Fire resistant armoured cable

BS 7846 Fire Resistant Armoured LSZH Cable

BS 7846 Fire Resistant Armoured LSZH Cable is an armoured cable construction for emergency power, life safety systems, fire pumps, using copper conductor, mica fire barrier with xlpe insulation, lszh fire resistant bedding, awa for single core, swa for multicore cable and lszh outer sheath.

Standard: BS 7846
Voltage class: 0.6/1 kV
Conductor: Copper conductor
Insulation / jacket: LSZH outer sheath

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Cable Type Data

Construction and applications.

Applications

Emergency power
Life safety systems
Fire pumps
Critical infrastructure

Cable Construction

Copper conductor
Mica fire barrier with XLPE insulation
LSZH fire resistant bedding
AWA for single core, SWA for multicore cable
LSZH outer sheath
Circuit integrity fire resistant, low smoke and halogen free

Specifications

Select a cable size.

Each row below is a complete specification sheet — 63 sizes in total. Click any row to open conductor data, resistance, dimensions, weight and ordering reference.

Copper conductor

Each row is an exact armoured-cable cable specification sheet. Shared standard, insulation, bedding, armour principle and sheath data are listed above.

Voltage class0.6/1 kV
ConductorCopper conductor

Cable reference	Core layout	Cross-section	Armour	Max DC resistance at 20 °C	OD guide	Weight guide
BS 7846 fire resistant armoured LSZH 0.6/1 kV 1C Copper 16 mm² Aluminium wire armour LSZH outer sheath	1C	16 mm²	Aluminium wire armour	1.15 Ω/km	29 mm	0.93 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 1C Copper 25 mm² Aluminium wire armour LSZH outer sheath	1C	25 mm²	Aluminium wire armour	0.727 Ω/km	31 mm	1.02 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 1C Copper 50 mm² Aluminium wire armour LSZH outer sheath	1C	50 mm²	Aluminium wire armour	0.387 Ω/km	36 mm	1.30 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 1C Copper 70 mm² Aluminium wire armour LSZH outer sheath	1C	70 mm²	Aluminium wire armour	0.268 Ω/km	39 mm	1.52 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 1C Copper 95 mm² Aluminium wire armour LSZH outer sheath	1C	95 mm²	Aluminium wire armour	0.193 Ω/km	42 mm	1.79 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 1C Copper 150 mm² Aluminium wire armour LSZH outer sheath	1C	150 mm²	Aluminium wire armour	0.124 Ω/km	47 mm	2.40 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 1C Copper 240 mm² Aluminium wire armour LSZH outer sheath	1C	240 mm²	Aluminium wire armour	0.0754 Ω/km	54 mm	3.39 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 1C Copper 400 mm² Aluminium wire armour LSZH outer sheath	1C	400 mm²	Aluminium wire armour	0.0470 Ω/km	64 mm	5.15 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 2C Copper 1.5 mm² Steel wire armour LSZH outer sheath	2C	1.5 mm²	Steel wire armour	12.1 Ω/km	25 mm	0.78 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 2C Copper 2.5 mm² Steel wire armour LSZH outer sheath	2C	2.5 mm²	Steel wire armour	7.41 Ω/km	26 mm	0.80 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 2C Copper 4 mm² Steel wire armour LSZH outer sheath	2C	4 mm²	Steel wire armour	4.61 Ω/km	27 mm	0.84 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 2C Copper 6 mm² Steel wire armour LSZH outer sheath	2C	6 mm²	Steel wire armour	3.08 Ω/km	28 mm	0.88 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 2C Copper 10 mm² Steel wire armour LSZH outer sheath	2C	10 mm²	Steel wire armour	1.83 Ω/km	30 mm	0.97 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 2C Copper 16 mm² Steel wire armour LSZH outer sheath	2C	16 mm²	Steel wire armour	1.15 Ω/km	31 mm	1.10 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 2C Copper 25 mm² Steel wire armour LSZH outer sheath	2C	25 mm²	Steel wire armour	0.727 Ω/km	34 mm	1.30 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 2C Copper 35 mm² Steel wire armour LSZH outer sheath	2C	35 mm²	Steel wire armour	0.524 Ω/km	36 mm	1.52 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 2C Copper 50 mm² Steel wire armour LSZH outer sheath	2C	50 mm²	Steel wire armour	0.387 Ω/km	38 mm	1.85 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 2C Copper 70 mm² Steel wire armour LSZH outer sheath	2C	70 mm²	Steel wire armour	0.268 Ω/km	41 mm	2.29 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 2C Copper 95 mm² Steel wire armour LSZH outer sheath	2C	95 mm²	Steel wire armour	0.193 Ω/km	44 mm	2.84 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 2C Copper 120 mm² Steel wire armour LSZH outer sheath	2C	120 mm²	Steel wire armour	0.153 Ω/km	47 mm	3.39 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 2C Copper 150 mm² Steel wire armour LSZH outer sheath	2C	150 mm²	Steel wire armour	0.124 Ω/km	50 mm	4.05 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 2C Copper 185 mm² Steel wire armour LSZH outer sheath	2C	185 mm²	Steel wire armour	0.0991 Ω/km	53 mm	4.82 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 2C Copper 240 mm² Steel wire armour LSZH outer sheath	2C	240 mm²	Steel wire armour	0.0754 Ω/km	57 mm	6.03 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 3C Copper 1.5 mm² Steel wire armour LSZH outer sheath	3C	1.5 mm²	Steel wire armour	12.1 Ω/km	28 mm	0.80 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 3C Copper 2.5 mm² Steel wire armour LSZH outer sheath	3C	2.5 mm²	Steel wire armour	7.41 Ω/km	28 mm	0.83 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 3C Copper 4 mm² Steel wire armour LSZH outer sheath	3C	4 mm²	Steel wire armour	4.61 Ω/km	29 mm	0.88 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 3C Copper 6 mm² Steel wire armour LSZH outer sheath	3C	6 mm²	Steel wire armour	3.08 Ω/km	30 mm	0.95 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 3C Copper 10 mm² Steel wire armour LSZH outer sheath	3C	10 mm²	Steel wire armour	1.83 Ω/km	32 mm	1.08 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 3C Copper 16 mm² Steel wire armour LSZH outer sheath	3C	16 mm²	Steel wire armour	1.15 Ω/km	34 mm	1.28 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 3C Copper 25 mm² Steel wire armour LSZH outer sheath	3C	25 mm²	Steel wire armour	0.727 Ω/km	36 mm	1.57 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 3C Copper 35 mm² Steel wire armour LSZH outer sheath	3C	35 mm²	Steel wire armour	0.524 Ω/km	38 mm	1.91 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 3C Copper 50 mm² Steel wire armour LSZH outer sheath	3C	50 mm²	Steel wire armour	0.387 Ω/km	40 mm	2.40 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 3C Copper 70 mm² Steel wire armour LSZH outer sheath	3C	70 mm²	Steel wire armour	0.268 Ω/km	43 mm	3.06 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 3C Copper 95 mm² Steel wire armour LSZH outer sheath	3C	95 mm²	Steel wire armour	0.193 Ω/km	46 mm	3.88 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 3C Copper 120 mm² Steel wire armour LSZH outer sheath	3C	120 mm²	Steel wire armour	0.153 Ω/km	49 mm	4.71 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 3C Copper 150 mm² Steel wire armour LSZH outer sheath	3C	150 mm²	Steel wire armour	0.124 Ω/km	52 mm	5.70 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 3C Copper 185 mm² Steel wire armour LSZH outer sheath	3C	185 mm²	Steel wire armour	0.0991 Ω/km	55 mm	6.85 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 3C Copper 240 mm² Steel wire armour LSZH outer sheath	3C	240 mm²	Steel wire armour	0.0754 Ω/km	59 mm	8.67 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 4C Copper 1.5 mm² Steel wire armour LSZH outer sheath	4C	1.5 mm²	Steel wire armour	12.1 Ω/km	30 mm	0.82 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 4C Copper 2.5 mm² Steel wire armour LSZH outer sheath	4C	2.5 mm²	Steel wire armour	7.41 Ω/km	31 mm	0.86 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 4C Copper 4 mm² Steel wire armour LSZH outer sheath	4C	4 mm²	Steel wire armour	4.61 Ω/km	32 mm	0.93 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 4C Copper 6 mm² Steel wire armour LSZH outer sheath	4C	6 mm²	Steel wire armour	3.08 Ω/km	33 mm	1.01 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 4C Copper 10 mm² Steel wire armour LSZH outer sheath	4C	10 mm²	Steel wire armour	1.83 Ω/km	34 mm	1.19 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 4C Copper 16 mm² Steel wire armour LSZH outer sheath	4C	16 mm²	Steel wire armour	1.15 Ω/km	36 mm	1.45 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 4C Copper 25 mm² Steel wire armour LSZH outer sheath	4C	25 mm²	Steel wire armour	0.727 Ω/km	38 mm	1.85 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 4C Copper 35 mm² Steel wire armour LSZH outer sheath	4C	35 mm²	Steel wire armour	0.524 Ω/km	40 mm	2.29 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 4C Copper 50 mm² Steel wire armour LSZH outer sheath	4C	50 mm²	Steel wire armour	0.387 Ω/km	43 mm	2.95 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 4C Copper 70 mm² Steel wire armour LSZH outer sheath	4C	70 mm²	Steel wire armour	0.268 Ω/km	46 mm	3.83 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 4C Copper 95 mm² Steel wire armour LSZH outer sheath	4C	95 mm²	Steel wire armour	0.193 Ω/km	49 mm	4.93 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 4C Copper 120 mm² Steel wire armour LSZH outer sheath	4C	120 mm²	Steel wire armour	0.153 Ω/km	51 mm	6.03 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 4C Copper 150 mm² Steel wire armour LSZH outer sheath	4C	150 mm²	Steel wire armour	0.124 Ω/km	54 mm	7.35 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 4C Copper 185 mm² Steel wire armour LSZH outer sheath	4C	185 mm²	Steel wire armour	0.0991 Ω/km	57 mm	8.89 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 4C Copper 240 mm² Steel wire armour LSZH outer sheath	4C	240 mm²	Steel wire armour	0.0754 Ω/km	61 mm	11.31 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 5C Copper 1.5 mm² Steel wire armour LSZH outer sheath	5C	1.5 mm²	Steel wire armour	12.1 Ω/km	32 mm	0.83 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 5C Copper 2.5 mm² Steel wire armour LSZH outer sheath	5C	2.5 mm²	Steel wire armour	7.41 Ω/km	33 mm	0.89 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 5C Copper 4 mm² Steel wire armour LSZH outer sheath	5C	4 mm²	Steel wire armour	4.61 Ω/km	34 mm	0.97 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 5C Copper 6 mm² Steel wire armour LSZH outer sheath	5C	6 mm²	Steel wire armour	3.08 Ω/km	35 mm	1.08 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 5C Copper 10 mm² Steel wire armour LSZH outer sheath	5C	10 mm²	Steel wire armour	1.83 Ω/km	36 mm	1.30 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 5C Copper 16 mm² Steel wire armour LSZH outer sheath	5C	16 mm²	Steel wire armour	1.15 Ω/km	38 mm	1.63 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 5C Copper 25 mm² Steel wire armour LSZH outer sheath	5C	25 mm²	Steel wire armour	0.727 Ω/km	41 mm	2.13 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 5C Copper 35 mm² Steel wire armour LSZH outer sheath	5C	35 mm²	Steel wire armour	0.524 Ω/km	43 mm	2.67 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 5C Copper 50 mm² Steel wire armour LSZH outer sheath	5C	50 mm²	Steel wire armour	0.387 Ω/km	45 mm	3.50 kg/m
BS 7846 fire resistant armoured LSZH 0.6/1 kV 5C Copper 70 mm² Steel wire armour LSZH outer sheath	5C	70 mm²	Steel wire armour	0.268 Ω/km	48 mm	4.60 kg/m

Cable Specification Sheets Exact cable references by conductor size and construction.

Specification sheets include conductor material, size, resistance, diameter, weight, construction and quotation reference.

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BS 7846 Fire Resistant Armoured LSZH Cable

Construction and applications.

Applications

Cable Construction

Select a cable size.

Copper conductor

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