Products

KYN-24(Z) Indoor AC Metal-Clad Withdrawable Switchgear

1. Complete “Five-Prevention” Interlocking System
2. High-Performance Vacuum Circuit Breaker
3. Compact Structure and Flexible Installation
4. Highly Reliable Insulation System
5.Customizable according to customer requirements.

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Product Introduction

  • The KYN-24(Z) Indoor AC Metal-Clad Withdrawable Switchgear (hereinafter referred to as switchgear) is suitable for three-phase AC power systems with a rated voltage of 24kV and a frequency of 50/60Hz. It is mainly used for the reception, distribution, control, protection, and monitoring of electrical energy.
  • The equipment adopts a metal-clad, central-mounted structure, featuring a compact design, reliable performance, and flexible operation. The switchgear can be equipped with VN2, VS1, or NV1 series central-mounted vacuum circuit breakers, and is fitted with advanced and reliable secondary control and protection components. The busbars are insulated using heat-shrink insulation materials or epoxy resin coating, which significantly improves insulation performance and operational reliability.
  • The KYN-24(Z) switchgear is suitable for single-busbar or single-busbar sectionalized systems and is equipped with a comprehensive “Five Prevention” interlocking system to effectively prevent misoperations. It can also be equipped with online temperature monitoring, motorized earthing switch operation, electric truck drive mechanisms, and internal arc protection systems, enabling intelligent operation and remote monitoring.
  • This product is widely used in power plants, substations, industrial and mining enterprises, high-rise buildings, and large motor starting systems, making it a safe and reliable power distribution device for medium-voltage power systems.

KYN-24(Z)-11

Application Scenarios

  • The equipment is widely used in:
  • Power plants and substations
  • Industrial and mining enterprise power distribution systems
  • Secondary substations in power systems
  • High-rise building power distribution systems
  • Large high-voltage motor starting systems
  • It is mainly used for the reception, distribution, control, protection, and monitoring of electrical energy.

KYN-24(Z)-10

Product Parameter

Rated Voltage

 24kv

1 min Power Frequency Withstand Voltage

(50) 65 kv

Rated Lightning Impulse Withstand Voltage (Peak)

 125kv

Rated Frequency

50(60)Hz

Rated Current

630 7250 7600 2000 2500 3150A

Rated Current of Branch Busbar

630 7250 1600 2000 2500A

Rated Short-Time Withstand Current

 16202531.5KA

Rated Peak Withstand Current

40 50 63 80KA

Rated Short-Circuit Duration

 4S

Degree of Protection

Enclosure IP4X; IP2X with compartment door or circuit breaker compartment door open

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