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HFW-12 Cable off-circuit tap tank
HFW-12 family of cable distribution boxes used in cable 10kV electricity distribution system. The connection is simple, flexible, convenient, safe and reliable. The use of stainless steel cabinets, durable. Live for the whole insulation, sealing the entire structure. Products are widely used in urban industrial districts, residential districts, commercial centers, mining and iron and steel, automobile, petroleum, chemical, cement and other large enterprises, as well as other occasions, the distribution network, especially suitable for urban power grids project can be significant savings of electrical equipment and cable investment to improve power supply reliability.

■ features and characteristics of
□ full insulation, all sealed, all-protective, full working condition.
□ round into a flexible, practical application of a maximum of 8 branches into the round.
□ flood water, anti-foul, anti-Gel, Anti-凝霜, corrosion-resistant.
□ small size, compact structure, easy to install, easy to operate.
□ charged indicator can be installed, prompt the operator charged lines.
□ Failure to install the cable-based indicator, it is easy to quickly find cable
Impaired.
□ There are many choice of cabinet material: ordinary steel with military green, mirror
Surface of stainless steel, stainless steel with a green military.

■ Technical parameters
Specifications
Parameters
Rated voltage
10kV
Maximum working voltage
12kV
Rated Current
630A
Frequency voltage 42kV/1min
Lightning Impulse Withstand Voltage
75kV
DC voltage
52kV/15min
Minimum starting voltage corona
11kV
Partial Discharge ≤10PC/15kV
Rated current of heat-stable 20kA/2S
Dynamic Stability rated current 50kA/0.3S
Loop resistance
≤40μΩ
Protection level
IP33
 
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