Italian Standard
according to CEI-UNEL 35011 code Designation
Conductor construction
F flexible copper conductor to IEC 60228 class 5
R stranded copper conductor to IEC 60228 class 2
U solid copper conductor to IEC 60228 class 1
Insulation or sheath
E polyethylene
E4 XLPE cross-linked polyethylene
G4 silicone rubber
G5 ethylene-propylene rubber based compound
G10 cross-linked low smoke zero halogen insulation compound
R 70°C PVC general use
R2 70°C PVC insulation type R2 to CEI 20-11
R5F FEP fluoropolymer
R5M MFA fluoropolymer
R5P PFA fluoropolymer
R7 90° PVC
M1 low smoke zero halogen thermoplastic compound
Screen
H aluminium tape screen
H1 copper tape or copper wire spiral screen
H2 copper wire braid
H5 longitudinal aluminium tape bonded to a sheath
Metallic protection
A galvanized steel wire braid armour
F steel wire armour
L lead alloy sheath
N galvanized steel tape armour
P lead sheath
Z steel flat wire armour
Cable shape
O external round shape
D external flat shape
X cores twisted
Secondo tabella CEI UNEL 35011-36011 (ove applicabile)
Designation groups
Designation
Symbol
Conductor type
Copper None
Aluminium A
Conductor form
Rigid round, solid U
Rigid round stranded R
Flexible round stranded F
Highly flexible round stranded FF
Extra flexible round stranded or special construction EF
Insulation material
PVC for operating temperature of 70°C R
PVC for operating temperature of 70°C of superior quality (anti-aging) R2
PVC for operating temperature of 90°C R7
Synthetic rubber for temperature of 60°C G
High modulus ethylene propylene rubber G7
Elastomeric compound with low smoke, toxic and corrosive gas emission G9
Elastomeric compound with low smoke, toxic and corrosive gas emission G10
Thermoplastic compound with low smoke, toxic and corrosive gas emission M9
Plastic material with low toxic and corrosive gas emission (36011) M
Cross-linked compound with low smoke, toxic and corrosive gas emission G21
Thermoplastic polyethylene E
Cross-linked polyethylene for temperatures of 85°C E4
One or more mica tape strips or closed glass braid T
Cable shape
Cores arranged for round cable O
Cores laid parallel for flat cable D
Helically wound cores X
Metallic coatings
(shielding and armouring)
Shield made of aluminium or metallised paper tape H
Copper tape, flat strip, or wire shield H1
Stranded or braided copper shield H2
Double-strand or braided copper shield H3
Concentric copper conductor C
Concentric aluminium conductor AC
Stranded or braided metallic armouring A
Steel wire armour F
Flat steel wire armour Z
Steel tape armour N
Jacket material
TM1, TM2, RZ type PVC R
EZ type linear polyethylene E
Cross-linked polyethylene E4
Synthetic rubber G
Polychloroprene K
Thermoplastic compound with low smoke, toxic and corrosive gas emission M1
Elastomeric compound with low smoke, toxic and corrosive gas emission M2
Elastomeric compound with low smoke, toxic and corrosive gas emission M3
Plastic material with low toxic and corrosive gas emission (36011) M
Cross-linked compound with low smoke, toxic and corrosive gas emission M21
(https://www.cabledatasheet.com/gallery/74_10_08_24_9_54_55.jpeg)
(https://www.cabledatasheet.com/gallery/74_10_08_24_10_08_03.jpeg)
(https://www.cabledatasheet.com/gallery/74_10_08_24_10_10_27.jpeg)
Designation groups
Designation Symbol
Conductor type
Copper None
Aluminium A
Conductor form
Rigid round, solid U
Rigid round stranded R
Flexible round stranded F
Highly flexible round stranded FF
Extra flexible round stranded or special construction EF
Insulation material
PVC for operating temperature of 70°C R
PVC for operating temperature of 70°C of superior quality (anti-aging) R2
PVC for operating temperature of 90°C R7
Synthetic rubber for temperature of 60°C G
High modulus ethylene propylene rubber G7
Elastomeric compound with low smoke, toxic and corrosive gas emission G9
Elastomeric compound with low smoke, toxic and corrosive gas emission G10
Thermoplastic compound with low smoke, toxic and corrosive gas emission M9
Plastic material with low toxic and corrosive gas emission (36011) M
Cross-linked compound with low smoke, toxic and corrosive gas emission G21
Thermoplastic polyethylene E
Cross-linked polyethylene for temperatures of 85°C E4
One or more mica tape strips or closed glass braid T
Cable shape
Cores arranged for round cable O
Cores laid parallel for flat cable D
Helically wound cores X
Metallic coatings(shielding and armouring)
Shield made of aluminium or metallised paper tape H
Copper tape, flat strip, or wire shield H1
Stranded or braided copper shield H2
Double-strand or braided copper shield H3
Concentric copper conductor C
Concentric aluminium conductor AC
Stranded or braided metallic armouring A
Steel wire armour F
Flat steel wire armour Z
Steel tape armour N
Jacket material
TM1, TM2, RZ type PVC R
EZ type linear polyethylene E
Cross-linked polyethylene E4
Synthetic rubber G
Polychloroprene K
Thermoplastic compound with low smoke, toxic and corrosive gas emission M1
Elastomeric compound with low smoke, toxic and corrosive gas emission M2
Elastomeric compound with low smoke, toxic and corrosive gas emission M3
Plastic material with low toxic and corrosive gas emission (36011) M
Cross-linked compound with low smoke, toxic and corrosive gas emission M21
(https://www.cabledatasheet.com/gallery/74_10_08_24_10_11_46.jpeg)
(https://www.cabledatasheet.com/gallery/74_14_08_24_9_43_49.jpeg)
(https://www.cabledatasheet.com/gallery/74_14_08_24_9_43_49.jpeg)
(https://www.cabledatasheet.com/gallery/74_19_09_24_9_41_07.jpeg)