1250kVA 11kV Hermetically Sealed Distribution Transformer

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WEIFAN GROUP 1250kVA 11kV oil immersed hermetically sealed distribution transformer which is manufactured in China. It is intended for operation in power supply with voltage of 11kV....

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1250kVA 11kV oil immersed hermetically sealed distribution transformer which is manufactured in China. It is intended for operation in power supply with voltage of 11kV. The hermetically sealed distribution transformers are totally maintenance free and are particularly suited for use in exposed outdoor environments such as moisture, salt or dust laden atmospheres (operational temperature is from -60˚C to +40˚C).

Specifications of 1250kVA 11kV Hermetically Sealed Distribution Transformer:

Capacity: 1250kVA
Rated Voltage: 11kV
Frequency: 50Hz/60Hz
Cooling Method: Oil Immersed Type
Manufacturing Standard: IEC60076
Transport Package: Wooden Packing

Features of 1250kVA 11kV Hermetically Sealed Distribution Transformer:

Ultralow no-load loss
Energy saving and great power consuming efficiency
Copper/ aluminum coil winding, strong short circuit resistance ability
Dyn11 coil connection decrease the influences of harmonic wave
Fully sealed structure for maintenance free
Slow insulation aging & longer serving life

Rated capacity kVA	Voltage combination				NO-load loss W	Load loss W	No-load current %	Short-circuit Impedance
Rated capacity kVA	HV (kV)	HV tapping range	LV (kV)	Connection symbol	NO-load loss W	Load loss W	No-load current %	Short-circuit Impedance
30	6.3kV 10.5kV 11kV 13.2kV 13.8kV 15kV	±2 × 2.5%; Or ±5%	0.4	Dyn11 or Yyn0	90	660	2.1	5.5
50					130	960	2.0
63					150	1145	1.9
80					180	1370	1.8
100					200	1650	1.6
125					240	1980	1.5
160					290	2420	1.4
200					330	2860	1.3
250					400	3350	1.2
315					480	4010	1.1
400					570	4730	1.0
500					680	5660	1.0
630					810	6820	0.9	6
800					980	8250	0.8
1000					1150	11330	0.7
1250					1350	13200	0.7
1600					1630	15950	0.6
2000					1950	19140	0.6
2500					2340	22200	0.6