600/1000V Mica+XLPE Insulated, LSZH Sheathed Power Cables to BS 8573 (2-5 Cores)

FFX400 1mRZ1-R (CU/MGT+XLPE/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 8573:2012

FIRE PERFORMANCE

Circuit Integrity	IEC 60331-21; EN 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 conductor, stranded according to BS EN 60228 class 2.

Fire Barrier : Mica glass tape.

Insulation : Thermosetting 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.

Inner Covering Option : The optional inner covering, where used, shall consist of an extruded layer of synthetic polymeric material. It shall surround the single core and the laid-up two, three, four or five cores, giving the assembly a practically circular shape.

Outer Sheath : Extruded layer of polymeric material LTS 4 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
2-core	Brown and blue.
3-core	Brown, black and grey.
	Alternatively, green-and-yellow, blue, brown.
4-core	Blue, brown black and grey.
	Alternatively, green-and-yellow, brown, black, grey.
5-core	Green-and-yellow, blue, brown black, grey.
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

circular copper conductors OD≤25mm : 4 × Overall Diameter

circular copper conductors OD﹥25mm : 6 × Overall Diameter

shaped copper conductors : 8 × Overall Diameter

CONSTRUCTION PARAMETERS

Conductor		FFX400 1mRZ1-R
No. of Cores × Cross-sectional Area	Conductor Class	Nominal Insulation Thickness	Nominal Inner Covering Thickness	Nominal Sheath Thickness	Approx. Overall Diameter	Approx. Weight
no.×mm²		mm	mm	mm	mm	kg/km
2 cores
2×1.5^a	2	0.7	0.4	1.8	11.6	139
2×2.5^a	2	0.7	0.4	1.8	12.4	167
2×4^a	2	0.7	0.4	1.8	13.5	211
2×6^a	2	0.7	0.4	1.8	14.6	265
2×10^a	2	0.7	0.6	1.8	16.5	370
2×16^a	2	0.7	0.6	1.8	18.6	515
2×25^a	2	0.9	0.8	1.8	22.0	756
2×35^a	2	0.9	0.8	1.8	24.3	983
2×50^a	2	1.0	1.0	1.8	27.4	1281
2×70^a	2	1.1	1.0	1.8	31.4	1771
2×95^a	2	1.1	1.2	1.9	35.4	2379
2×120^a	2	1.2	1.2	2.0	39.2	2971
2×25^b	2	0.9	0.6	1.8	18.1	695
2×35^b	2	0.9	0.6	1.8	19.9	917
2×50^b	2	1.0	0.8	1.8	22.6	1209
2×70^b	2	1.1	0.8	1.8	25.5	1684
2×95^b	2	1.1	1.0	1.9	28.2	2273
2×120^b	2	1.2	1.0	2.0	31.0	2844
3 cores
3×1.5^a	2	0.7	0.4	1.8	12.2	152
3×2.5^a	2	0.7	0.4	1.8	13.1	192
3×4^a	2	0.7	0.4	1.8	14.3	253
3×6^a	2	0.7	0.4	1.8	15.5	329
3×10^a	2	0.7	0.6	1.8	17.5	479
3×16^a	2	0.7	0.6	1.8	19.8	687
3×25^a	2	0.9	0.8	1.8	23.5	1033
3×35^a	2	0.9	0.8	1.8	26.0	1364
3×50^a	2	1.0	1.0	1.8	29.3	1798
3×70^a	2	1.1	1.2	1.9	33.8	2532
3×95^a	2	1.1	1.2	2.0	38.3	3421
3×120^a	2	1.2	1.2	2.1	42.4	4284
3×25^b	2	0.9	0.6	1.8	20.7	1001
3×35^b	2	0.9	0.8	1.8	23.3	1334
3×50^b	2	1.0	0.8	1.8	25.9	1757
3×70^b	2	1.1	1.0	1.9	29.8	2479
3×95^b	2	1.1	1.2	2.0	33.2	3351
3×120^b	2	1.2	1.2	2.1	36.0	4191
4 cores
4×1.5^a	2	0.7	0.4	1.8	13.2	183
4×2.5^a	2	0.7	0.4	1.8	14.2	234
4×4^a	2	0.7	0.4	1.8	15.5	313
4×6^a	2	0.7	0.6	1.8	16.9	412
4×10^a	2	0.7	0.6	1.8	19.2	608
4×16^a	2	0.7	0.6	1.8	21.7	881
4×25^a	2	0.9	0.8	1.8	25.8	1335
4×35^a	2	0.9	1.0	1.8	28.6	1773
4×50^a	2	1.0	1.0	1.8	32.3	2344
4×70^a	2	1.1	1.2	2.0	37.5	3329
4×95^a	2	1.1	1.2	2.1	42.3	4505
4×120^a	2	1.2	1.2	2.3	47.1	5667
4×25^b	2	0.9	0.8	1.8	23.3	1305
4×35^b	2	0.9	0.8	1.8	25.9	1740
4×50^b	2	1.0	1.0	1.8	29.4	2307
4×70^b	2	1.1	1.2	2.0	33.5	3271
4×95^b	2	1.1	1.2	2.1	36.9	4424
4×120^b	2	1.2	1.2	2.3	40.9	5565
5 cores
5×1.5^a	2	0.7	0.4	1.8	13.5	218
5×2.5^a	2	0.7	0.4	1.8	14.5	281
5×4^a	2	0.7	0.6	1.8	16.9	378
5×10^a	2	0.7	0.6	1.8	20.2	700
5×16^a	2	0.7	0.8	1.8	24.3	1042
5×25^a	2	0.9	1.0	1.8	27.3	1594
5×35^a	2	0.9	1.0	1.8	30.9	2132
5×50^a	2	1.0	1.2	1.9	34.6	2855
5×70^a	2	1.1	1.2	2.1	38.4	4055
5×95^a	2	1.1	1.4	2.2	43.7	5503
5×120^a	2	1.2	1.4	2.4	46.9	6916

^a Circular or compacted circular stranded conductors (class 2).

^b Shaped stranded conductor (class 2).

ELECTRICAL PROPERTIES

Conductor operating temperature : 90°C

Ambient temperature : 30°C

Current-Carrying Capacities (Amp) according to BS 7671:2008 table 4E2A

Conductor cross-sectional area	Ref. Method A (enclosed in conduit in thermally insulating wall etc.)		Ref. Method B (enclosed in conduit on a wall or in trunking etc.)		Ref. Method C (clipped direct)		Ref. Method E (in free air or on a perforated cable tray tec. horizontal or vertical)
Conductor cross-sectional area	1 two-core cable*, single-phase a.c. or d.c.	1 three- or four-core cable*, three-phase a.c.	1 two-core cable*, single-phase a.c. or d.c.	1 three- or four-core cable*, three-phase a.c.	1 two-core cable*, single-phase a.c. or d.c.	1 three- or four-core cable*, three-phase a.c.	1 two-core cable*, single-phase a.c. or d.c.	1 three- or four-core cable*, three-phase a.c.
mm²	A	A	A	A	A	A	A	A
1.5	18.5	16.5	22	19.5	24	22	26	23
2.5	25	22	30	26	33	30	36	32
4	33	30	40	35	45	40	49	42
6	42	38	51	44	58	52	63	54
10	57	51	69	60	80	71	86	75
16	76	68	91	80	107	96	115	100
25	99	89	119	105	138	119	149	127
35	121	109	146	128	171	147	185	158
50	145	130	175	154	209	179	225	192
70	183	164	221	194	269	229	289	246
95	220	197	265	233	328	278	352	298
120	253	227	305	268	382	322	410	346

Note: *With or without a protective conductor.

Voltage Drop (Per Amp Per Meter) according to BS 7671:2008 table 4E2B

Conductor cross-sectional area	Two-core cable, d.c.	Two-core cable, single-phase a.c.			Three- or four-core cable, three-phase a.c.
1 mm²	2 mV/A/m	3 mV/A/m			4 mV/A/m
1.5	31	31			27
2.5	19	19			16
4	12	12			10
6	7.9	7.9			6.8
10	4.7	4.7			4.0
16	2.9	2.9			2.5
		r	x	z	r	x	z
25	1.85	1.85	0.160	1.90	1.60	0.140	1.65
35	1.35	1.35	0.155	1.35	1.15	0.135	1.15
50	0.98	0.99	0.155	1.00	0.86	0.135	0.87
70	0.67	0.67	0.150	0.69	0.59	0.130	0.60
95	0.49	0.50	0.150	0.52	0.43	0.130	0.45
120	0.39	0.40	0.145	0.42	0.34	0.130	0.37

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