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Disconnector Switch 11kv

Zhejiang Zhongyi Electric Power Technology Co., Ltd.
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Disconnector Switch 11kv

ZHOY IST-11/630 High-Voltage Disconnector

The IST-11/630 is a high-performance, three-column disconnector designed for reliable outdoor power distribution. It functions as a no-load switching device to physically isolate lines, ensuring safety and efficiency in high-voltage switchyards.

Key Advantages

  • Versatile Installation: Optimized for horizontal outdoor applications with support for vertical mounting.
  • Integrated Safety: Features earthing switches for secure maintenance and grounding of installation portions.
  • Robust Design: Engineered for continuous operation in harsh tropical and saline coastal environments.
Disconnector Switch 11kv

Product Attributes

BrandZHOY
FOB UnitPiece
Operating EnvironmentTropical, up to 2200m altitude, saline resistant

Technical Specifications

ParameterValue
Model NO.IST-11/630
Rated Voltage36 kV
Rated Normal Current400 Amps
StructureThree-column Disconnector
Movement ModeHorizontal Rotary Type
Rated Lightning Impulse Withstand200 kV
Short Time Withstand Current18.0 kA (3 sec)
Creepage Distance900 mm
Quality Disconnector Switch 11kv for sale
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