Come leggere la sigla di un cavo: guide per sistema di designazione · NP 665 (Portugal) · Portugal (E-REDES distribution cables and the Portuguese makers)
NP 665 (Portugal): come leggere i nomi dei tipi di cavo
Ogni nome di NP 665 (Portugal) indica un intero tipo di cavo: VV, per esempio, ha una propria costruzione, una propria norma e propri valori nominali. Il decodificatore conosce 28 tipi di questo sistema. Di seguito: come sono costruiti i nomi, ogni tipo con i suoi valori nominali e le fonti citate dalla tabella.
Come è costruito un nome
La tabella dei tipi scompone ogni nome in parti e registra il significato di ciascuna. Alcuni nomi scomposti:
VV
| V | Isolamento in PVC |
| V | Guaina di PVC |
VV: unarmoured 0,6/1 kV power cable, copper conductors, PVC insulation, PVC sheath
LVV
| L | L: conduttore in alluminio, classe 2 (a corda) |
| V | Isolamento in PVC |
| V | Guaina di PVC |
LVV: unarmoured 0,6/1 kV power cable, stranded aluminium conductors, PVC insulation, PVC sheath
LSVV
| LS | LS: conduttore in alluminio rigido, classe 1 (nei nomi portoghesi LS non è 'low smoke') |
| V | Isolamento in PVC |
| V | Guaina di PVC |
LSVV: unarmoured 0,6/1 kV power cable, solid aluminium conductors, PVC insulation, PVC sheath
VAV
| V | Isolamento in PVC |
| A | A: armatura a nastri d'acciaio (la lettera F della UNE spagnola) |
| V | Guaina di PVC |
VAV: steel tape armoured 0,6/1 kV power cable, copper conductors, PVC insulation, PVC sheath
Tutte le parti usate nei nomi
| Parte | Significato | Presente in |
|---|---|---|
| X | Isolamento in polietilene reticolato (XLPE) | XV LXV XAV LXAV LSXAV LX1AV X1AV LXHIOV XHIV XHIZ1 XHIOV XHIOZ1 LXHIV LXHIZ1 LXHIVS LXHIES LXHIXS LXHIOZ1 LXHIOVS LXHIOES LXHIOXS |
| V | Guaina di PVC | VV LVV LSVV VAV LVAV LSVAV XV LXV XAV LXAV LSXAV LV1AV LX1AV X1AV LXHIOV XHIV XHIOV LXHIV LXHIVS LXHIOVS |
| L | L: conduttore in alluminio, classe 2 (a corda) | LVV LVAV LXV LXAV LV1AV LX1AV LXHIOV LXHIV LXHIZ1 LXHIVS LXHIES LXHIXS LXHIOZ1 LXHIOVS LXHIOES LXHIOXS |
| V | Isolamento in PVC | VV LVV LSVV VAV LVAV LSVAV LV1AV |
| HIO | HIO: cavo a campo radiale, uno schermo a fili di rame su ogni anima | LXHIOV XHIOV XHIOZ1 LXHIOZ1 LXHIOVS LXHIOES LXHIOXS |
| HI | HI: cavo a campo radiale, uno schermo a nastro di rame su ogni anima (HD 620 S3 10-L n. 14) | XHIV XHIZ1 LXHIV LXHIZ1 LXHIVS LXHIES LXHIXS |
| A | A: armatura a nastri d'acciaio (la lettera F della UNE spagnola) | VAV LVAV LSVAV XAV LXAV LSXAV |
| S | S: tre cavi precordati attorno a una fune portante, per posa aerea (HD 620 S3 10-L, tipo 10L-2) | LXHIVS LXHIES LXHIXS LXHIOVS LXHIOES LXHIOXS |
| Z1 | Z1: guaina in poliolefina (PO), mescola DMZ1; DMZ2 con (flr) o (frt) (HD 620 S3 10-L, tipi da 10L-3 a 10L-5) | XHIZ1 XHIOZ1 LXHIZ1 LXHIOZ1 |
| LS | LS: conduttore in alluminio rigido, classe 1 (nei nomi portoghesi LS non è 'low smoke') | LSVV LSVAV LSXAV |
| 1A | 1A: armatura a nastri d'alluminio (le lettere FA della UNE spagnola) | LV1AV LX1AV X1AV |
| E | Guaina di polietilene (PE) | LXHIES LXHIOES |
| X | X (guaina): guaina in XLPE, mescola DCX1 (HD 620 S3 10-L, tipo 10L-2) | LXHIXS LXHIOXS |
Tutti i tipi di NP 665 (Portugal)
| Tipo | Descrizione | Valori nominali |
|---|---|---|
VV | VV: unarmoured 0,6/1 kV power cable, copper conductors, PVC insulation, PVC sheath | 0,6/1 kV |
LVV | LVV: unarmoured 0,6/1 kV power cable, stranded aluminium conductors, PVC insulation, PVC sheath | 0,6/1 kV |
LSVV | LSVV: unarmoured 0,6/1 kV power cable, solid aluminium conductors, PVC insulation, PVC sheath | 0,6/1 kV |
VAV | VAV: steel tape armoured 0,6/1 kV power cable, copper conductors, PVC insulation, PVC sheath | 0,6/1 kV |
LVAV | LVAV: steel tape armoured 0,6/1 kV power cable, stranded aluminium conductors, PVC insulation, PVC sheath | 0,6/1 kV |
LSVAV | LSVAV: steel tape armoured 0,6/1 kV power cable, solid aluminium conductors, PVC insulation, PVC sheath | 0,6/1 kV |
XV | XV: unarmoured 0,6/1 kV power cable, copper conductors, XLPE insulation, PVC sheath | 0,6/1 kV |
LXV | LXV: unarmoured 0,6/1 kV power cable, stranded aluminium conductors, XLPE insulation, PVC sheath | 0,6/1 kV |
XAV | XAV: steel tape armoured 0,6/1 kV power cable, copper conductors, XLPE insulation, PVC sheath | 0,6/1 kV |
LXAV | LXAV: steel tape armoured 0,6/1 kV power cable, stranded aluminium conductors, XLPE insulation, PVC sheath | 0,6/1 kV |
LSXAV | LSXAV: steel tape armoured 0,6/1 kV power cable, solid aluminium conductors, XLPE insulation, PVC sheath | 0,6/1 kV |
LV1AV | LV1AV: aluminium tape armoured 0,6/1 kV power cable, stranded aluminium conductors, PVC insulation, PVC sheath | 0,6/1 kV |
LX1AV | LX1AV: aluminium tape armoured 0,6/1 kV power cable, stranded aluminium conductors, XLPE insulation, PVC sheath | 0,6/1 kV |
X1AV | X1AV: aluminium tape armoured 0,6/1 kV power cable, copper conductors, XLPE insulation, PVC sheath | 0,6/1 kV |
LXHIOV | LXHIOV: medium voltage cable, aluminium conductor, XLPE insulation, radial field with a copper wire screen on each core, PVC sheath | 6/10 (12) to 18/30 (36) kV; 90 C conductor, 120 C short duration overload, 250 C short circuit (5 s) (HD 620 S3 10-L 1) |
XHIV | XHIV: medium-voltage cable, copper conductor, XLPE insulation, radial field with a copper tape screen on each core, PVC sheath (HD 620 type 10L-1) | 6/10 (12) to 18/30 (36) kV; 90 C conductor, 120 C short duration overload, 250 C short circuit (5 s) (HD 620 S3 10-L 1) |
XHIZ1 | XHIZ1: medium-voltage cable, copper conductor, XLPE insulation, radial field with a copper tape screen on each core, polyolefin (DMZ1) sheath (HD 620 type 10L-3) | 6/10 (12) to 18/30 (36) kV; 90 C conductor, 120 C short duration overload, 250 C short circuit (5 s) (HD 620 S3 10-L 1) |
XHIOV | XHIOV: medium-voltage cable, copper conductor, XLPE insulation, radial field with a copper wire screen on each core, PVC sheath (HD 620 type 10L-1) | 6/10 (12) to 18/30 (36) kV; 90 C conductor, 120 C short duration overload, 250 C short circuit (5 s) (HD 620 S3 10-L 1) |
XHIOZ1 | XHIOZ1: medium-voltage cable, copper conductor, XLPE insulation, radial field with a copper wire screen on each core, polyolefin (DMZ1) sheath (HD 620 type 10L-3) | 6/10 (12) to 18/30 (36) kV; 90 C conductor, 120 C short duration overload, 250 C short circuit (5 s) (HD 620 S3 10-L 1) |
LXHIV | LXHIV: medium-voltage cable, aluminium conductor, XLPE insulation, radial field with a copper tape screen on each core, PVC sheath (HD 620 type 10L-1) | 6/10 (12) to 18/30 (36) kV; 90 C conductor, 120 C short duration overload, 250 C short circuit (5 s) (HD 620 S3 10-L 1) |
LXHIZ1 | LXHIZ1: medium-voltage cable, aluminium conductor, XLPE insulation, radial field with a copper tape screen on each core, polyolefin (DMZ1) sheath (HD 620 type 10L-3) | 6/10 (12) to 18/30 (36) kV; 90 C conductor, 120 C short duration overload, 250 C short circuit (5 s) (HD 620 S3 10-L 1) |
LXHIVS | LXHIVS: medium-voltage cable, aluminium conductor, XLPE insulation, radial field with a copper tape screen on each core, PVC sheath, three cables laid up round a messenger for aerial lines (HD 620 type 10L-2) | 6/10 (12) to 18/30 (36) kV; 90 C conductor, 120 C short duration overload, 250 C short circuit (5 s) (HD 620 S3 10-L 1) |
LXHIES | LXHIES: medium-voltage cable, aluminium conductor, XLPE insulation, radial field with a copper tape screen on each core, PE sheath, three cables laid up round a messenger for aerial lines (HD 620 type 10L-2) | 6/10 (12) to 18/30 (36) kV; 90 C conductor, 120 C short duration overload, 250 C short circuit (5 s) (HD 620 S3 10-L 1) |
LXHIXS | LXHIXS: medium-voltage cable, aluminium conductor, XLPE insulation, radial field with a copper tape screen on each core, XLPE sheath, three cables laid up round a messenger for aerial lines (HD 620 type 10L-2) | 6/10 (12) to 18/30 (36) kV; 90 C conductor, 120 C short duration overload, 250 C short circuit (5 s) (HD 620 S3 10-L 1) |
LXHIOZ1 | LXHIOZ1: medium-voltage cable, aluminium conductor, XLPE insulation, radial field with a copper wire screen on each core, polyolefin (DMZ1) sheath (HD 620 type 10L-3) | 6/10 (12) to 18/30 (36) kV; 90 C conductor, 120 C short duration overload, 250 C short circuit (5 s) (HD 620 S3 10-L 1) |
LXHIOVS | LXHIOVS: medium-voltage cable, aluminium conductor, XLPE insulation, radial field with a copper wire screen on each core, PVC sheath, three cables laid up round a messenger for aerial lines (HD 620 type 10L-2) | 6/10 (12) to 18/30 (36) kV; 90 C conductor, 120 C short duration overload, 250 C short circuit (5 s) (HD 620 S3 10-L 1) |
LXHIOES | LXHIOES: medium-voltage cable, aluminium conductor, XLPE insulation, radial field with a copper wire screen on each core, PE sheath, three cables laid up round a messenger for aerial lines (HD 620 type 10L-2) | 6/10 (12) to 18/30 (36) kV; 90 C conductor, 120 C short duration overload, 250 C short circuit (5 s) (HD 620 S3 10-L 1) |
LXHIOXS | LXHIOXS: medium-voltage cable, aluminium conductor, XLPE insulation, radial field with a copper wire screen on each core, XLPE sheath, three cables laid up round a messenger for aerial lines (HD 620 type 10L-2) | 6/10 (12) to 18/30 (36) kV; 90 C conductor, 120 C short duration overload, 250 C short circuit (5 s) (HD 620 S3 10-L 1) |
Marcature scritte accanto al nome
Parole e marcature che il decodificatore legge accanto a un nome di tipo di questo sistema: ciascuna aggiunge una proprietà al tipo accanto a cui è scritta.
| Marcatura | Significato | Forme scritte |
|---|---|---|
| (flr) | (flr): tipo 10L-4, guaina in poliolefina DMZ2, reazione al fuoco almeno Eca (HD 620 S3 10-L n. 13, 14) | FLR |
| (frt) | (frt): tipo 10L-5, guaina in poliolefina DMZ2, reazione al fuoco almeno Cca-s1b,d2,a1 (HD 620 S3 10-L n. 13, 14) | FRT |
| (cbe) | (cbe): conduttore e schermo metallico a tenuta d'acqua longitudinale (HD 620 S3 10-L n. 14) | CBE |
| (ce) | (ce): conduttore a tenuta d'acqua longitudinale (HD 620 S3 10-L n. 14) | CE |
| (be) | (be): schermo metallico a tenuta d'acqua longitudinale (HD 620 S3 10-L n. 14) | BE |
Domande frequenti
Che cos'è il cavo VV?
VV: unarmoured 0,6/1 kV power cable, copper conductors, PVC insulation, PVC sheath. Valori nominali: 0,6/1 kV. Norma: NP 665 designation; IEC 60502-1 (E-REDES DMA-C33-200/N). Il nome si legge: V (Isolamento in PVC) + V (Guaina di PVC).
Che cos'è il cavo LVV?
LVV: unarmoured 0,6/1 kV power cable, stranded aluminium conductors, PVC insulation, PVC sheath. Valori nominali: 0,6/1 kV. Norma: NP 665 designation; IEC 60502-1 (E-REDES DMA-C33-200/N). Il nome si legge: L (L: conduttore in alluminio, classe 2 (a corda)) + V (Isolamento in PVC) + V (Guaina di PVC).
Qual è la differenza tra VV e LVV?
VV: unarmoured 0,6/1 kV power cable, copper conductors, PVC insulation, PVC sheath, 0,6/1 kV. LVV: unarmoured 0,6/1 kV power cable, stranded aluminium conductors, PVC insulation, PVC sheath, 0,6/1 kV. I nomi differiscono in: LVV: L (L: conduttore in alluminio, classe 2 (a corda)).
NP 665 (Portugal): che cosa significa X nel nome di un cavo?
X ha più di un significato, a seconda del tipo: Isolamento in polietilene reticolato (XLPE) (XV, LXV, XAV, LXAV +17); X (guaina): guaina in XLPE, mescola DCX1 (HD 620 S3 10-L, tipo 10L-2) (LXHIXS, LXHIOXS).
NP 665 (Portugal): che cosa significa (flr) accanto al nome di un cavo?
(flr): (flr): tipo 10L-4, guaina in poliolefina DMZ2, reazione al fuoco almeno Eca (HD 620 S3 10-L n. 13, 14). Forme scritte: FLR.
Che cos'è il cavo LSVV?
LSVV: unarmoured 0,6/1 kV power cable, solid aluminium conductors, PVC insulation, PVC sheath. Valori nominali: 0,6/1 kV. Norma: NP 665 designation; IEC 60502-1 (E-REDES DMA-C33-200/N). Il nome si legge: LS (LS: conduttore in alluminio rigido, classe 1 (nei nomi portoghesi LS non è 'low smoke')) + V (Isolamento in PVC) + V (Guaina di PVC).
Fonti della tabella dei tipi
Norme citate nella tabella
- NP 665 designation
- IEC 60502-1 (E-REDES DMA-C33-200/N)
- HD 620 S3:2023 section 10-L, No. 14 code designation (p. 10-L-11), Type 10L-1
- XLPE DIX 13 (1, p. 10-L-3). Owner's copy, read 2026-10-31, seen: standard
- NP 665 letters (Celcat 2007)
- NP 665 letters
- HD 620 S3:2023 section 10-L, No. 14 code designation (p. 10-L-11), Type 10L-3
- HD 620 S3:2023 section 10-L, No. 14 code designation (p. 10-L-11), Type 10L-2
Documenti e pagine da cui sono tratti i dati
- e-redes.pt/sites/edd/files/normative_docs/DMA-C33-200N.pdf
- content.voltimum.com/pt/16557/cabos-electricos.pdf
- pt.prysmian.com/sites/pt.prysmian.com/files/media/documents/165_VV_DMA_…
- research/standards-local/hd620/VALUES.md (HD 620 S3:2023 10-L No. 13, 14, pp. 10-L-10, 10-L-11)
- research/standards-local/hd620/VALUES.md (HD 620 S3:2023 10-L No. 13, 14, pp. 10-L-10, 10-L-11; scope 1, p. 10-L-3)
Tratto dalla tabella dei tipi di questo sito, con le fonti citate sopra. Controllare la scheda tecnica del fabbricante prima di specificare un cavo.
Tutti i tipi di NP 665 (Portugal) · Decodificare la propria sigla