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DFW-3 Series
Cable Branch Box (US)

DFW-3 Series Cable Branch Box (US)


DFW series American Style Cable Distribution Box, with one-way door opening and horizontal multi-pass busbar as its main characteristics, has the advantages of small width, flexible combination, full insulation, full sealing, good performance, standard design, beautiful appearance, etc. It is widely used in cable engineering equipment in the cable distribution network system. According to the rated current, the DFW series cable junction box can be divided into 600A main circuit type and 200A branch circuit type: the 600A main circuit type adopts screw-in bolt fixed connection; the 200A branch circuit type adopts plug-in connection and can be plugged and unplugged with load. The DFW series have been widely recognized in various places such as industrial parks, residential quarters, urban densely populated areas, commercial centers and high-rise buildings.

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Basic Parameters

Rated voltage: 15/25KV

Rated normal current: 200/600A

Rated short-time withstand current: 16KA/1s; 40KA/1s

Power frequency withstand voltage (1min): 42KV

DC withstand voltage (15 min): 53/78KV

Rated lightning impulse withstand voltage (peak): 95/125KV

Minimum corona onset voltage: 11/19KV

Application Environment

Ambient temperature: -35℃~+40℃

Wind pressure: ≤700Pa (that is, wind speed ≤34m/s)

Relative humidity: daily average ≤95%, monthly average ≤95%

Shockproof level: horizontal acceleration ≤0.4m/s2, vertical acceleration ≤0.15m/s2

Installation site: the surrounding air should not be obviously polluted by corrosive, flammable gas, water vapor, etc., the installation site should be free from severe vibration, and the inclination of the site should not be greater than 3°.

Note: If the actual application environment cannot meet the above requirements, please contact us.

* If you need to customize according to your special needs, please contact us.

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