|
Table 9.4 - Some abbreviations
used in data cabling
|
| ACR |
Attenuation-to –crosstalk
ratio |
| ANSI |
American National Standards
Institute |
| ATR |
Attenuation-to –crosstalk
ratio |
| AWG |
American wire gauge |
| BD |
Building distributor |
| BFOC |
Bayonet fibre optic connector |
| CD |
Campus distributor |
| CDDI |
Copper distributed data
interface |
| CP |
Consolidation point |
| CPE |
Consumer premises equipment |
| CSA |
Canadian Standards Association |
| dB |
Decibel |
| DP |
Demarcation point |
| EIA |
Electronic Industries Alliance |
| ELFEXT |
Equal level far-end crosstalk |
| EMC |
Electromagnetic compatibility |
| EMI |
Electromagnetic interference |
| EMR |
Electromagnetic radiation |
| ER |
Equipment room |
| ESD |
Electrostatic discharge
damage |
| FCC |
Federal Communications
Commission |
| FD |
Floor distributor |
| FEXT |
Far-end crosstalk |
| FRNC |
Flame-retardant non-corrosive |
| FTP |
Foil twisted-pair |
| HC |
Horizontal cross-connect |
| IC |
Intermediate cross-connect |
| IDC |
Insulation displacement
connection |
| IEC |
International electrotechnical
commission |
| ISD |
Integrated services digital
network |
| ISO |
International standards
organisation |
| KTS |
Key telephone system |
| LAN |
Local area network |
| LCL |
Longitudinal
conversion loss |
| LEC |
Local exchange carrier |
| LED |
Light emitting diode |
| LFH |
Low fire hazard |
| LSOH |
Low smoke zero halogen |
| MC |
Main cross-connect |
| NEMA |
National Electrical Manufacturers
Association |
| NEXT |
Near-end crosstalk |
| NFPA |
National Fire Protection
Association |
| NVP |
Nominal phase velocity
of propagation |
| PBX |
Private branch exchange |
| PE |
Polyethylene |
| PIMF |
Pair in metal foil |
| PP |
Patch panel |
| PVC |
Polyvinyl chloride |
| RF |
Radio frequency |
| RMS |
Rack mount space |
| SC |
Subscriber connector |
| ScTP |
Screened twisted-pair |
| STP-A |
Shielded twisted-pair |
| S/FTP |
Foil and braid twisted-pair |
| STP |
Shielded twisted-pair |
| TC |
Telecommunications closet |
| TDM |
Time division multiplexing |
| TIA |
Telecommunications Industry
Association |
| TO |
Telecommunications outlet |
| TP |
Transition point |
| UPS |
Uninterruptible power supply |
| UTP |
Unshielded twisted-pair |
| WA |
Work area |
| WAN |
Wide area network |
| WDM |
Wave division multiplexing |
| X |
Cross-connect |
| |
|
| |
|