The XL-21 Power Distribution Cabinet is a high-performance low-voltage switchgear solution designed for industrial and commercial power systems. It is widely used in power stations, mining enterprises, and factory distribution networks, providing safe and reliable power distribution in three-phase four-wire or three-phase five-wire systems with AC voltage up to 500V.
This cabinet adopts a front-panel maintenance and wall-mounted installation structure, making it ideal for indoor environments where compact design and easy operation are required. The enclosure is fabricated from high-quality bent steel plates, ensuring excellent mechanical strength and durability even under harsh operating conditions.
The knife switch operation handle is conveniently positioned at the upper right of the cabinet front column, allowing operators to safely and easily switch power. According to user needs, different circuit breakers and current ratings can be configured to achieve customized power protection and control.
The XL-21 low voltage distribution cabinet fully complies with IEC 61439-1 standards for low-voltage switchgear and control assemblies, ensuring high safety, reliability, and compliance with international electrical standards.
Main Features
High mechanical strength, modular design, flexible configuration, easy maintenance, safe operation, and long service life.
Applications
Ideal for use in industrial plants, substations, commercial buildings, data centers, and mining enterprises where stable and safe power distribution is essential.
Technical Standards
Compliant with IEC 61439-1: Low-voltage switchgear and control assemblies – Part 1: General rules.
Type description
Performance parameters
| ltems | Unit | Parameters |
| Rated working voltage | V | AC380,AC660 |
| Rated frequency | Hz | 50/60 |
| Ratedshort timewithstandcurrent(1s) | kA | 50 |
| Rated peak withstand current | kA | 105 |
| Dielectricstrength | V/1min | 2500 |
| Ratedinsulation voltage | V | 660 |
| Protectionlevel | IP30/IP40 | |
| Boundarydimension(WxDxH) | mm | 600(800,1000)*350(400,600)*1600(1800) |
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