KYN28-24 Armored Withdrawable AC Metal-Enclosed Switchgear
The KYN28-24 type armored, withdrawable AC metal-clad switchgear (hereinafter referred to as the switchgear) is designed for indoor use in three-phase power systems operating at 50/60 Hz and rated voltage of 24 kV. It is primarily employed in power plants, substations, industrial and mining enterprises, and high-rise buildings, serving to receive and distribute electrical energy while enabling circuit control, protection, and monitoring functions.
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Category:
Keywords:
High-Voltage Switchgear
Box-type substation
- Product Description
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Product Overview
The KYN28-24 type armored, withdrawable AC metal-clad switchgear (hereinafter referred to as the switchgear) is designed for indoor use in three-phase power systems operating at 50/60 Hz and rated voltage of 24 kV. It is primarily employed in power plants, substations, industrial and mining enterprises, and high-rise buildings, serving to receive and distribute electrical energy while enabling circuit control, protection, and monitoring.
Meaning of the Model
Technical specifications
Project Unit Data Rated Voltage kV 24 Rated frequency Hz 50/60 Rated Insulation Level 1-minute power frequency withstand voltage (RMS) kV Alternating and relative 60 Isolation fracture 79 Lightning Impulse Withstand Voltage (Peak) 125 145 Auxiliary Control Circuit Power Frequency Withstand Voltage V/1min 2000 Rated current A 630, 1250, 1600, 2000, 2500, 3150 Rated Short-Circuit Interrupting Current kA 20, 31.5 Rated Short-Circuit Making Current (Peak) kA 50, 80 Rated short-time withstand current (4s) kA 20, 31.5 Rated Peak Withstand Current kA 50, 80 Auxiliary Control Circuit Rated Voltage V DC or AC 110/220 Protection Level IP4X (circuit breaker compartment door open or compartments separated by IP2X) External dimensions (width × depth × height) mm 800×1810×2380, 1000×1810×2380 Weight kg 840–1440 Exterior Design and Installation Dimensions
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