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Kipriotis Copper Cable Accessories >
Protection >
Overvoltage Protection 2/10
 Technical
Specifications
• Offers protection to 10 copper pairs through discharge to the
earthing pin and buttons on cross-connection modules
• Placed or displaced on-line without affecting the cross-connection
module function
• The overvoltage arrestors may be easily placed or displaced inside the
protection module
Electrical characteristics
•
Tripolar (of noble gas, non radioactive) of ceramic type.
•
Nominal DC spark overvoltage : 260V±20%
•
Maximum impulse spark overvoltage for head slope 1kV/μs: 900V
•
Impulse discharge current for pulse type 8A/20μs for at least 10
discharges (5 for each polarity): 10kA peak
•
Alternate discharge current of 50Hz for at least 10 discharges of
1s duration : 10A
•
Insulation resistance between any end points >10 Gohms
•
Maximum capacitance between any end points and the third end point
grounded : 10pF
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