Page 34 - YINGMING POWER(HIGH & LOW VOLTAGE SWITCHGEARS)

YINGMING POWER

XL-21

LOW-VOLTAGE POWER
DISTRIBUTION CABINET

Overview
The XL-21 low-voltage power distribution cabinet is suitable for power distribution in power plants, industrial and mining enterprises, and three-phase
four-wire systems with AC voltages of 500 volts or less.
The XL-21 low-voltage power distribution box is installed indoors against the wall and is inspected in front of the screen.

Model and meaning

X L - 21 □
Program number
Design Number
Power control
Control box

Structure
The XL-21 low-voltage power distribution cabinet is enclosed, and the outer BUSHING is made of steel plate. The knife switch operating handle is
mounted on the upper part of the front right column and can be used as a switching power source. A voltmeter is placed in front of the distribution box
to indicate the voltage of the bus. There is a door in front of the distribution box. After the door is opened, all the equipment in the distribution box is
exposed, which is convenient for maintenance and repair. The distribution box uses domestically designed components, which has the characteristics
of compact structure, convenient maintenance and flexible combination of line schemes. In addition to the air circuit breaker and fuses, the distribution
box is equipped with a contactor and a thermal relay. The front door of the box can be equipped with operation buttons and indicator lights.

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