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 .
