MPRX® 331 Control 0.6/1 (1.2) kV

Description

Description

Standards

  • International
    IEC 60331-1 or 2; IEC 60092-350; IEC 60092-353; IEC 60092-360; IEC 60092-376; IEC 60228; IEC 60331-21 ; IEC 60332-3-22; IEC 60754-1; IEC 60754-2; IEC 61034

Application

MPRX®331 0.6/1 kV fire resistant 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 not subject to mechanical risks. 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

2.    Insulation

       Mica tape + XLPE (cross-linked polyethylene)

       Optional: Special fire resistant HF 90 (halogen-free compound)
       with INFITTM  technology up to 4 mm²

3.    Outer sheath:
       (Filler if necessary)
       Polyolefin SHF1 (SHF2 on request)
       Colour: orange
 

Marking

I NEXANS I MPRX 331  150/250 V  "n" x (or G) "s"   90°C IEC 60092-353
IEC 60092-376  IEC 60332-3-22 Cat. A  IEC 60331-1/21 "ww/yy" * CE*

+ metric marking

 

Core identification

5 x and above: white with black printed numbers

Characteristics

Characteristics

Construction characteristics

Construction characteristics

Halogen free
IEC 60754-1
Sheath colour
-
Conductor flexibility
Stranded class 2

Dimensional characteristics

Dimensional characteristics

Number of cores
-
Conductor cross-section
- mm²
Minimum outer diameter
- mm
Maximum outer diameter
- mm
Approximate weight
- kg/km

Electrical characteristics

Electrical characteristics

Rated Voltage Uo/U (Um)
150 / 250 (300) V
Permissible current rating in open air
- A

Usage characteristics

Usage characteristics

Fire retardant
-
Fire resistant
IEC 60331-21, IEC 60331-1 or 2
Smoke density
-
Gases corrosivity
IEC 60754-2
Max. conductor temperature in service
- °C
Operating temperature, range
- °C

Resources

Resources

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