Transformer Bushings
550kV Transformer Bushing
Rated Voltage – 550kV
Rated Current – 630A to 3150A
BIL- 1800kV peak value
SIL – 1300kV peak value
Power frequency Withstand Voltage – 870kV rmsvalue
Partial discharge ≤ 5 pC
Dielectric dissipation factor (tanδ)≤0.4%
Seismic Condition meets with IEC TS 61463
Test tap can be designed to 2 pieces quantity.
External Insulation type: Gray polymer (silicone rubber with Uv protection) & brown Porcelain.
362kV Transformer Bushing
​​Rated Voltage – 362kV
Rated Current – 630A to 3150A
BIL- 1175kV peak value
SIL – 950kV peak value
Power frequency Withstand Voltage – 560kV rmsvalue
Partial discharge ≤ 5 pC
Dielectric dissipation factor (tanδ)≤0.4%
Seismic Condition meets with IEC TS 61463
Test tap can be designed to 2 pieces quantity.
External Insulation type: Gray polymer (silicone rubber with Uv protection) & brown Pocelain.
170kV Transformer Bushing
​​Rated Voltage – 170kV
Rated Current – 630A to 3150A
BIL- 750kV peak value
Power frequency Withstand Voltage – 335kV rmsvalue
Partial discharge ≤ 5 pC
Dielectric dissipation factor (tanδ)≤0.4%
Seismic Condition meets with IEC TS 61463
Test tap can be designed to 2 pieces quantity.
External Insulation type: Gray polymer (silicone rubber with Uv protection) & brown Pocelain.
72.5kV Transformer Bushing
Rated Voltage – 72.5kV
Rated Current – 630A to 3150A
BIL- 325kV peak value
Power frequency Withstand Voltage – 155kV rmsvalue
Partial discharge ≤ 5 pC
Dielectric dissipation factor (tanδ)≤0.4%
Seismic Condition meets with IEC TS 61463
Test tap can be designed to 2 pieces quantity.
External Insulation type: Gray polymer (silicone rubber with Uv protection) & brown Pocelain.
420kV Transformer Bushing
Rated Voltage – 420kV
Rated Current – 630A to 3150A
BIL- 1500kV peak value
SIL – 1175kV peak value
Power frequency Withstand Voltage – 750kV rmsvalue
Partial discharge ≤ 5 pC
Dielectric dissipation factor (tanδ)≤0.4%
Seismic Condition meets with IEC TS 61463
Test tap can be designed to 2 pieces quantity.
External Insulation type: Gray polymer (silicone rubber with Uv protection) & brown Pocelain
245kV Transformer Bushing
​​Rated Voltage -245kV
Rated Current – 630A to 3150A
BIL- 1050kV peak value
SIL – 850kV peak value
Power frequency Withstand Voltage – 505kV rmsvalue
Partial discharge ≤ 5 pC
Dielectric dissipation factor (tanδ)≤0.4%
Seismic Condition meets with IEC TS 61463
Test tap can be designed to 2 pieces quantity.
External Insulation type: Gray polymer (silicone rubber with Uv protection) & brown Pocelain.
123kV Transformer Bushing
​​Rated Voltage – 123kV
Rated Current – 630A to 3150A
BIL- 550kV peak value
Power frequency Withstand Voltage – 225kV rmsvalue
Partial discharge ≤ 5 pC
Dielectric dissipation factor (tanδ)≤0.4%
Seismic Condition meets with IEC TS 61463
Test tap can be designed to 2 pieces quantity.
External Insulation type: Gray polymer (silicone rubber with Uv protection) & brown Pocelain.
52kV Transformer Bushing
​Rated Voltage – 52kV
Rated Current – 630A to 3150A
BIL- 250kV peak value
Power frequency Withstand Voltage – 105kV rmsvalue
Partial discharge ≤ 5 pC
Dielectric dissipation factor (tanδ)≤0.4%
Seismic Condition meets with IEC TS 61463
Test tap can be designed to 2 pieces quantity.
External Insulation type: Gray polymer (silicone rubber with Uv protection) & brown Pocelain.