FIELD: electrical engineering. SUBSTANCE: internal insulating sheath of optical cable used for building fiber-optic communication lines on power transmission lines is perforated and external insulating sheath is covered with additional perforated insulating sheath to prevent damage to cable by dry flash-over arc in strong electric field without changing performance and wiring characteristics. EFFECT: improved safety of optical cable. 1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| SUSPENDED OPTICAL COMMUNICATION CABLE | 2001 |
|
RU2199142C1 |
| SUSPENDED OPTICAL COMMUNICATION CABLE | 1995 |
|
RU2089929C1 |
| OPTICAL COMMUNICATION CABLE | 1996 |
|
RU2094869C1 |
| OPTICAL CABLE | 1998 |
|
RU2152062C1 |
| OPTICAL-FIBER GROUND WIRE | 1997 |
|
RU2123734C1 |
| OPTICAL COMMUNICATION CABLE | 2002 |
|
RU2216803C1 |
| OPTICAL-FIBER GROUND WIRE | 2001 |
|
RU2201632C1 |
| OPTICAL COMMUNICATION CABLE | 2000 |
|
RU2173901C1 |
| LIGHTNING PROTECTIVE CABLE WITH OPTICAL FIBRES | 1996 |
|
RU2103708C1 |
| OPTICAL COMMUNICATION CABLE | 2004 |
|
RU2276416C1 |
