Oil Immersed Transformer

Additional information

Rated capacity	≤20MVA
Rated primary voltage	≤36kV
Rated secondary voltage	≤1000V
Cooling medium	Mineral oil (No PCB)
Cooling method	ONAN,ONAF,KNAN
Vector group	Yyn0/Yzn11/Dyn11/Yd11/Dyn5
Frequency	50Hz or 60Hz
Purpose	Three-phase oil transformers of a sealed version,are intended for transforming of electric energy in networks of power systems and in energy consumer networks.

Application: indoor or outdoor
Ambient temperature: Maximum temperature: +40℃; Minimum temperature:-30℃
Humidity: Monthly average humidity 95%; Daily average humidity 90%
Altitude: ≤1000m(others can customizable)
Max wind speed:35M/s
Ambient air not apparently polluted by corrosive and flammable gas, vapor etc.
No frequent violent shake

Note: Beyond those standards services condition, please check with sales before ordering.

0/5 (0 Reviews)

With Quality material,more economical cost to use
Low loss,low noise,low partial discharge,low temperature rise and energy-saving Adopt the latest insulation structure
Excellent anti-short-circuit ability.
Full testing during production
Hermetically sealed with complete of filling, without air or gas cushion.

Highest voltage for material: ≤ 12 kV
KVA	Voltage			Vector group	Losses		No-load current (%)	Impendance voltage (%)	Weight (KGS)		Overall dimension(mm)
KVA	H.V.(KV)	Tapping range	L.V.(V)	Vector group	No-load (W)	Load (W)	No-load current (%)	Impendance voltage (%)	Oil	Total	L	W	H
50	6 6.3 10 10.5 11	±5% or ±2*2.5%	400 415 433	Dyn11 or Yyn0	170	910	2.0	4	75	335	750	590	950
80					240	1310	1.8		100	435	815	600	1005
100					290	1580	1.6		105	475	815	680	1000
125					340	1890	1.5		120	555	975	580	1060
160					400	2310	1.4		140	680	1035	640	1020
200					480	2730	1.3		140	710	1060	675	1120
250					560	3200	1.2		165	830	1170	750	1135
315					670	3830	1.1		190	985	1140	695	1275
400					800	4520	1.0		205	1120	1285	835	1215
500					960	5410	1.0		240	1300	1235	755	1355
630					1200	6200	0.9	4.5	280	1590	1235	755	1355
800					1400	7500	0.8		305	1790	1545	1005	1395
1000					1700	10300	0.7		345	2055	1735	1235	1455
1250					1950	12000	0.6		390	2480	1815	1285	1475
1600					2400	14500	0.6		490	3130	1840	1300	1730
2000					2900	18300	0.5		580	3565	1840	1305	1650
2500					3400	21000	0.4		765	4250	1890	1370	1790

Highest voltage for material: ≤ 24 kV
KVA	Voltage			Vector group	Losses		No-load current （%）	Impendance voltage (%)	Weight (KGS)		Overall dimension(mm)
KVA	H.V.(KV)	Tapping range	L.V.(V)	Vector group	No-load (W)	Load (W)	No-load current （%）	Impendance voltage (%)	Oil weight	Total weight	L	W	H
50	13.2 13.8 15 20	±5% or ±2*2.5%	400 415 433	Dyn11 or Yyn0	130	1010	2.0	5.5	80	350	725	630	905
80					180	1440	1.8		90	415	750	660	920
100					200	1730	1.6		100	485	790	700	955
125					240	2080	1.5		110	550	800	705	985
160					290	2540	1.4		130	670	825	730	1035
200					340	3000	1.3		145	815	1125	800	1055
250					400	3520	1.2		190	1030	1266	816	1195
315					480	4210	1.1		205	1220	1305	835	1115
400					570	4970	1.0		240	1435	1335	885	1135
500					680	5940	1.0		260	1590	1420	970	1155
630					810	6820	0.9	6.0	320	2020	1575	1060	1260
800					980	8250	0.8		310	2060	1760	1220	1250
1000					1150	11330	0.7		360	2430	1715	1200	1675
1250					1380	13200	0.6		425	3025	1840	1325	1320
1600					1660	15950	0.6		490	3365	1885	1320	1425
2000					1950	19140	0.6		590	4205	1920	1330	1560
2500					2340	22220	0.5		645	4885	1945	1350	1630


KVA	Voltage			Vector group	Losses		No-load current （%）	Impendance voltage (%)	Weight (KGS)		Overall dimension(mm)
KVA	H.V.(KV)	Tapping range	L.V.(V)	Vector group	No-load	Load	No-load current （%）	Impendance voltage (%)	Oil weight	Total weight	L	W	H
50	30 33 35	±5% or ±2*2.5%	400 415 433	Dyn11 or Yyn0	210	1270	2.0	6.5	190	590	985	675	1290
80					260	1800	1.9		205	630	985	670	1300
100					290	2120	1.8		210	685	950	665	1325
125					340	2500	1.7		250	825	1000	695	1390
160					260	2970	1.6		260	950	1055	770	1405
200					430	3500	1.5		275	1030	1180	690	1450
250					510	4160	1.4		280	1095	1305	850	1390
315					610	5010	1.4		300	1220	1315	865	1500
400					730	6050	1.3		345	1425	1445	945	1530
500					860	7280	1.2		380	1605	1460	945	1600
630					1040	8280	1.1		515	2035	1640	1155	1595
800					1230	9900	1.0		575	2315	1760	1225	1660
1000					1440	12150	1.0		595	2595	1845	1305	1725
1250					1760	14670	0.9		655	3020	1860	1315	1735
1600					2120	17550	0.8		765	3580	1905	1370	1870
2000					2380	19700	0.7		870	4125	1865	1295	1900
2500					2950	23200	0.6		1005	5100	2070	1470	1920

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Oil Immersed Transformer

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