420kV RIP & RIS Bushings for Transformer:
Rated Voltage – 420kV
Rated Current – 630A to 3150A
BIL- 1500kV peak value
SIL – 1175kV peak value
Power frequency Withstand Voltage – 750kV r.m.s.value
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: Grey polymer (silicone rubber with Uv protection) & brown Pocelain.
420kV porcelain bottom connection type transformer bushing
420kV porcelain draw lead type transformer bushing
420kV polymer (silicone rubber) bottom connection type transformer bushing
420kV polymer (silicone rubber) draw lead type transformer bushing
China Insulated Bushing Supplier – ChinSun. We offer 52kV, 72.5kV, 100kV, 123kV, 145kV, 170kV, 245kV, 300kV, 362kV, 420kV, 550kV RIP Transformer Bushings. Also, we offer RIS Bushings for Transformers.
1- Transformer Bushing Parameter Catalogue 52kV to 550kV
2- ChinSun Bushing Company profile
China Bushings Manufacturer & Producer ChinSun supplies hv without oil type bushings of transformer, bushings of wall, and oil to oil bushings. ChinSun also produces Oil SF6 Bushings, GIS Bushings. Good quality China Bushings but lower bushing price.
1- Transformer bushing Installation & Maintenance Instruction