Dalian Hivolt Power System Co.,Ltd
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ANSI Standard 56-2 Porcelain Pin Insulator 33kv With Semi Conductive Glaze

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Dalian Hivolt Power System Co.,Ltd

No.2804, 75 Huili Street , Ganjingzi District, Dalian China Dalian Liaoning
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  • Brand Name: HIVOLT
  • Place of Origin: China
  • Model Number : 56-2


ANSI standard 56-2 pin type insulator with semi-conductive glaze


ANSI standard porcelain pin type insulator technical character listed below :

  Technical Specification Unit Value
1 Total Height mm 165
2 Max. Shed Diameter mm 229
3 Creepage Distance mm 432
4 Cantilever Strength KN 13
5 Low frequency Flashover Voltage    
  dry KV 110
  wet KV 70
6 Critical Impulse Flashover Voltage + KV  175
7 Low Frequency Puncture Voltage KV 145
8 RIV Data    
  Low Frequency Test Voltage to Ground KV 22
  Max. RIV at 1MHz μV 100

ANSI 56-2 pin type porcelain insulators are designed according to ANSI C29.6.

​the product used for high voltage distributions lines.

​insulator can be grey or brown against different specifications.

​normally those products will be with zinc thimble thread or porcelain thread , steel head or lead head spindles are all suitable for use with those insulators .

the pin type insulator top are with semi-conductive glaze, it is radio-free type.

the semi-conductitive glaze can even electric field , and decrease the electricity affect for telegraph .

​we can provide lead head pins for insulator assembly based on customer's requirement.

below sample test items will be conducted before delivery on each batch of insulators:

1:  Visual and dimensional test

2: Porosity test

3: Cantilever strength test

4: Pinhole gaging test

5: Puncture test


The ANSI 56-2 pin type porcelain insulator is used for high voltage distributions lines.

normally the pin type insulators will be used together with lead head or steel head spindles .

Metal or wooden cross arm all applicable .

Competitive Advantage:

The HIVOLT pin type insulator ANSI 56-2 are made of high strength porcelain C-120 , which have excellent mechanical and electrical performance. we have advanced our design to decrease the unit weight , which is more suitable for transportation or live line assembly .

before delivery , we will conduct routine tested and sample test on insulators ,

​in this case , we can guarantee our product are in reliable quality .

we offer 3 years quality guarantee .

OEM product avaiable for customers.

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