600/1000V Mica+XLPE Insulated, LSZH Sheathed, Armoured Power Cables to BS 6724 (Single Core)

FFX300 1mRZ1MAZ1-R (CU/MGT+XLPE/LSZH/AWA/LSZH 600/1000V Class 2)

APPLICATION

The cables are mainly used in power stations, mass transit underground passenger systems, airports, petrochemical plants, hotels, hospitals and high-rise buildings.

STANDARDS

Basic design adapted from BS 6724

FIRE PERFORMANCE

Circuit Integrity	IEC 60331-21; BS 6387; BS 8491
Flame Retardance (Single Vertical Wire or cable test)	IEC 60332-1-2; EN 60332-1-2
Reduced Fire Propagation (Vertically-mounted bundled wires & cables test)	IEC 60332-3-24; EN 60332-3-24
Halogen Free	IEC 60754-1; EN 50267-2-1
No Corrosive Gas Emission	IEC 60754-2; EN 50267-2-2
Minimum Smoke Emission	IEC 61034-2; EN 61034-2

VOLTAGE RATING

600/1000V

CABLE CONSTRUCTION

Conductor: Annealed copper wire, stranded according to BS EN 60228 class 2.
Fire Barrier: Mica glass tape.
Insulation: XLPE type GP 8 according to BS 7655-1.3. HEPR type GP 6 according to BS 7655-1.2 or
crosslinked polyolefin material type EI 5 according to BS EN 50363-5 can be offered as option.
Bedding: Extruded layer of polymeric material.
Armouring: Aluminium wire.
Outer Sheath: Extruded layer of polymeric material LTS 1 according to BS 7655-6.1.
Outer Sheath Option: UV resistance, hydrocarbon resistance, oil resistance, anti-rodent and anti-termite properties can be offered as option.

COLOUR CODE

Insulation Colour: Brown or blue; other colours can be offered upon request.
Sheath Colour: Black; other colours can be offered upon request.

Physical AND THERMAL PROPERTIES

Maximum temperature range during operation: 90°C
Maximum short circuit temperature (5 Seconds): 250°C
Minimum bending radius: 6 × Overall Diameter

CONSTRUCTION PARAMETERS

Conductor		FFX300 1mRZ1MAZ1-R
No. of Cores × Cross-sectional Area	Conductor Class	Nominal Insulation Thickness	Nominal Bedding Thickness	Nominal AL Wire Armour Diameter	Nominal Sheath Thickness	Approx. Overall Diameter	Approx. Weight
No.×mm2		mm	mm	mm	mm	mm	kg/km
1×50	2	1.0	0.8	0.9	1.5	18.5	696
1×70	2	1.1	0.8	1.25	1.5	21.2	949
1×95	2	1.1	0.8	1.25	1.6	23.3	1253
1×120	2	1.2	0.8	1.25	1.6	25.2	1533
1×150	2	1.4	1.0	1.6	1.7	28.4	1863
1×185	2	1.6	1.0	1.6	1.8	31.0	2304
1×240	2	1.7	1.0	1.6	1.8	33.8	2938
1×300	2	1.8	1.0	1.6	1.9	36.6	3626
1×400	2	2.0	1.2	2.0	2.0	41.5	4668
1×500	2	2.2	1.2	2.0	2.1	45.2	5795
1×630	2	2.4	1.2	2.0	2.2	49.8	7357
1×800	2	2.6	1.4	2.5	2.4	56.4	9380
1×1000	2	2.8	1.4	2.5	2.5	61.6	11660

Electrical PROPERTIES

Conductor operating temperature: 90°C
Ambient temperature: 30°C

Current-Carrying Capacities (Amp) according to BS 7671:2008 table 4E3A

Conductor cross sectional area	Ref. Method C (clipped direct)		Ref. Method F (in free air or on a perforated cable tray, horizontal or vertical)
	Touching		Touching			Spaced by on cable diameter
	2 cables, singlephase a.c. or d.c. flat	3 or 4 cables, threephase a.c. flat	2 cables, singlephase a.c. or d.c. flat	3 or 4 cables, threephase a.c. flat	3 cables threephase a.c. trefoil	2 cables, d.c.		2 cables, single-phase a.c.		3 or 4 cables, three-phase a.c.
						Horizontal	Vertical	Horizontal	Vertical	Horizontal	Vertical
1	2	3	4	5	6	7	8	9	10	11	12
mm2	a	a	a	a	a	a	a	a	a	a	a
50	237	220	253	232	222	284	270	282	266	288	266
70	303	277	322	293	285	356	349	357	337	358	331
95	367	333	389	352	346	446	426	436	412	425	393
120	425	383	449	405	402	519	497	504	477	485	449
150	488	437	516	462	463	600	575	566	539	549	510
185	557	496	587	524	529	688	660	643	614	618	574
240	656	579	689	612	625	815	782	749	714	715	666
300	755	662	792	700	720	943	906	842	805	810	755
400	853	717	899	767	815	1137	1094	929	889	848	797
500	962	791	1016	851	918	1314	1266	1032	989	923	871
630	1082	861	1146	935	1027	1528	1474	1139	1092	992	940
800	1170	904	1246	987	1119	1809	1744	1204	1155	1042	978
1000	1261	961	1345	1055	1214	2100	2026	1289	1238	1110	1041

Voltage Drop (Per Amp Per Meter) according to BS 7671:2008 table 4E3B

Conductor cross sectional area	2 cables d.c.	Ref. Methods C&F (clipped direct, on trays or in free air)
		2 cables, single-phase a.c.						3 or 4 cables, three-phase a.c.
		Touching			Spaced*			Trefoil and touching			Flat and touching			Flat and spaced*
1	2	3			4			5			6			7
mm2	mV/a/m				mV/a/m			mV/a/m			mV/a/m			mV/a/m
		r	x	z	r	x	z	r	x	z	r	x	z	r	x	z
50	0.98	0.99	0.21	1.00	0.98	0.29	1.00	0.86	0.180	0.87	0.84	0.25	0.88	0.84	0.33	0.90
70	0.67	0.68	0.20	0.71	0.69	0.29	0.75	0.59	0.170	0.62	0.60	0.25	0.65	0.62	0.32	0.70
95	0.49	0.51	0.195	0.55	0.53	0.28	0.60	0.44	0.170	0.47	0.46	0.24	0.52	0.49	0.31	0.58
120	0.39	0.41	0.190	0.45	0.43	0.27	0.51	0.35	0.165	0.39	0.38	0.34	0.44	0.41	0.30	0.51
150	0.31	0.33	0.185	0.38	0.36	0.27	0.45	0.29	0.160	0.33	0.31	0.23	0.39	0.34	0.39	0.45
185	0.25	0.27	0.185	0.33	0.30	0.26	0.40	0.23	0.160	0.28	0.26	0.23	0.34	0.29	0.29	0.41
240	0.195	0.21	0.180	0.28	0.24	0.26	0.35	0.180	0.155	0.24	0.21	0.22	0.30	0.24	0.28	0.37
300	0.155	0.17	0.175	0.25	0.195	0.25	0.32	0.145	0.150	0.21	0.170	0.22	0.28	0.20	0.27	0.34
400	0.115	0.145	0.170	0.22	0.180	0.24	0.30	0.125	0.150	0.195	0.160	0.21	0.27	0.20	0.27	0.33
500	0.093	0.125	0.170	0.21	0.165	0.24	0.29	0.105	0.145	0.180	0.145	0.20	0.25	0.190	0.24	0.31
630	0.073	0.105	0.165	0.195	0.150	0.23	0.27	0.092	0.145	0.170	0.135	0.195	0.24	0.175	0.23	0.29
800	0.056	0.090	0.160	0.190	0.145	0.23	0.27	0.086	0.140	0.165	0.130	0.180	0.23	0.175	0.195	0.26
1000	0.045	0.092	0.155	0.180	0.140	0.21	0.25	0.080	0.135	0.155	0.125	0.170	0.21	0.165	0.180	0.24

Note: *Spacings larger than one cable diameter will result in a large voltage drop.
r = conductor resistance at operating temperature
x = reactance
z = impedance