Composite Railway Insulator
Description of Composite Insulator:
Product Name:Composite Railway Insulator
Place of Origin:Zhengzhou China
Modes of Transport : By Sea
Payment Terms:L/C,T/T
Product Name:Composite Railway Insulator
Place of Origin:Zhengzhou China
Modes of Transport : By Sea
Payment Terms:L/C,T/T
Ⅰ, Technical Advantage
The product is a pollution proof composite insulator, which is suitable for 25kv power-frequency, single-phase AC electric railway contact net insulation and conductor. It adopts injection and end fitting crimping, composite insulators for railway is suitable for electric railway contact net and substation and functions on suspension, position and supporting transmission line. It also has many advantages of excellent electric and machinery capability, compact size, light in weight, anti-flashover, maintenance free and convenience of installation and transportation etc.
Ⅱ, Normative Reference
1, IEC61109 for Suspension
2, IEC60383
3, IEC62217
4, IEC61952 for Bracket Tube
Ⅲ, Major Technical Parameter
|
Type
|
Structure Height
(mm)
|
Insulation Distance
(mm)
|
Creepage Distance
(mm)
|
Standard Lightning Impulse
(peak value)
≮(kV)
|
Power-Frequency Withstand Voltage
(Effective Value)
≮(kV)
|
Manual
Power-Frequency Pollution Withstand Voltage≮(kV) |
Mechanical
Failing Load≮(kV)
|
|||
|
Equivalent
Salt Deposit Density
|
||||||||||
|
Dry
|
Wet
|
0.1
|
0.35
|
Bending
|
Extension
|
|||||
|
FQBG-25/8
|
845
|
576
|
1900
|
310
|
190
|
150
|
45
|
36
|
8
|
80
|
|
FQXN-25
|
690
|
510
|
1200
|
270
|
160
|
130
|
/
|
32
|
/
|
80
|