Ordinary Discount 220V 380V Marine High Temperature Type Constant Power Electric Heating Cable
We aim to find out quality disfigurement from the production and supply the best service to domestic and overseas customers wholeheartedly for Ordinary Discount 220V 380V Marine High Temperature Type Constant Power Electric Heating Cable, Items won certifications while using the regional and international primary authorities. For far extra detailed info, please contact us!
We aim to find out quality disfigurement from the production and supply the best service to domestic and overseas customers wholeheartedly for China Heating Cable and Constant Wattage Pipe Heating Cable, All the employees in factory, store, and office are struggling for one common goal to offer better quality and service. Real business is to get win-win situation. We would like to deliver more support for customers. Welcome all nice buyers to communicate details of our products and solutions with us!
We aim to find out quality disfigurement from the production and supply the best service to domestic and overseas customers wholeheartedly for Ordinary Discount 220V 380V Marine High Temperature Type Constant Power Electric Heating Cable, Items won certifications while using the regional and international primary authorities. For far extra detailed info, please contact us!
Ordinary Discount China Heating Cable and Constant Wattage Pipe Heating Cable, All the employees in factory, store, and office are struggling for one common goal to offer better quality and service. Real business is to get win-win situation. We would like to deliver more support for customers. Welcome all nice buyers to communicate details of our products and solutions with us!
Degree of acidity of gases: | IEC 60754-1/2 |
Halogen acid gas: | IEC 60754-1/2 |
Smoke Emission: | IEC 61034-1/2 |
Flame retardant: | IEC 60332-1-2 |
UV resistance: | UL 1581 |
Fire retardant: | IEC 60332-3-22 |
Resistance of the conductor@20°C: | ≤145 Ω/km |
Insulation resistance: | ≥5000 MΩ/km |
Transfer impedance: | <100 mΩ/m @10 MHz |
Average characteristic impedance@100 MHz: | 100 ± 5 Ω |
Delay skew (4~100 MHz): | ≤45 ns/100m |
Velocity factor: | 67% |
Conductor resistance unbalance within pair: | ≤2.0% |
Conductor resistance unbalance between pair: | ≤4.0% |
capacitance unbalance to earth at 800 Hz or 1000 Hz: | ≤160 pF/100m |
Mutual capacitance: | ≤56 nF/km |
Frequency (MHz): | 1 | 4 | 10 | 16 | 20 | 31.25 | 62.5 | 100 | 200 | 250 |
Attenuation dB/100m (Max.) | - | 3.8 | 5.9 | 7.5 | 8.4 | 10.5 | 15 | 19.1 | 27.6 | 31.1 |
NEXT dB (Min.) | 74.3 | 65.3 | 59.3 | 56.2 | 54.8 | 51.9 | 47.4 | 44.3 | 39.8 | 38.3 |
PS-NEXT (Min.) | 72.3 | 63.3 | 57.3 | 54.2 | 52.8 | 49.9 | 45.4 | 42.3 | 37.8 | 36.3 |
ELFEXT dB (Min.) | 67.8 | 55.8 | 47.8 | 43.7 | 41.8 | 37.9 | 31.9 | 27.8 | 21.8 | 19.8 |
Return Loss dB (Min.) | 20 | 23 | 25 | 25 | 25 | 23.6 | 21.5 | 20.1 | 18 | 17.3 |
PSELFEXT dB (Min.) | 64.8 | 52.8 | 44.8 | 40.7 | 38.8 | 34.9 | 28.9 | 24.8 | 18.8 | 16.8 |