- Network Cabinets[2]
- Electrical Wires[4]
- Wiring Ducts[7]
- Communication Cables[8]
- Cable Glands[1]
- Fiber Optic Equipment[10]
- AC/DC Adapters[1]
- Telecom Parts[8]
- Cable Conduits[1]
- Cable Trays[2]
- Contact Person : Ms. Liu Melody
- Company Name : Shanghai Risensun Optic Electronic Cables Co., Ltd.
- Tel : 0086-21-60821599
- Fax : 0086-21-60821593
- Address : Shanghai,Shanghai,13-F,No.2130 North Zhongshan Road, Putuo District,Shanghai, China
- Country/Region : China
- Zip : 200063
DDF Digital Distribution Frame
DDF Digital Distribution Frame
Product Features
Used to the branch connection of communication cable;Up to 8 system,16 system and 24 system etc;Available to install on 19" Rackmount Distribution Panel;Free rotation and easy for operation;
Product Function:
1 Wiring Function : Same speed, same impedance,same direction, There is a way of communicating junction between sending and receiving on the digital distribution frame .
2 Jumpers Function: Same speed, same impedance,same direction, There is a way of communicating junction between any sending and any receiving on the digital distribution frame .
3 Transfer Function : Same speed, same impedance, different direction, There is a way of communicating junction between any sending and any receiving on the digital distribution frame .
4 Test Function: Clear relationship and easy for testing;
Technical Parameter
Parameter | Assured Value |
Operating Temperature | +5°C-40°C, |
Atmospheric pressure index | 70KPa-106KPa |
Relative Humidity(RH) | ≤85%(+30°C) |
Characteristic Impedance | 75Ω |
Operating Rate | 2Mb/s,8Mb/s,34Mb/s,14Mb/s,155Mb/s |
Contact Resistance : Outer Conductor Inner Conductor | ≤2.5mΩ ≤10mΩ |
Dielectric Resistance | >10000mΩ(500VDC,1 min) (No breakdown,no fly arc) |
Back-line crosstalk defense degrees : | ≥70dB(50KHz-233MHz) |
Insertion Loss | ≤0.3dB(50KHz-233MHz) |
Max Breakaway | >50N |
Conector Life: | ≥1000 times |
DDF Digital Distribution Frame