Product Description

XL-21 Series Power Control-gear

Ⅰ.Overview

The new type XL-21 power cabinet is widely used in power plants and industrial and mining enterprises as three phase AC 500V three-phase three wire, three-phase four wire, three-phase five wire power distribution system for power or illumination, indoor wall installation, front panel operation, front panel inspection; Cabinet is fully enclosed structure, by C section or 8MF profile assembly. Cabinet inside adopts the new type rotary load isolating switch with load operation , front door installed ammeter ,voltmeter and the signal lamp, button, selector switch and other components. The main distribution box adopts self-design of new components, compact structure, beautiful appearance, easy maintenance, a variety of wiring options for users to choose,it has flexible distribution scheme, convenient combination, good practical performance, new structure and etc. it is an ideal alternative to the old XL-21 power cabinet.

The switchgear meet the requirements of standard IEC60439 etc.

Ⅱ.Environmental conditions

1.Ambient air temperature: -5℃~+40℃ and the average temperature should not exceed +35℃ in 24h

2.Indoor altitude above sea level: Maximum installation altitude: 2000m

3.Relative humidity should not exceed 50% at max temperature +40℃. Higher relative humidity is allowed at lower temperature. (Ex. 90% at +20℃). But in view of the temperature change, it is possible that moderate dews will produce casually.

4.Installation gradient not exceed 5°

5.The equipment shall be installed in a place where there is no violent vibration and impact, and the place where the electrical components are not corroded.

6.Any specific requirement, consult with manufacture.

Ⅲ.Specification 

No.	Project Name	Unit	Electrical parameters
1	Rated voltage	V	AC380,AC660
2	Rated frequence	HZ	50/60
3	Rated short time withstand   current	KA	30 50
4	Rated peak withstand current	KA	63 105
5	Dielectric strength	V/1Min	2500
6	Rated insulation voltage	V	660
7	Main circuit rated voltage	V	AC: 220, 380
8	The rated voltage insulation Ui	V	690V
9	Rated current In	A	630A~100A
10	Short-term tolerance current ability lew	kA	20KA
11	Shell IP protection grade		IP30/IP40/IP55/IP65
12	Environment temperature	℃	-20~+40
13	installation		landing
14	Case materials	mm	1.5-2.0 Cold-rolled steel sheet or stainless steel plate
15	Surface treatment		Electrostatic spraying technology
16	Open the direction		The opening Angle is equal or greater than 135 °
17	Width*Depth*Height	mm	Customize

Ⅳ.Structure Description

(1) The structure of the case body is of fabricated type .the distance between the mounting holes is 25mm from each other .the front plate and the top plate are removable .there is an opening on the bottom place for outgoing feeder .an opening for incoming feeder and outgoing feeder can be made on the top plate if structure, it is equipped with adjustable side beams. Convenient for installation and overhaul. It is compact in structure, and has a good inter changeability.

(2) When the equipment is installed on the front panel, only the operating handle can be seen, the well-protected electrical equipment guarantees the personal safety of the operator.

(3) The product can be assembled into the control systems for different electrical functions.

(4) The product is applied to power control or lighting distribution in power plants, substations, and industrial enterprises.

(5) Overall Dimensions(mm)  

Height: 1200,1400,1600,1800,2000  

Depth: 300,400,500,600,800   

Width: 600,700,800,900,1000

Payment Terms︰ TT/LC/DP/DA

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