室外UTP cat3电话电缆和2芯电源线多媒体网络电缆
Product Description
Security Cable & 2c power Cable Muti-Media Network cable
型号: alarm cable + 2c
Security cable (2 pairs 24AWG CCA/HCCA/CU ) + 2C(2*7/0.38mm) CCA with wooden reel
|
Dielectic Adhesion |
>20N/5cm |
|
|
Breaking Strength of Messenger |
1.30mm 82kgf; 1.83mm 166kgf |
|
|
Impendence |
75±3 Ohm |
|
|
Capacitance |
50±3.0 nf/KM |
|
|
Velocity of Propagation |
83±2% |
|
|
Shielding |
55MHz |
≥60dB |
|
Effectiveness |
300MHz |
≥70dB |
|
|
1000MHz |
≥70dB |
|
|
||
|
Return Loss (100% swept) |
1 ~470MHz |
≥22dB |
|
470-1000MHz |
≥20dB |
|
|
1000~2200MHz |
≥18dB |
|
