DIN standard DIN42531 HV transformer bushing insulator 30NF250-1320 DIN42531

pecifications :

DIN standard DIN42531 HV transformer bushing insulator 30NF250-1320 DIN42531

we are reputable transformer bushing insulators manufacturer in China , our proudct export to many countries especially to European countries  :  Italy , Turkey etc . for many years .

we are proud of our reputation in this field .

everybody know that good product must choosing best quality raw materials.

our porcelain are class C120 material  , all raw materials are selected , then after washing and purified .

so the final proudct have very high qualified rate , it is far from defect of pin hole , glaze missing , black dot ,crack etc. the porelain bushing fulfill DIN standard DIN42531 ,  DIN40680 related standards .

Applications:

30NF250-600 bushing mainly used for Oil type transformers ,

normally the bushing will assembled with related hardwares and equiped in power transformer and distribution transformers etc.

Competitive Advantage:

we tested each unit of transformer bushing to be sure all bushings are qualified . the tests including :

1) routine visual inspection and routine flashover test

2) sample test , for example dimensional check , porosity test etc. on every lot of bushings.

in this case the user can use our product safely .

we offer 2 years quality guarantee after shipment .

The porcelain glaze are smooth and shinning , it is easy for maintenance .