Kodery Customized Low Voltage Sheet Metal Fabrication Energy-Saving Power Supply Cabinet Low Power Distribution Box Large Switchgear Mns

Product Description

Product Description It is suitable for three-phase AC 50-60Hz, rated voltage 660V and below, rated current 4000A and below, in three-phase four wire system or three-phase five wire system and other power systems, used for power conversion, distribution and control. The product has passed the national compulsory product certification (CCC certification), in compliance with the GB7251.1 and JB/T9661 standards, and it passes a long test run assessment. It can be widely used in a variety of low-voltage distribution system, such as power plants, substations, industrial and mining enterprises, building hotels, residential areas, municipal construction, etc.
The basic cabinet of this device is a composite assembly structure that is galvanized and connected by self-locking screws or Level 8.8 hex head screws; add doors, covers, baffles, mounting supports, bus, and functional units as is required by the scheme to assemble a complete set of device. Dimension of parts in the device and dimension of the chamber are modularized (modular unit E = 25mm, hereinafter inclusive).a) The ambient air temperature is no more than +40ºC and no less than -5ºC. And the average temperature in 24h shall be no more than +35ºC.b) Atmospheric conditions: The air is clean and the relative humidity is no more than 50% under the highest temperature of +40ºC,Higher relative humidity is Permissible at lower temperatures.c) Altitude of no more than 2000m .d)This device can be transported and stored under the following temperature: - 25ºC to +55ºC and +70ºC in a short time (no more than 24h); the device will be free from any unrecoverable damages under these extreme temperatures and can operate in normal conditions.e) When the service conditions above cannot be met, the user and the manufacturer shall negotiate for solutions.f) Sign technical agreements otherwise when this device is used for offshore oil drilling platform and nuclear power station.
Product Parameters

No.	Items	Unit	Parameters
1	Rated voltage	V	400
2	Rated insulation voltage	V	690
3	Rated current of main bus	A	6300, 5000, 4000. 3200, 2500, 2000, 1600
4	Distribution bus	A	1000~4000
5	Rated frequency	Hz	50
6	Short time withstand current of main bus	kA	100
7	Short time withstand current of distribution bus	kA	30
8	Level of protection	IP	30
9	External dimension (W×D×H)	mm	(600,800,1000)× (600,800,1000) ×2200

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