ChinSun is a professional High Voltage Transformer Bushings manufacturer from China.
Currently working with clients such as ABB, SIMIENS, TEBA,SGB-SMIT(Netherland), GCC Saudi Arab and so on.
Strict technical standards (IEC 60137) and the shortest delivery time (20days) to win more good customers for ChinSun.
ChinSun® bushing product range is : Dry type RIP bushings, from 12kV 36kV 66kV 72.5kV 126kV 132kV 170kV 220kV 252kV 363kV up to 400kV :Transformer bushing, Wall bushing, Current Transformer, GIS bushing.
Transformer bushing types include porcelain external insulation and polymer external insulation.
Whether you are a transformer manufacturer or a power project or power products importer, send to us your demand specifications, we will offer it's design drawings to you with most valuable feedback.
website: Â www.sdchinsun.com
252kV transformer bushing specification:
| Dimension -table 1Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â | Â | EBRG 252/630-800 |
EBRGL 252/630-800 |
EBRG 252/1250 |
EBRGL 252/1250 |
EBRG 252/1600 |
EBRGL 252/1600 |
 | |
| Total  length | L | 3835 | 4135 | 3855 | 4155 | 3855 | 4155 |  | |
| Terminal blocks |
Hole number and hole diameter |
n1×d1 | 4x14 | 4x14 | 4x18 | 4x18 | 4x18 | 4x18 |  |
| Hole distance | a1 | 40 | 40 | 50 | 50 | 50 | 50 | Â | |
| Panel surface | b1×b2 | 80×80 | 80×80 | 100×100 | 100×100 | 100×100 | 100×100 |  | |
| Panel thickness | δ | 12 | 12 | 14 | 14 | 16 | 16 |  | |
| Cable entry length | L4 | 3605 | 3905 | 3605 | 3905 | 3605 | 3905 | Â | |
| Head  diameter | d3 | 425 | 425 | 425 | 425 | 425 | 425 |  | |
| lead wire connection aperture | d8 | 28 | 28 | 32 | 32 | 32 | 32 | Â | |
| Porcelain external insulation | Insulation  diameter | L1 | 2240 | 2240 | 2240 | 2240 | 2240 | 2240 |  |
| Nominal creepage distanc | S | 7820 | 7820 | 7820 | 7820 | 7820 | 7820 | Â | |
|
Maximum umbrella diameter |
d9 | 440 | 440 | 440 | 440 | 440 | 440 | Â | |
| Flange | Outer diameter of flange plate |
d10 | 550 | 550 | 550 | 550 | 550 | 550 | Â |
|
Center distance of installing hole |
a2 | 500 | 500 | 500 | 500 | 500 | 500 | Â | |
|
Hole number and hole diameter |
m×d2 | 16×22 | 16×22 | 16×22 | 16×22 | 16×22 | 16×22 |  | |
| Inner diameter of sealing surface | >d4 | 300 | 300 | 300 | 300 | 300 | 300 | Â | |
|
Center distance of air vent |
L6 | 145 | 145 | 145 | 145 | 145 | 145 | Â | |
| Total length of oil impregnated part | L2 | 925 | 1225 | 925 | 1225 | 925 | 1225 | Â | |
| Core diameter in oil | d | 280 | 280 | 280 | Fork Type Connecting Terminals Fork Type Connecting Terminals,Terminals,Connecting Terminals Taixing Longyi Terminals Co.,Ltd. , https://www.lycopperlugs.com | ||||