Audited Supplier
U40B
High-voltage
Porcelain
Suspension Insulator
A Type Insulator
High Voltage Power Transmission, Insulation, Electrical Installation
40KN
ISO9001, IEC
Grey , Brown or White
190mm
40kn
2.8kg
JOHNSON
1000*1000*1000mm
China
8546209090
Product Description
| Ball and socket type suspension porcelain insulators( IEC Class ) | |||||||
| Type | XP-40 | XP-40C | XP-70 | XP-70C | XP-80 | XP-100 | |
| IEC Class | U40B | U40C | U70BL | U70C | U80BL | U100BL | |
| Coupling size | 16 | 16C | 16 | 16C | 16 | 16 | |
| Dimensions | |||||||
| Diameter(D) | mm | 190 | 190 | 255 | 255 | 255 | 255 |
| Spacing(H) | mm | 140 | 140 | 146 | 146 | 146 | 146 |
| Leakage distance | mm | 200 | 200 | 320 | 320 | 320 | 320 |
| Mechanical Values | |||||||
| Combined M&E strength | kn | 40 | 40 | 70 | 70 | 80 | 100 |
| Impact strength | N.m | 5 | 5 | 6 | 6 | 7 | 7 |
| Routine proof test load | kn | 20 | 20 | 35 | 35 | 40 | 50 |
| Electrical Values | |||||||
| power frequency dry withstand voltage | kv | 55 | 55 | 70 | 70 | 70 | 70 |
| power frequency wet withstand voltage | kv | 30 | 30 | 40 | 40 | 40 | 40 |
| Dry lightning impulse withstand voltage | kv | 75 | 75 | 100 | 100 | 100 | 100 |
| Power frequency puncture voltage | kv | 90 | 90 | 110 | 110 | 110 | 110 |
| Radio influence Voltage Data | |||||||
| Test voltage RMS to ground | kv | 7.5 | 7.5 | 10 | 10 | 10 | 10 |
| Maximum RIV at 1000kHz | μv | 50 | 50 | 50 | 50 | 50 | 50 |
| Packing and Shipping Data | |||||||
| Net weight,approximate | kg | 2.8 | 2.9 | 4.7 | 4.8 | 5.0 | 5.3 |
U40C(Clevis type) VS U40B(Ball and socket type)
