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DFWK-12kV Cable Distribution Box

Overview of the products

Adopting prefabricated live and touchable silicone rubber cable heads, fully sealed, fully insulated, maintenance free, reliable to ensure personal safety; compact structure, small and beautiful appearance, stainless steel double-layer box, with a service life of over 20 years; On the premise of not affecting the operation of the main network to implement regional power outage maintenance and reduce the scope of power outages; able to be equipped with one or more SF6 load switches. The wiring methods are flexible and diverse, with up to eight branch lines available, devices as lightning arresters, short circuit fault indicators, current limiting fuses, etc. are selectable to meet with various user requirements.

Model and meaning

Electric technical parameters

Project Unit Parameters
Rated voltage kV 12
Rated current A 630
Power frequency withstand voltage (phase to ground) kv/min 42
Lightning impulse voltage kV 75
Rated breaking current A 630
Rated short-circuit making current (peak) kA 50
Rated short-term withstand current kA/4s 25
Rated peak withstand current kA 50
Rated breaking capacitance current A 45
Rated breaking inductance current A 16
Number of full load interruptions >100
Number of mechanical operations for opening and closing 2000
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