CLC/TC 20
| Project No. | HD 621 S1:1996 |
|---|---|
| Title | HD 621 applies to impregnated paper insulated cables for rated voltages Uo/U(Uml from 3,6/6(7,2)kV up to 20,8/36(42)kV used in power distribution systems. This part (Part 1) specifies the general requirements applicable to these cables, unless otherwise specified in the particular sections of this H D. Test methods specified are given in HD 605, EN 60811, HD 383 and HD 405 and in IEC 55-1 and IEC 229. Part 2 covers all those test methods which are specific to paper insulated cables, and not included in HD 605. The particular types of cables are specified in Parts 3 and 4. |
| Registration number (WIID) | 54181 |
| Scope | HD 621 applies to impregnated paper insulated cables for rated voltages Uo/U(Uml from 3,6/6(7,2)kV up to 20,8/36(42)kV used in power distribution systems. This part (Part 1) specifies the general requirements applicable to these cables, unless otherwise specified in the particular sections of this H D. Test methods specified are given in HD 605, EN 60811, HD 383 and HD 405 and in IEC 55-1 and IEC 229. Part 2 covers all those test methods which are specific to paper insulated cables, and not included in HD 605. The particular types of cables are specified in Parts 3 and 4. |
| Status | Izstrādē |
| ICS group | 29.040.20 29.060.20 |