IS 201 LSZH Flat

300/500 V XLPE twin core flat cables


-20/+90 °C	Flame Retardant IEC 60332-1-2	Halogen Free IEC 60754-1


Low Toxicity IEC 60754-1	Low Corrosivity IEC 60754-2	Low Smoke Emission IEC 61034

Installation in walls, on boards and in channels or embedded in plaster.

Cu/XLPE/LSZH

1- Conductor: Copper
2-Insulation: XLPE
3- Outer sheath: LSZH

Min. bending radius 3 x D (D: Overall diameter)
Max. operating temperature 90ºC
Short circuit temperature: 250ºC

Construction	Cu/XLPE/LSZH
Standard	IS 201-4

Cross-section (mm²)	Reaction To Fire classification
2×1+1	Dca-s2,d2,a2
2×1.5+1.5	Dca-s2,d2,a2
2×2.5+2.5	Dca-s2,d2,a2
2×1+1	Dca-s2,d2,a2
2×1,5+1,5	Dca-s2,d2,a2
2×2,5+2,5	Dca-s2,d2,a2
2×4+4	Dca-s2,d2,a2
2×6+6	Dca-s2,d2,a2
2×10+10	Dca-s2,d2,a2
2×16+16	Dca-s2,d2,a2

Nominal cross-section (mm²)	Conductor Class	Nominal Thickness of Insulation (mm)	Nominal Thickness of Sheath (mm)	Approximate overall diameter lower limit (mm)	Approximate overall diameter Upper limit (mm)	Max. Conductor DC resistance at 20 ºC (ohm/km)	Max. Earth Conductor DC resistance at 20 ºC (ohm/km)
2×1+1	1	0,7	0,9	4 x 8,4	4,7 x 9,8	18,1	18,1
2×1.5+1.5	1	0,7	0,9	4,4 x 9,8	5,4 x 11,7	12,1	12,1
2×2.5+2.5	1	0,7	1,0	5,2 x 11,9	6,2 x 13,5	7,41	7,41
2×1+1	2	0,7	0,9	4 x 8,4	4,7 x9,8	18,1	18,1
2×1,5+1,5	2	0,7	0,9	4,5 x 9,8	5,4 x 11,7	12,1	12,1
2×2,5+2,5	2	0,7	1,0	5,2 x 11,9	6,2 x 13,5	7,41	7,41
2×4+4	2	0,7	1,0	5,8 x 13,6	7,2 x 16,5	3,08	3,08
2×6+6	2	0,7	1,1	6,4 x 15	8 x 18	1,83	1,83
2×10+10	2	0,7	1,2	7,8 x 19	9,6 x 22,5	1,15	1,15
2×16+16	2	0,7	1,3	9 x 22	11,2 x 26,5	0,727	0,727

Conductor cross- sectional area	Reference Method A	Reference Method C	Voltage Drop
Conductor cross- sectional area	Enclosed in conduit in an insulated wall	Clipped Direct	mV/A/m
1	14,5	19	46
1,5	18,5	24	31
2,5	25	33	19
4	33	45	12
6	42	58	7,9
10	57	80	4,7
16	76	107	2,9
The above table is in accordance with BS 7671:2018