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Embedded Pole Reliable Performance for Modern Switchgear

08 29, 2025
Posted By: Peter

In today’s power distribution and switchgear industry, reliability and safety are the top concerns for equipment manufacturers and end users. The embedded pole has become a preferred solution due to its excellent insulation performance, compact design, and ability to withstand harsh operating conditions.

 

Embedded Pole Reliable Performance for Modern Switchgear

 

One of the most important advantages of embedded poles is their ability to ensure consistent performance under medium and high voltage applications. By embedding the vacuum interrupter into epoxy resin, the pole achieves higher insulation strength and enhanced protection against moisture, dust, and environmental stress. This results in reduced maintenance requirements and longer service life, making them a cost-effective option for switchgear manufacturers and utilities.

 

Another key factor is the availability of trusted suppliers. In the market, buyers not only look at performance specifications but also value suppliers who can provide consistent quality, timely delivery, and technical support. Choosing the right partner ensures stable supply and reduces potential risks in large-scale projects.

 

For companies looking for dependable embedded pole solutions, Putai provides a full range of products with proven performance and reliable quality. Customers can find products tailored to different switchgear applications, backed by professional support and international supply capability.

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12kV Center Distance 205mm Embedded Pole
  • High Withstand Current:Rated short-time withstand current up to 31.5kA, ensuring safe and stable operation under high load.
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  • Long Mechanical Lifespan:Mechanical life up to 10,000 operations, ensuring long-term stable use.
  • Precise Contact Control:Contact closing force and rebound force meet strict standards, ensuring reliable electrical connections.
  • Low Partial Discharge:Partial discharge less than 5pC, enhancing electrical performance and safety.
12kV Center Distance 275mm Embedded Pole
  • High Short-Circuit Withstand Capacity:Rated short-time withstand current up to 31.5kA, suitable for extreme power conditions.
  • Strong Voltage Withstand Performance:Power frequency withstand voltage of 48kV and lightning impulse withstand voltage of 85kV, adaptable to diverse environments.
  • Long Service Life:Mechanical lifespan of up to 10,000 operations for stable long-term use.
  • Precise Contact Control:Accurate contact pressure and operation force for efficient electrical connections.
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24kV Top Outlet Embedded Pole
  • Optimized Structural Design:Top outlet layout saves internal cabinet space and simplifies wiring
  • Strong Current Capacity:Rated for 1250A, ideal for mainstream medium-voltage applications
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  • Outstanding Insulation Performance:Withstands 75kV lightning impulse and 48kV power frequency voltage
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40.5kV Top Outlet Embedded Pole
  • High Voltage Rating:Suitable for demanding 40.5kV applications
  • Top Outlet Structure:Ideal for overhead wiring configurations
  • Robust Breaking Capability:Rated for 31.5kA breaking current
  • Excellent Insulation:Withstands 185kV lightning impulse voltage
  • Durable and Reliable:10,000 mechanical operations and 20-year shelf life
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