Oil Immersed Transformer

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.

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: 15kV
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
25	15	±5% or ±2*2.5%	400	Dyn11 or Yyn0	82	508	2.10	4	74	305	765	500	850
50					90	750	2.0		75	335	815	600	1005
100					145	1250	1.6		105	475	815	680	1000
160					210	1700	1.4		140	680	1035	640	1020
200					335	2993	1.4		140	710	1060	675	1120
250					300	2350	1.2		165	830	1170	750	1135
315					360	2800	1.1		190	985	1140	695	1275
400					430	3250	1.0		205	1120	1285	835	1215
500					510	3900	1.0		240	1300	1235	755	1355
630					560	5800	0.9	4.5	280	1590	1235	755	1355
800					650	6000	0.8		305	1790	1545	1005	1395
1000					770	7600	0.7		345	2055	1735	1235	1455
1250					950-	9500	0.6		390	2480	1815	1285	1475
1600					950	9500	0.6		490	3130	1840	1300	1730
2500					3200	22500	0.4		765	4250	1890	1370	1790

Highest voltage for material: 30kV
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
25	30	±5% or ±2*2.5%	400	Dyn11 or Yyn0	85	450	2.10	6.5	150	540	930	820	1130
50					160	1050	2.0		190	590	985	675	1290
100					270	1650	1.8		210	685	950	665	1325
160					390	2150	1.6		260	950	1055	770	1405
200					368	3455	1.5		275	1030	1180	690	1450
250					550	3000	1.4		280	1095	1305	850	1390
315					670	3300	1.4		300	1220	1315	865	1500
400					790	4150	1.3		345	1425	1445	945	1530
500					930	4900	1.2		380	1605	1460	945	1600
630					1100	5500	1.1		515	2035	1640	1155	1595
800					1300	7000	1.0		575	2315	1760	1225	1660
1000					1450	8900	1.0		595	2595	1845	1305	1725
1250					1750	11500	0.9		655	3020	1860	1315	1735
1600					2200	14500	0.8		765	3580	1905	1370	1870
2500					3200	22500	0.6		1005	3100	2070	1470	1920

Note: The above parameters are for reference only. For any other requirement, please contact us.

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Oil Immersed Transformer

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Oil Immersed Transformer

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