XL-21 Type Power Distribution Cabinet

Product Overview

XL-21 Type Power Distribution Cabinet

An indoor wall-mounted power distribution cabinet for three-phase systems up to AC 500V.

Designed for electrical distribution systems that require stable operation, clear circuit protection, and practical installation for industrial, commercial, utility, and infrastructure projects.

Dongfang Electric Power (Shandong) Co., Ltd. supports product selection by voltage level, rated current, installation environment, cabinet structure, cable connection method, and project documentation needs.

XL-21 Type Power Distribution Cabinet

Product Application

The XL(F)-21 type power distribution cabinet is suitable for power plants and industrial and mining enterprises. It is used in three-phase three-wire, three-phase four-wire and three-phase five-wire systems with AC voltage of 500V and below for power and lighting distribution. The XL(F)-21 power distribution cabinet is an indoor device, installed against the wall, with maintenance performed from the front of the panel.

Model Meaning

X	Box type
L	Power
F	Dustproof type
21	Design number
Main Circuit Scheme	Main circuit scheme number

Use Environment Conditions

Ambient temperature: -5C to +40C, and the 24-hour average temperature shall not exceed 36C.
Altitude: not exceeding 2000m.
Relative humidity: not more than 50% at +40C. Higher relative humidity is allowed at lower temperatures, for example 90% at +20C. Moderate condensation caused by temperature changes is permitted.
When installed, the inclination from the vertical plane shall not exceed 5 degrees. The equipment shall be installed in places without severe vibration, impact or corrosion.

Product Categories

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Advantages

Product Advantages

Stable Electrical Performance

Products are selected for reliable distribution, protection, switching, and control in practical power systems.

Project-Oriented Configuration

Equipment can be matched to voltage level, capacity, cabinet structure, cable entry, and installation environment.

Manufacturing & Documentation Support

Technical documents, drawings, labels, packing, and delivery requirements can be coordinated for project use.

Manufacturing & Project Support

Built for Electrical Distribution Projects

Dongfang Electric Power (Shandong) Co., Ltd. focuses on project-oriented power distribution equipment, including distribution boxes, distribution cabinets, withdrawable switchgear, ring main units, cable branch boxes, compensation cabinets, metering systems, busway systems, and power cables.

Configuration Review

Review product models based on voltage, capacity, feeder quantity, and installation environment.

Document Support

Coordinate drawings, technical parameters, labels, packing details, and handover documents.

Product Inquiry

Need a Configuration or Quotation?

Tell us the product name, voltage level, load capacity, quantity, installation site, and delivery requirements. Our team will help check the suitable product configuration.