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Disconnector Switch 11kv

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Zhejiang Zhongyi Electric Power Technology Co., Ltd.

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Disconnector Switch 11kv

value : 50 Hz

parameter : Rated power frequency withstand voltage, dry

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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.

Product Attributes

BrandZHOY

FOB UnitPiece

Operating EnvironmentTropical, up to 2200m altitude, saline resistant

Technical Specifications

Parameter	Value
Model NO.	IST-11/630
Rated Voltage	36 kV
Rated Normal Current	400 Amps
Structure	Three-column Disconnector
Movement Mode	Horizontal Rotary Type
Rated Lightning Impulse Withstand	200 kV
Short Time Withstand Current	18.0 kA (3 sec)
Creepage Distance	900 mm

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