40.5kv Indoor High-Voltage Withdrawable Switchgear

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40.5kv Indoor High-Voltage Withdrawable Switchgear

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Product Description

Basic Specifications

Brand	DSY
Model No.	KYN61-40.5
Type	Indoor Metal-Clad Withdrawable 40.5kV Switchgear
Protection Level	IP4X
Certifications	ISO9001, ISO14001, ISO45001
Standards	GB 3906, DL/T 404
Warranty	1 Year
Custom Service	OEM, ODM
Monthly Output	2400 Sets

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Product Description

The KYN61-40.5 is an indoor metal-clad withdrawable medium-voltage switchgear designed for 40.5kV power distribution systems. It adopts a modular structure with vacuum circuit breakers, featuring high safety, reliability and convenient maintenance.

Built with a fully enclosed metal-clad design, it provides excellent protection against environmental factors, suitable for harsh industrial environments. It is widely used in power plants, substations, mining enterprises and large industrial facilities requiring 40.5kV power distribution.

All units are delivered as finished products ready for installation. OEM/ODM customization is available for different project requirements.

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Detailed Product Gallery

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Key Features

◈ KYN61-40.5 indoor 40.5kV withdrawable medium-voltage switchgear
◈ Metal-clad enclosed structure with high safety performance
◈ Vacuum circuit breaker for reliable protection and control
◈ Modular design for flexible configuration and easy maintenance
◈ Suitable for 40.5kV power distribution in industrial and power systems

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Technical Parameters

Parameter	Specification
Rated Voltage	40.5kV AC
Rated Current	630A / 1250A / 1600A / 2000A
Short-circuit Withstand Current	20kA / 25kA / 31.5kA (4s)
Rated Breaking Current	20kA / 25kA / 31.5kA
Protection Level	IP4X
Structure Type	Indoor, metal-clad, withdrawable
Installation Environment	Indoor, -10℃ ~ +40℃, altitude ≤1000m

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Application Scenarios

KYN61-40.5 switchgear is widely used as core equipment for power distribution, protection, and control in high-voltage power systems. It is ideally suited for:

Power plants and substations
Mining and metallurgical enterprises
Large-scale industrial facilities
Municipal power distribution stations
New energy power plants

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Quality Certifications

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Production & Packaging

Frequently Asked Questions

What is the main application of KYN61-40.5 switchgear?

It is primarily used for 40.5kV power distribution, protection, and control in power plants, substations, and large-scale industrial facilities.

What type of circuit breaker does this switchgear use?

It features a modular withdrawable design equipped with vacuum circuit breakers for highly reliable protection and control of high-voltage systems.

Can the specifications be customized for specific projects?

Yes, we support customization for rated current, protection settings, dimensions, and operation modes to meet specific project requirements through OEM/ODM services.

What is the standard delivery lead time?

The typical lead time is approximately 2–4 weeks after order confirmation, depending on the specific configuration and total quantity of the order.

What kind of warranty and documentation is provided?

We provide a 12-month warranty. Full technical documentation, including drawings, catalogs, and test reports, is available upon request.

What standards does the KYN61-40.5 comply with?

The switchgear is manufactured in accordance with GB 3906 and DL/T 404 standards, and the production process is ISO9001, ISO14001, and ISO45001 certified.