:All the dimension and weight is for reference only
 


Mode
Rated
Capacit
Y		 Rated Voltage

Conne ction
No- load cost
On- load cost		 No-
load
curren t		 Short- circuit mpeda nce Weight Gaupe
(Crosswise
*Lengthwa ys)
Dimension
(L*W+H)

HV		 Tapping
range
LV		 Transfor mer Oil Total
(kVA) (kV) H.V (kV)   (W) (W) (M) (%) (kg) (kg) (kg) (mm) (mm)
SZ11-2000/35 2000










35
38.5







±3*2.5%
Or
±4*2.5%
Or
±13*1.25%










63
10.5




Yd11		 2.30 19.24 1.00
6.5		 2980 1470 5900 1070 2880*1650*2860
SZ11-2500/35 2500 2.72 20.64 1.00 3600 1680 6780 1070 2920*1860*3050
SZ11-3150/35 3150 3.23 24.71 0.90

7		 3830 1690 7900 1070 2920*2080*3160
SZ11-4000/35 4000 3.87 29.16 0.90 4780 1910 9330 1070 2930*2160*3250
SZ11-5000/35 5000 4.64 34.20 0.85 6010 2390 10800 1070 2960*2400*3580
SZ11-6300/35 6300 5.63 36.77 0.85

7.5		 7100 2680 12250 1070 3260*2500*3700
S711-8000/35 8000



Ynd11		 7.87 40.61 0.75 8900 3100 15300 1475 3500*2620*3800
SZ11-10000/35 10000 9.28 48.05 0.75 10650 3500 16600 1475 3660*2730*3940
SZ11-12500/35 12500 1094 56.86 0.70

8		 13000 4100 20300 1475 3680*3060*3940
SZ11-16000/35 16000 1317 70.32 0.50 15500 5060 23600 1475 4160*3350*3980
SZ11-20000/35 20000 15.57 82.78 0.50 17300 5800 24500 1475 4230*3500*4000

5. YB Series 10kV 50~31500kVA Transformer Substation
   Low / High Voltage Oil Immersed Transformers with Capacity 315kVA to 3000kVA for Substation Projects or Power Transmission and Distribution Projects                                                   
5. 1 Technical Parameters                                                Note:All the dimension and weight is for reference only
High voltage unit(HV) Low voltage unit(LV) Transformer  unit(T)
Item Unit Data Item Unit Data Item Unit Data
Rated frequency HZ 50 Rated voltage V 380/220 Rated capacity (kVAI 30~2000
Rated voltage (kV) 6 10 35 Rated current
of main circuit		 A 20~3000 Short-circuit
impedance		 % 4.0/4.5/6.5
Maxworking
voltage		 (kV) 6.9 11.5 40.5 Rated short-time
withstand current		 kA 15-30-50 Tappingrange
forHV		 % ±5
±2*2.5
Power frequency
withstand voltage
(P.E.on/close
(kV)
32/36
42/48
95/118		 Rated peak
withstand current
kA
30-63-110
Connection		   Yyn0
or
Dyn11
Lightning impulse withstand voltage (P-E,on/close
(kV)
60/70
75/85
185/215
Branch current
A
10~800~1600		      
Rated current A 400/630 Branch circuit   2-4-8-12      
Rated short-time
withstand current		 (kV) 16(4S) 20(2S) Compensation
capacity
kVar
0~320		      
Rated peak
withstand current		 (kV)
50		  

Low / High Voltage Oil Immersed Transformers with Capacity 315kVA to 3000kVA for Substation Projects or Power Transmission and Distribution Projects

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