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High Aluminum Station Post Insulators 5 Years Quality Guarantee

Categories Station Post Insulators
Brand Name: HIVOLT
Model Number: TR304
Certification: CE/SGS
Place of Origin: CHINA
MOQ: Negotiable
Price: Negotiable
Supply Ability: 10000 pcs per month
Packaging Details: wooden pallet
material: porcelain C-130
standard: ANSI C29.9
color: grey
type: station post insulator
pitch: UNC
package: wooden pallet
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High Aluminum Station Post Insulators 5 Years Quality Guarantee

High Aluminum Station Post Insulators 5 Years Quality Guarantee


TR304 ANSI standard station post insulator has below characters:

TR304 station post insulator



Cantilever Strength


Tension Strength KN

Compre-ssion Strength


Section Length H, mm


diameter mm

Minimum Nominal Creepage Distance mm

Lightening Impulse Withstand Voltage kV

Critical Impulse

Flashover Voltage kV

Low Frequency

withstand Voltage

Wet kV


The HIVOLT station post insulators provide the electric power industry with switch and bus insulators ,

​which having superior operating characteristics plus high strength for substations.

we are doing our best to provide max. economy and trouble-free service in a wide variety of voltage and strength ratings. our products can be used from 15KV up to 1000kV substations.

the TR304 insulator including 2 parts , there are fix bolt connect with those parts.

Those kind of station post stacks for high voltage, EHV and UHV .


HIVOLT station post insulators are well-suited to high voltage and EHV switch and bus construction because

of their strength ,rigidity and adaptability to a wide range of stack heights and BIL ratings .

TR304 is suitable for substations and electrical switch up to 245KV . The insulator can be used as vertical .

Competitive Advantage:

HIVOLT station post insulators are low capacitance insulators, this characteristic enables our product to meet the radio influence voltage requirements required by ANSI C29.9

The sturdy sheds on porcelain column of insulator keep power arc away from the body and protet it from damage . even in the improbable instance that all sheds are stripped off , the arcover distance of the insulator will not be decreased materially .

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