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LU Section 12 Fire Integrity Cables

LU Section 12 Fire Integrity Cables

Application

The cables are designed for installation typically in public help points (PHP), public address (PA), station announcement platforms (SAP) & CCTV camera power systems. The LSZH cables has been designed to provide superior flame retardance and circuit integrity, together with optimized ease of installation characteristics and complies with LU Section 12 station regulations.

Standards

BS 7629-1/ 5839-1: 2002/ 8434-1: 2003/6387 C W Z

BS EN 50200 (PH90)

UNE 211025

Construction

Conductors

Class 1 solid or Class 2 stranded annealed bare copper conductors to BS EN 60228: 2005 (previously BS 6360).

Insulation

Silicone rubber insulation.

Core Wrapping

Plastic tape(s) with overlapping.

Screen

Aluminium/Polyester tape.

Drain Wire

Tinned copper.

Sheath

High performance, thermoplastic LSZH.

Electrical Characteristics at 20℃

Nominal Conductor Cross Section mm² 1.0 1.5 2.5
Maximum Conductor DC Resistance Ω/km 18.1 12.1 7.41
Nominal Insulation Thickness mm 0.6 0.7 0.8
Voltage Rating KV 0.3/0.5

Mechanical and Thermal Properties

Minimum Bending Radius: 6×OD

Temperature Range: -40℃ to +90℃ (during operation); -10℃ to +70℃ (during installation)

Dimensions And Weight

Cable Code No. of cores&
Nominal
Conductor Cross
Sectional Area
No.×mm²
Conductor Diameter Nominal
Sheath
Thickness
mm
Nominal
Overall
Diameter
mm
Nominal
Weight
kg/km
Stranded
Conductor
No/mm
Solid
Conductor
mm
RFLU12-SOZ1-U-PH90(AS+)-300/500V-2G1 2×1.0 7/0.44 1.13 1.3 7.0 83
RFLU12-SOZ1-U-PH90(AS+)-300/500V-3G1 3×1.0 7/0.44 1.13 1.3 7.3 95
RFLU12-SOZ1-U-PH90(AS+)-300/500V-4G1 4×1.0 7/0.44 1.13 1.3 8.2 115
RFLU12-SOZ1-U-PH90(AS+)-300/500V-7G1 7×1.0 7/0.44 1.13 1.3 10.5 175
RFLU12-SOZ1-U-PH90(AS+)-300/500V-2G1.5 2×1.5 7/0.53 1.38 1.4 7.9 110
RFLU12-SOZ1-U-PH90(AS+)-300/500V-3G1.5 3×1.5 7/0.53 1.38 1.4 8.3 128
RFLU12-SOZ1-U-PH90(AS+)-300/500V-4G1.5 4×1.5 7/0.53 1.38 1.4 9.5 160
RFLU12-SOZ1-U-PH90(AS+)-300/500V-7G1.5 7×1.5 7/0.53 1.38 1.4 12.2 250
RFLU12-SOZ1-U-PH90(AS+)-300/500V-2G2.5 2×2.5 7/0.67 1.78 1.5 9.3 160
RFLU12-SOZ1-U-PH90(AS+)-300/500V-3G2.5 3×2.5 7/0.67 1.78 1.5 9.9 190
RFLU12-SOZ1-U-PH90(AS+)-300/500V-4G2.5 4×2.5 7/0.67 1.78 1.5 11.3 235

U is changed to K if the stranding class is changed from class 2 to class 5