1800V DC Positive Traction Cables

Application

These DC power cables are used for urban railways for 1800V DC traction power system with feedback current and return current, suitable for fixed installation. The cables are suitable for installations in ducts, tunnels, and cable troughs or on the cable bridges etc.

Standards

NR-PS-ELP-21101
IEC60502-1
BS 6883

Fire Performance

IEC60332-3-22
IEC60754-1, IEC60754-2
IEC61034-1, IEC61034-2

Construction

Conductor: Stranded annealed bare or metal coated copper conductors to BS EN 60228:2005 (previously BS6360).
Core wrapping: PETP (Polyethylene Terephthalate).
Insulation: EPR, GP4 to BS 7655-1.2（formerly BS6889 GP2）
Sheath: Thermosetting LSZH compound SW4 to BS 7655-2.6 (formerly BS 7655-2.5 LRS1)with enhanced oil resistance, and minimum tear resistance.

Electrical Characteristics at 20℃

Nominal Conductor Cross Section	mm²	70	95	120	150	185	240	300	400	500
Assigned Continuous Current Rating	A	330	400	464	530	612	648	853	1010	1195
Conductor Short Circuit Current 1s	kA	10.0	13.5	17.1	21.4	16.4	34.3	42.9	57.2	71.5
Voltage Rating	KV	1.8

Mechanical and Thermal Properties

Minimum Bending Radius: 8×OD
Temperature Range:-40℃ to +90℃ (during operation); -25℃ to +60℃ (during installation)

Dimensions And Weight

Cable Code	No. of cores& Nominal Conductor Cross Sectional Area No. x mm2	No. & Nominal Diameter of Strands No/mm	Nominal Insulation	Nominal Sheath	Nominal Overall	Nominal Weight kg/km	Max. Resistance of Conductor at 20℃/Ω/Km
							Plain Wires	Metal Coated Wires
Class 2 Conductor
RF6883-DZ1-U-1800P-1G70S	1 x 70	19/2.14	2.2	1.8	18.3	921	0.268	0.270
RF6883-DZ1-U-1800P-1G95S	1 x 95	19/2.52	2.4	1.8	18.7	934	0.193	0.195
RF6883-DZ1-U-1800P-1G120S	1 x 120	37/2.03	2.4	1.8	22.6	1529	0.153	0.154
RF6883-DZ1-U-1800P-1G150S	1 x 150	37/2.25	2.4	1.8	24.2	1828	0.124	0.126
RF6883-DZ1-U-1800P-1G185S	1 x 185	37/2.52	2.4	1.8	26.0	2233	0.0991	0.100
RF6883-DZ1-U-1800P-1G240S	1 x 240	61/2.25	2.4	1.8	28.7	2856	0.0754	0.0762
RF6883-DZ1-U-1800P-1G300S	1 x 300	61/2.52	2.4	2.0	31.5	3848	0.0601	0.0607
RF6883-DZ1-U-1800P-1G400S	1 x 400	61/2.85	2.6	2.1	35.1	4491	0.0470	0.0475
RF6883-DZ1-U-1800P-1G500S	1 x 500	91/2.65	2.8	2.9	40.2	5773	0.0366	0.0369
RF6883-DZ1-U-1800P-1G630S	1 x 630	127/2.52	2.8	2.9	44.2	7293	0.0283	0.0286
RF6883-DZ1-U-1800P-1G800S	1 x 800	127/2.85	2.8	2.9	48.5	9157	0.0221	0.0224
Class 5 Conductor
RF6883-DZ1-K-1800P-1G70S	1 x 70	360/0.5	2.2	1.8	18.3	921	0.272	0.277
RF6883-DZ1-K-1800P-1G95S	1 x 95	475/0.5	2.4	1.8	18.7	934	0.206	0.210
RF6883-DZ1-K-1800P-1G120S	1 x 120	608/0.5	2.4	1.8	22.6	1529	0.161	0.164
RF6883-DZ1-K-1800P-1G150S	1 x 150	756/0.5	2.4	1.8	24.2	1828	0.129	0.132
RF6883-DZ1-K-1800P-1G185S	1 x 185	925/0.5	2.4	1.8	26.0	2233	0.106	0.108
RF6883-DZ1-K-1800P-1G240S	1 x 240	1221/0.5	2.4	1.8	28.7	2856	0.0801	0.0817
RF6883-DZ1-K-1800P-1G300S	1 x 300	1525/0.5	2.4	2.0	31.5	3848	0.0641	0.0654
RF6883-DZ1-K-1800P-1G400S	1 x 400	2013/0.5	2.6	2.1	35.1	4491	0.0486	0.0495
RF6883-DZ1-K-1800P-1G500S	1 x 500	1769/0.6	2.8	2.9	40.2	5773	0.0384	0.0391
RF6883-DZ1-K-1800P-1G630S	1 x 630	2257/0.6	2.8	2.9	44.2	7293	0.0287	0.0292