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Shandong Chinsun Electrical Equipment Co.,Ltd

Year Established:20132010

Business Type:Manufacturer

Management Certifiation:
ISO 9001:2008

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Dry type high voltage wall bushing

252kV FRP Dry Porcelain Transformer Bushing

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252kV FRP Dry Porcelain Transformer Bushing

Main dimension Type	Total length of casing	Terminal blocks				Cable entry length	Head diameter	lead wire connection aperture	Porcelain external insulation			Flange					Total length of oil impregnated part	Core diameter in oil	Oil earthed length	Equalizing ball		Inner diameter of conductive tube	Casing weight
	Total length of casing	Hole number and hole diameter	Hole distance	Panel surface	Panel thickness	Cable entry length	Head diameter	lead wire connection aperture	Insulation diameter	Nominal creepage distance	Maximum umbrella diameter	Outer diameter of flange plate	Center distance of installing hole	Hole number and hole diameter	Inner diameter of sealing surface	Center distance of air vent	Total length of oil impregnated part	Core diameter in oil	Oil earthed length	Equalizing ball		Inner diameter of conductive tube	Casing weight
	L	n1×d1	a1	b1×b2	δ	L4	d3	d8	L1	S	d9	d10	a2	m×d2	＞d4	L6	L2	d	L3	L5	d5	d7	kg
EBRG252/630-800	3835	4x14	40	80×80	12	3605	425	28	2240	7820	440	550	500	16×22	300	145	925	280	0	65	245	50	700
EBRGL252/630-800	4135	4x14	40	80×80	12	3905	425	28	2240	7820	440	550	500	16×22	300	145	1225	280	400	65	245	50	735
EBRG252/1250	3855	4x18	50	100×100	14	3605	425	32	2240	7820	440	550	500	16×22	300	145	925	280	0	65	245	50	710
EBRGL252/1250	4155	4x18	50	100×100	14	3905	425	32	2240	7820	440	550	500	16×22	300	145	1225	280	400	65	245	50	740
EBRG252/1600	3855	4x18	50	100×100	16	3605	425	32	2240	7820	440	550	500	16×22	300	145	925	280	0	65	245	50	715
EBRGL252/1600	4155	4x18	50	100×100	16	3905	425	32	2240	7820	440	550	500	16×22	300	145	1225	280	400	65	245	50	745

Note:The outline dimension of the product in the table is recommended,all size can be designed according to the needs of users. Only one kind of CT length is listed

on the table, and the user can design the CT length according to the product requirements.With the changes of CT length, relevant dimensions also change.

Technical standards	GB/T 4109-2008 IEC 60137 Ed.6.0
Rated voltage	252kV
Rated current	630-1600A
1min power frequency dry(wet) voltage withstand	505(460)kV
Full-wave impulse withstand voltage of lighting	1050kV
Operation impulse withstand voltage	850kV
Under 1.05 times of maximum phase voltage tan δ	≤0.004
Partial discharge under the rated voltage	≤10pC
Bending resistant test load	4000-5000N
The minimum nominal creepage distance	31mm/kV

Company Profile

Chinsun,Shandong Electrical Equipment Co., Ltd. was founded by several returned Doctors who had years of work experience in China Electric Power Research Institute.It is the key high-tech enterprise which is strongly supported by the Chinese government. It is located in the national high and new technology development zone of Zibo, Shandong province and it covers an area of more than 100 acres in which the factory building covers an area of 50000 square meters, the office area covers 8000 square meters and the test space covers 5000 square meters. There are 4 staff with doctoral degree, 45 staff with master degree and bachelor degree in all kinds of professions and the number of staff with bachelor degree or above accounts for 40% of the company’s staff. The company has strong scientific research ability, owns 28 results of patent research and has qualified by ISO9001:2000 quality management system and is one of the earliest domestic companies that use silicon rubber as composite external insulation in products.

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More from this Supplier

Dry type high voltage wall bushing

252kV FRP Dry Porcelain Transformer Bushing

252kV FRP Dry Porcelain Transformer Bushing

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