MPRXCX® 331 3 x 16 mm²

Description

Description

Standards

  • International
    IEC 60331-1 or 2; IEC 60092-350; IEC 60092-353; IEC 60228; IEC 60331-2; IEC 60331-21 ; IEC 60332-1; IEC 60332-3-22; IEC 60754-1; IEC 60754-2; IEC 61034

Applications

MPRXCX®331 0.6/1 kV armoured fire resistant power and control cables maintain circuit integrity in case of fire by meeting performances requirements from the IEC 60331 series for 90 minutes. They are used for detection and warning systems where enhanced mechanical protection and electrical screening (EMC) is required.

The highly flexible MPRXCX®331 FLEXISHIP® range is recommended for installations and connections in narrow spaces where an optimal bending radius is required. The sectoral conductors of multicores cables provide further space and weight savings on the cable trays. Designed with halogen-free fire retardant materials, they provide optimum safety for people and maximal asset protection against all risks of fire.


Design

1.   Conductor
      Stranded bare copper
      Class 2 or class 5 for FLEXISHIP®
2.   Insulation 
      Mica + XLPE (cross-linked polyethylene)
      Optional: Special fire resistant HF 90 (halogen-free compound)
      with INFIT TM technology up to 4 mm²
 3.  Inner covering
      (lapped)
4.   Armouring
      Bare copper braid, separator tape (optional)
5.   Outer sheath
      Polyolefin SHF 1 (SHF2 on request)
      Colour: orange

 

Marking

 l NEXANS l MPRXCX 331  or MPRXCX 331 FLEXISHIP  0.6/1 kV 3x1.5
90°C IEC 60092-353 IEC 60332-3-22  Cat. A IEC 60331-21/1  ww/yy *CE*+ metric marking

 

 

 

Core Identification

1 core:   black
2 cores: brown-blue
3 x:        brown-black-grey
3G:        brown-blue-green/yellow
4 x:        brown-black-grey-blue
4G:        brown-black-grey-green/yellow
> 5 cores: n x: white with printed numbers / nG: white with printed numbers + green/yellow core

 


 

Characteristics

Characteristics

Construction characteristics

Construction characteristics

Halogen free
IEC 60754-1
Conductor flexibility
Stranded class 2
Conductor material
Bare copper
Insulation
XLPE + Mica tape
Protection
Filler (optional)
Outer sheath
Polyolefin
Armour type
Bare copper braid
Sheath colour
Orange

Dimensional characteristics

Dimensional characteristics

Number of cores
3
Conductor cross-section
16 mm²
Minimum outer diameter
18.5 mm
Maximum outer diameter
22.0 mm
Approximate weight
707 kg/km

Electrical characteristics

Electrical characteristics

Permissible current rating in open air
67 A
Rated Voltage Uo/U (Um)
0,6/1 kV
Maximum operating voltage
1.2 kV
Test voltage
3500 V

Usage characteristics

Usage characteristics

Fire resistant
IEC 60331-21, IEC 60331-1 or 2
Flame retardant
IEC 60332-3 Cat. A
Smoke density
IEC 61034
Gases corrosivity
IEC 60754-2
Minimum installation temperature
-10 °C
Minimum operating temperature
-35 °C
Electro magnetic interference resistance
Yes
Max. conductor temperature in service
90 °C
Short-circuit max. conductor temperature
250 °C

Resources

Resources

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