XL-21 series power distribution cabinetDetailed product description：

Application scope of XL-21 series power distribution cabinet

The XL-21 series power distribution cabinet is suitable for use in power plants and industrial and mining enterprises for power distribution in three-phase four wire or three-phase five wire systems with AC voltage of 500V or below. The XL-21 low-voltage power distribution box is an indoor device installed against the wall and requires maintenance in front of the screen.

Model meaning

Installation dimensions of XL-21 series power distribution cabinet

model	Box size (width x height x depth) (mm)
XL-21	700×1500×370
	700×1700×370
	800×1800×370
	600×1800×370
	600×1600×370
	600×1300×370
	600×1500×370
	800×1700×370

product structure
The XL (F) -21 low-voltage power distribution cabinet is an indoor wall mounted, single-sided front opening distribution device. Its basic structure is made of steel plate bending and angle steel welding, and can also be assembled with profiles. A knife switch operating handle can be installed on the front right side for power cut-off and connection operations. Operation buttons, indicator lights, and display instruments can be installed on the box door. After opening the box, the internal equipment of the distribution box is exposed for easy maintenance and repair.

This distribution box is equipped with air circuit breakers, fuses as short-circuit protection, as well as contactors and thermal relays. Both the door and the shell are welded with grounding screws to ensure reliable connection between the shell and the ground.