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Complete low -voltage equipment GKK
The low -voltage sliding distribution device GCK is widely used in PC electricity distribution centers and MCC engine control centers, transformer substations, factories
Description
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Review of the product
The low -voltage distribution distribution device GCK is widely used in PC electricity distribution centers and MCC engine control centers, transformer substations, factories, mines and high -rise buildings as a low -voltage electricity distribution device for the distribution of electricity, centralized engine management and reactive power control and power supply systems with variable current currents 50-60 Hz, with a nominal operating voltage of 660 V and lower and a rated current of 4000 A and below. In a three -phase three -wire or three -phase four -wire system, it is used as a special purpose of a transformer, feeder or engine in a low -voltage distribution system.
The low -voltage roll -out Distribution GCK retains electrical characteristics higher than in similar products, based on increased power and mechanical strength, and has the characteristics of the advanced structure, beautiful appearance, high level of protection, safety and reliability, simplicity of service, etc.; It can be used as a low -voltage complete distribution device of a new generation of products.
The conditions of use
Environmental temperature: -25 ° C; - +40 ° C environmental humidity: average daily value <= 95 %, average value for the month <= 90 %, the height above sea level: 2000 m and below in the working environment of the product should not be the risk of fire or explosion. The average daily temperature in places with chemical corrosion and severe vibration should not exceed +35 ° C. The tilt of the equipment to the vertical surface during installation should not exceed 5%.
| Serial number | project | unit | parameter | ||
| 1 | Nominal operating voltage | V | AC400 | ||
| 2 | Nominal insulation voltage | V | AC690 | ||
| 3 | Nominal frequency | Hz | 50 | ||
| 4 | The level of pollution | Level 3 | |||
| 5 | Electric gap | mm | > = 14 | ||
| 6 | The distance of the leak | mm | > = 16 | ||
| 7 | Rated current of the main tire | A | 1000-3200 | 1600-4000 | 4000-6300 |
| 8 | Nominal short -term current | ka | 50 | 80 | 100 |
| 9 | Peak withstanded current | ka | 105 | 175 | 220 |
| 10 | Housing protection level | IP30, IP31, IP40, IP41 | |||
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