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12KV Cable Junction Box with Switch

12KV Cable Junction Box with Switch

Description
The 12KV high voltage cable distribution box with switch is independently developed, designed, and produced by our company according to electricity market demand. It is added with a switch device on the basis of traditional cable distribution box. This brings convenience to onsite maintenance and reduces maintenance outage area.

Main Technical Parameters
Item Data
Rated voltage (KV) 12
Rated current (A) 630
Rated frequency (Hz) 50
Rated active load breaking current (A) 630
Rated closed loop breaking current (A) 630
Rated cable charging breaking current (A) 10
Rated short circuit making current (peak) (KA) 50
Rated short-time withstand current (2s)(KA) 20
Rated short-time power frequency withstand voltage (KV) 42
Rated lightning impulse withstand voltage (KV) 95
Rated short-time power frequency withstand voltage (between fractures) (KV) 48
Rated lightning impulse withstand voltage (between fractures) (KV) 105
Mechanical life (times) ≥2000
Loop resistance (μΩ) ≤100
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