- Contact Person : Ms. qu lisa
- Company Name : Liling Yangdong Porcelain Insulators Industry Co., Ltd.
- Tel : 86-731-23040208
- Fax : 86-731-23040428
- Address : Hunan,Liling,YangDong Economic-technology area,Liling,Hunan
- Country/Region : China
- Zip : 412200
ANSI 57-4
Related Product Searches:ANSI 57-4,High Quality,Line Post Insulators, electrical porcelain insulators,57-4
Line Post Insulators
1.good service and quality
2.competitive price
3.large production capacity
4.delivery on time
5.accept customers' design
| Creepage distance(min) | mm | 1016 | |||
| Drying Arcing distance | mm | 368 | |||
| Cantilever strength | KN | 12.5 | |||
| Power frequency flashover voltage | Dry | KV | 140 | ||
| Wet | KV | 110 | |||
| Critical impulse flashover voltage | Postive | KV | 230 | ||
| Nagetive | KV | 380 | |||
| Radio interference voltage | Test voltage to ground | KV | 44 | ||
| Max RIV.at 1 MHz | µv | 200 | |||
| Net weight | kg | 18 | |||
| Applicable standard | ANSI | ||||
Information about our company:
Organization structure of manufacturer : shareholding system limited company
Date of establish :1992
Number of the personnel staff:500
Buiding area :2500M2
Annual output :11000-16000tons
Produce/test machines:600sets
The turnover:100.000.000-120.000.000 Yuan RMB
( The export turnover:70.000.000-80.000.000 Yuan RMB)
Types of products :
1.40-300kN didc suspension insulators
2.0.4-72.5KV line post insulators
3.11-550KV station post insulators
4.11-275KV porcelain shells for electrical apparatus
Applicables Standards: GB IEC ANSI AS BS DIN
Our company has been passed ISO9001 and ISO14000 certification
ANSI 57-4
