74C068 SH C 500V 37x1 Cu2 K3 EG Ar

Description

Description

Standards

  • Product
    IEC 60228
  • Test
    IEC 60332-3-23; IEC 60754-1; IEC 60754-2; IEC 61034-2; NF C32-070/C1

Applications

These control cables alllow connection to a variety of industrial equipement from control room. Many of them require anti-inductive screen (EMI). They are well adapted to underground use.

Design

Conductor:
- Stranded plain copper (class 2)
Insulation:
- Zero halogen (SH), cross-linked
Assembling:
- Polyester tape (optional)
Overall screen:
- Copper wire braid (CWB) R ≥ 80%
Inner sheath:
- Low smoke, zero halogen (LSZH)
Armour:
- Galvanized steel braid (Tz) ≤ 4 conductors
- Steel tapes (Ar) > 4 conductors
Outer sheath:
- Low smoke, zero halogen (LSZH)
- Colour: grey

Core identification

Black cores printed with white numbers
Optional: with Y/G core

Marking

NEXANS 279  Nber of cores & cross-section Cu EG ARME CST 74 C 068 K3 SH 0.3/0.5 (0.6) kV YYYY  Manufacturing number  + metric marking

Characteristics

Characteristics

구조적 특성

구조적 특성

도체 재료
베어 구리
도체 타입
Stranded, class 2
절연
할로겐 프리
스크린
Bare copper braid
내피
LSZH
Armour type
스틸 밴드
피복
저연 할로겐 프리
Halogen free
IEC 60754-1; IEC 60754-2
With Green/Yellow core
없음

치수

치수

도체 단면적
1 mm²
코어수
37
도체지름
1.3 mm
Diameter over insulation
2.5 mm
Diameter over screen
18.6 mm
Diameter over inner sheath
21.4 mm
Diameter over armour
22.3 mm
Minimum outer diameter
24.2 mm
Maximum outer diameter
27.8 mm
무게(근사치)
1265 kg/km

전기적 특성

전기적 특성

20° C에서 최대 도체 DC저항
18.1 Ohm/km
Maximum DC resistance of the conductor at 90°C
23.000 Ohm/km
Reactance at 50 Hz
0.1 Ohm/km
Short Circuit Current 0,3 s Max
0.26 kA
Short Circuit Current 1 s Max
0.14 kA
Impedance at 50 Hz
18.1 Ohm
Voltage Drop
36.9 V/A.km
Calorific Power
6.9 MJ/m

기계적 특성

기계적 특성

Mechanical resistance to impacts
Good

사용 특성

사용 특성

操作温度范围
-20 ... 60 °C
연기밀도
-
Fire retardant
NF C 32070 C1; IEC 60332-3-24 (cat.B)
Electro magnetic interference resistance
Yes
U.V resistance
Yes
Life cycle 60years
Yes
Max. conductor temperature in service
90 °C
Nuclear Classification
Class 1 E Non LOCA/K3

Resources

Resources

Documentation

xlsx — 0 B

Selling & delivery Information

Minimum bending radius:

10 x outer diameter
To be doubled during laying operations

Marking

NEXANS 279  Nber of cores & cross-section Cu EG ARME CST 74 C 068 K3 SH 0.3/0.5 (0.6) kV YYYY  Manufacturing number  + metric marking

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