Ball and socket type suspension porcelain insulators( IEC Class ) | ||||
IEC Class | U70BL | U100BL | U120B | |
Coupling size | 16 | 16 | 16 | |
Dimensions | ||||
Diameter(D) | mm | 255 | 255 | 255 |
Spacing(H) | mm | 146 | 146 | 146 |
Leakage distance | mm | 320 | 320 | 320 |
Mechanical Values | ||||
Combined M&E strength | kn | 70 | 100 | 120 |
Impact strength | N.m | 6 | 7 | 10 |
Routine proof test load | kn | 35 | 50 | 60 |
Electrical Values | ||||
power frequency dry withstand voltage | kv | 70 | 70 | 70 |
power frequency wet withstand voltage | kv | 40 | 40 | 40 |
Dry lightning impulse withstand voltage | kv | 100 | 100 | 100 |
Power frequency puncture voltage | kv | 110 | 110 | 110 |
Radio influence Voltage Data | ||||
Test voltage RMS to ground | kv | 10 | 10 | 10 |
Maximum RIV at 1000kHz | μv | 50 | 50 | 50 |
Packing and Shipping Data | ||||
Net weight,approximate | kg | 4.7 | 5.3 | 5.6 |
Jiangxi Johnson Electric Co., Ltd was built by Pingxiang Qing Electric Porcelain Manufacturing Co., Ltd , Huakun Electric Co., Ltd and Pingxiang East china Export Electric porcelain Co., Ltd . Three factories in Pingxiang. We are Manufacturer and trading company for Electrical insulator and trasnformer bushing. We're have two factories Lab in local . All type porcelain insulator Text Report.
High quality porduct is our business idear.Contact us, You will find a new business cooperation way from us.
Give a new business opportunity for yourself and mine.
Waiting your email.Do not shilly-shally
Name:Gary Peng
Address:Room 317,Zhongchuang Industrial,Feitian Internet,Luxi County,
Pingxiang city, Jiangxi Province, China.