Factory Price Marine High Temperature Type Constant Wattage Electric Heating Cable
Our eternal pursuits are the attitude of “regard the market, regard the custom, regard the science” as well as the theory of “quality the basic, have confidence in the very first and management the advanced” for Factory Price Marine High Temperature Type Constant Wattage Electric Heating Cable, Welcome mates from all around the world occur to go to, manual and negotiate.
Our eternal pursuits are the attitude of “regard the market, regard the custom, regard the science” as well as the theory of “quality the basic, have confidence in the very first and management the advanced” for China Heating Cable and Constant Wattage Pipe Heating Cable, We look forward to hearing from you, whether you are a returning customer or a new one. We hope you will find what you are looking for here, if not, please contact us immediately. We pride ourselves on top notch customer service and response. Thank you for your business and support!
Our eternal pursuits are the attitude of “regard the market, regard the custom, regard the science” as well as the theory of “quality the basic, have confidence in the very first and management the advanced” for Factory Price Marine High Temperature Type Constant Wattage Electric Heating Cable, Welcome mates from all around the world occur to go to, manual and negotiate.
Factory Price China Heating Cable and Constant Wattage Pipe Heating Cable, We look forward to hearing from you, whether you are a returning customer or a new one. We hope you will find what you are looking for here, if not, please contact us immediately. We pride ourselves on top notch customer service and response. Thank you for your business and support!
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 |