KYN61-40.5 Indoor AC Metal-Clad Withdrawable Switchgear – 40.5kV High-Voltage Power Distribution Cabinet with Vacuum Circuit Breaker
The KYN61-40.5 series is a premier indoor metal-clad switchgear designed for high-voltage power systems with a rated voltage of 40.5kV. Engineered for the reception and distribution of three-phase AC 50Hz electrical energy, this unit provides comprehensive control, protection, and real-time monitoring for power plants, substations, and industrial power centers. It features a withdrawable handcart design for the primary vacuum circuit breaker, allowing for safe and efficient offline maintenance. The cabinet is constructed from high-quality aluminum-zinc coated steel plates and integrated with an intelligent microcomputer protection terminal, ensuring superior structural durability and high-precision system management in demanding utility environments.
KYN61-40.5 Indoor AC Metal-Clad Withdrawable Switchgear (40.5kV)
Product Overview
The KYN61-40.5 is a heavy-duty, indoor metal-clad switchgear engineered for high-voltage power systems operating at AC 50Hz with a rated voltage of 40.5kV. This unit serves as a critical distribution hub for power plants, utility substations, and large-scale industrial enterprises, providing advanced control, protection, and monitoring of electrical circuits. Its robust design is optimized for high-capacity energy transmission and management.
Core Features & Technical Advantages
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40.5kV High-Voltage Reliability: Built to handle high-voltage reception and distribution with maximum stability for utility-grade grids.
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Modular Withdrawable Handcart: Features a removable vacuum circuit breaker (VCB) handcart, allowing for safe, rapid maintenance and offline component replacement.
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Premium Corrosion Resistance: The enclosure is constructed from multiple-folded aluminum-zinc coated steel plates, providing exceptional mechanical strength and long-term anti-oxidation properties.
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Intelligent Grid Monitoring: Equipped with a top-mounted instrument compartment featuring digital microcomputer protection terminals, analog meters, and status indicators for real-time tracking.
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Advanced Safety Interlocking: Implements a strict mechanical “Five-Preventions” interlocking system to prevent operational errors and ensure the safety of technical personnel.
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Optimized Thermal Management: Features lower ventilation mesh panels and a multi-compartment structure to facilitate natural cooling during high-load operations.
Technical Specifications
| Item | Description |
| Model | KYN61-40.5 |
| Rated Voltage | 40.5kV |
| Rated Frequency | 50Hz |
| Structure Type | Metal-Clad Withdrawable Cabinet |
| Enclosure Material | Aluminum-Zinc Coated Steel |
| Application | Power Generation, Transmission, and Heavy Industry |
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