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Tensile Strength: 12.5
Rated Voltage: 22kv
Application: Low Voltage
Material: Porcelain
Type: Insulator
Model Number: ANSI 55-4 pin type insulator
Brand Name: Orient Power
Place of Origin: China (Mainland)
color: gray,white,brown
application: power line,transmission line, overhead line

Specifications

As a leading pin insulator manufacturer in China, Orient Power mainly supply ANSI 55-4 pin type insulator which is widely used for distribution lines and power poles for supporting and insulating and made by porcelain materials.

The Features of ANSI 55-4 pin type insulator:
1.Excellent performance
2.Good Electricity
3.Suitable price and high quality
4.Excellent mechanical strength
5.Manufactured by porcelain
6.ANSI model: ANSI 55-4
7.Mechanical strength: 2kN, 4kN, 6kN, 8kN, 10kN, 12.5kN, 13kN, 16kN

ANSI 55-4 pin type insulator technical parameters:

Type

 

55-4

Creepage distance-mm

mm

229

Flashover 
voltage-kV

Power frequency

Dry

kv

65

Wet

kv

35

50% impulse

Pos.

kv

105

Neg.

kv

130

Radio influence 
voltage

Test voltage to ground-KV

kv

10

Max. RIV at 1000kHz-μv

μv

50

Low freq. Puncture voltage-kV

kv

95

Dry arcing distance-mm

mm

127

Cantilever failing load-lb/KN

kn

3000/13