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EURO power cord Electrical Performance Test
2011-04-30 23:40:01
 

EURO power cord Electrical Performance Test

Pilot project
EU power cord regulation conditions Test
Test Equipment EU regulatory power line test results
Power cord Electrical Performance Test Conductor resistance
(at 20 ℃)
  DC bridge 0.5 mm 2<39Ω/km
0.75mm 2< 26Ω/km
1.0mm 2< 19.5Ω/km
1.5mm 2<13.3Ω/km
2.5mm 2<7.98Ω/km
Wire pressure Minimum length of 5 meters the sample, soaking time of at least 1h, water temperature 20 ± 5 ℃, pressure: nominal insulation thickness of 0.60mm and below the pressure 1.5kvAC/5min, the nominal insulation thickness of 0.60mm or more pressure 2kvAC / 5min Pressure Machine Breakdown does not occur
Product pressure Specimens with a minimum length of 20 meters, the soaking time for at least 1h, water temperature 20 ± 5 ℃, the test voltage 2kvAC, applied voltage time at least 15min. Pressure Machine Breakdown does not occur
Insulation resistance
(70 ℃)
The pressure wire in the water after the sample length of 5 meters, soaking time, at least 2h, water temperature 70 ± 2 ℃, 80 ~ 500V DC applied voltage is measured after 1min. Insulation resistance tester a,b,e,f,i≧0.012MΩ.km
c, d,g,h≧0.011MΩ.km
DC Resistance Sample length of 5m, test time 240h, water temperature 60 ± 5 ℃, test voltage 220V DC DC voltage machine Breakdown does not occur, an insulator is no visible damage
Spark Test Insulation thickness ≤ 0.5mm spark voltage 4kvAC; insulation thickness of 0.5mm <t ≤ 1.0mm, spark voltage 6kvAC Sparks Breakdown does not occur

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