Hot New Products Metal Es 5 Folded Floor Stand Cabinet IP65 Sheet Metal Enclosure Electronic Project Boxes Power Distribution Box Cabinet

Short Description:

XL-21 Metal power distribution cabinet is mainly used in industrial and mining enterprises. AC frequency 50Hz, voltage below 500 three-phase three-wire, three-phase four-wire power system, power lighting For power distribution. This product series indoor device is made of steel plate bending and welding, single left-hand door, and the knife switch operating handle is equipped with a measuring instrument on the upper door of the right column in front of the box. operating and signal appliances. After opening the door, all electrical appliances are exposed, which is convenient for inspection and maintenance. Prevent dust and rainwater from infiltrating; the box is equipped with a mounting bottom plate, which can install electrical equipment, door The opening is more than 90° and the rotation is flexible. The incoming and outgoing lines are operated by cable wiring, which is completely reliable.

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Product Detail

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Overview

XL-21 low-voltage power distribution cabinet is suitable for power distribition in power plants and industrial and coming enterprises,which is used in three-phase four-wire or tn-s systems with AC voltage below 500 volts.XL-21 low-voltage power distribution box is installed against the wall and overhauled before the screen.

Type meaning

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Design Features

XL-21 low-voltage power distribution cabinet is closed,and its shell is bent with steel plate.The operating handle of knife switch is installed on the upper part of the right column in front of the cabinet,which can be used for switching power supply.A voltmeter is installed in front of the distribution box to nidicate the bus voltage.There is a door in front of the distribution box.After the door is opened,all equipent in the distribution box will be exposed for easy maintenance.This distribution box adpots self-designed components in China,which is characterized by compact structure,convenient maintenance and flexible combination of circuit schemes.In addition to air switch and fuse as short circuit protection,the distribution box is also equiped woth contactor and thermal relay,and the tront door of the box can be equipped with operation buttons and indicator lights.

Regular service conditions

◇Ambient temperature:-50℃～+40℃,and the average temperature within 24h shall not exceed+36℃;

◇Altitude:no more than 2000m;

◇Relative humidity:when the ambient air humidity is +40℃,it shall not exceed 50%;Under lower humidity,it can have higher relative humidity(for example,90%at+20℃).Considering the charge of teperature,it is allowed to produce moderate frost;

◇When the equipment is installed,the inclination with the vertical plane shall not exceed5,and the equipment shall be installed in a place without violent vibration,impact and corrosion.

Use,maintenance and overhaul

After installation or maintenance,the power distribution box shall be inspected and tested as follows before being put into operation (the inspection and test after maintenance depends on the quality of maintenance).
◇Check whether the electrical equipment and secondary wiring installed inside the power distribution cabinet meet the drawing requirements.
◇Check whether the knife switch and air switch used for operation are flexible and have no jam.
◇Check whether the contact of the installed electrical equipment is good and whether it meets the use requirements of the electrica equipment itself.
◇Check whether there are other foreign bodies inside the power distribution cabinet and whether there are loose solid screws in each part After installation or maintenance,the power distribution box shall be inspected and tested as follows before being put into operation (the inspection and test after maintenance depends on the quality of maintenance).
◇Check whether the electrical equipment and secondary wiring installed inside the power distribution cabinet meet the drawing requirements.
◇Check whether the knife switch and air switch used for operation are flexible and have no jam.
◇Check whether the contact of the installed electrical equipment is good and whether it meets the use requirements of the electrica equipment itself.
◇Check whether there are other foreign bodies inside the power distribution cabinet and whether there are loose solid screwsin each part.

Technical parameters of main equipent

Knife melting combination switch

Type	Rated current(A)	Melt rated current (A)	Remarks
HR3-400/34	400	150. 200.250.300.350.400

Current transformer

Type	Rated current(A)	Secondary current(A)	Remarks
LM-0.5	75. 100.150.200.300.600	5

Fuse protector

Type	Fuse protector	Melt rated current(A)	Remarks
RL1-15	15	2.4.5.6.10.15
RL1-60	60	20.25.30.35.40.50.60
RL1-100	100	30.40.50.60.80.100
RL1-200	200	80.100.120.150.200
RL1-400	400	150.200.250.300.350.400

A/C contactor

Type	Rated current(A)	Attraction coil voltage(V)	Remarks
CJ10-10	10	AC 110. 220. 380
CJ10-20	20
CJ10-40	40
CJ10-80	80
CJ10-150	150

Main circuit scheme diagrams

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Product photo

product-description7 product-description8 We get pleasure from a very very good standing between our shoppers for our fantastic product quality, aggressive price as well as very best support for Hot New Products Metal Es 5 Folded Floor Stand Cabinet IP65 Sheet Metal Enclosure Electronic Project Boxes Power Distribution Box Cabinet, Our organization has been devoting that “customer first” and committed to helping buyers expand their company, so that they become the Big Boss !
Hot New Products China Electrical Distribution Box and Power Distribution Box, We insist on the principle of “Credit being primary, Customers being the king and Quality being the best”, we are looking forward to the mutual cooperation with all friends at home and abroad and we will create a bright future of business.