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HV cable branch box

The DFO-12 European cable branch box produced by Hezong Technology Co., Ltd. is a pair of plug-in structure, fully insulated, fully sealed, flexible combination, and equipped with live indicator and short circuit fault indicator according to customer requirements, so as to quickly find cable faults. The cable head is connected by bolts, and the cable terminal head is of integrated design, which is connected and locked with taper, which has flood control performance and can withstand flood. Widely used in commercial centers, industrial parks, residential areas and other places.
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Product Parameters

Performance characteristics

※ fully insulated, fully sealed, fully protected structure, reliable to ensure personal safety. 40 years of maintenance-free design, with easy installation, small footprint, corrosion resistance, resistance to condensation and frost, safe and reliable operation.

The ※ adopts busbar type or plug-in type structure, the cable terminal is of integrated design, and adopts taper matching connection and locking, which has flood control performance and can withstand flood submergence.

The ※ inlet and outlet lines are the latest patented products independently developed by Hezong Technology. The fully sealed, fully insulated and fully shielded flame retardant prefabricated cable joints (which can be electrically touched) with excellent flame retardant performance and good waterproof performance can realize all-weather operation.

A short-circuit fault indicator is installed for each phase of the incoming and outgoing lines of the ※ cable branch box to realize line live state indication or fast fault location.

The ※ cable branch box is equipped with a panel-type live indicator, which has the function of checking electricity and can be externally connected with a secondary nuclear phase instrument.

 

Technical parameters

Name

Parameters

Rated voltage

12kV

Rated current

630A

Rated frequency

50Hz

Lightning impulse withstand voltage

75kV

5min power frequency withstand voltage

It's 54 KV

Rated short-time withstand current

It's 20 ka

Rated instantaneous withstand current

50 ka

Protection class test

IP43

Partial discharge test

Discharge capacity ≤ 20pC

Cable cross-section range

35 ~ 500mm ²

Partial discharge of cable

15kV discharged power ≤ 10pc

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