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EUROBALISE SIF

Application

The cables are used in Eurobalise (ERTMS) speed control circuits. The cables are laid in trays alongside railway

lines and connect an “Eurobalise” located between the rails to the Eurocoder (LEU) located in a control centre.

Standards

ALSTOM 5 326 203

SNCF CT 446

Construction

Conductors: Class 2 stranded copper.

Insulation: Solid polyethylene.

Inner sheath: Low density polyethylene.

Screen: Two corrugated copper braid shields.

Intermediate Sheath: Low density polyethylene.

Armour: Galvanized steel braid armour.

Outer Sheath: Flame Retardant PVC.

Electrical Characteristics at 20℃

Nominal Conductor Diameter	mm	1.04
Nominal Cross Section Area	mm²	0.85
Maximum Conductor Resistance (DC)	Ω/km	22
Characteristic Impedance @100KHz-1MHz	Ω	95
Maximum Attenuation
@560 kHz	dB/km	7.5
@1MHz	dB/km	10
Nominal Insulated Thickness	mm	0.63

Mechanical and Thermal Properties

Minimum Bending Radius: 8×OD (static); 16×OD (dynamic)

Temperature Range: -30℃ to +70℃ (during operation);

                                 -20℃ to +50℃ (during installation)

Dimensions And Weight

Cable Code	No. of cores& Nominal Conductor Cross Sectional Area No.×mm²	No. & Nominal Diameter of Strands No/mm	Nominal Sheath Thickness mm			Nominal Overall Diameter mm	Nominal Weight kg/km
			Inner	Inter.	Outer
RS/SIF-2Y2YC2Y(SWB)Y-2C0.85S	2 x 0.85	7/0.386	1.0	0.5	1.6	15	301