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Current Carrying Capacity Single Core Cables -BS 6004

CONDUCTOR	REFERENCE METHOD 4		REFERENCE METHOD 3		REFERENCE METHOD 1		REFERENCE METHOD 11		REFERENCE METHOD 12 (FREE AIR)
CROSS SECTIONAL	enclosed in conduit in		enclosed in conduit on a		clipped direct		on a perforated cable tray		horizontal	vertical
AREA	thermally insulating wall etc		wall or in trunking etc				horizontal or vertical		flat spaced	spaced	trefoil


					2 cables	3 or 4	2 cables	3 or 4	2 cables	2 cables	3 cable
	2 cables	3 or 4	2 cables	3 or 4	single phase	cables three	single phase	cables three	single phase	single phase	trefoil
	single phase	cables three	single phase	cables three	a.c or d.c	phase a.c	a.c or d.c	phase a.c	a.c or d.c or 3	a.c or d.c or 3	three phase
	a.c or d.c	phase a.c	a.c or d.c	phase a.c	flat touching	flat touching	flat touching	flat touching	cable tree phase	cable tree phase	a.c
						or trefoil		or trefoil

mm2	A	A	A	A	A	A	A	A	A	A	A
1	11	10.5	13.5	12	15.5	14	-	-	-	-	-
1.5	14.5	13.5	17.5	15.5	20	18	-	-	-	-	-
2.5	20	18	24	21	27	25	-	-	-	-	-
4	26	24	32	28	37	33	-	-	-	-	-
6	34	31	41	36	47	43	-	-	-	-	-
10	46	42	57	50	65	59	-	-	-	-	-
16	61	56	76	68	87	79	-	-	-	-	-
25	80	73	101	89	114	104	126	112	146	130	110
35	99	89	125	110	141	129	156	141	181	162	137
50	119	108	151	134	182	167	191	172	219	197	167
70	151	136	192	171	234	214	246	223	281	254	216
95	182	164	232	207	284	261	300	273	341	311	264
120	210	188	269	239	330	303	349	318	396	362	308
150	240	216	300	262	381	349	404	369	456	419	356
185	273	245	341	296	436	400	463	424	521	480	409
240	320	286	400	346	515	472	549	504	615	569	485
300	367	328	458	394	594	545	635	584	709	659	561
400	-	-	546	467	694	634	732	679	852	795	656
500	-	-	626	533	792	723	835	778	982	920	749
630	-	-	720	611	904	826	953	892	1138	1070	855
800	-	-	-	-	1030	943	1086	1020	1265	1188	971
1000	-	-	-	-	1154	1058	1216	1149	1420	1337	1079

REFERENCE METHODS OF INSTALLATION ARE DESCRIBED IN IEEE REGULATIONS & B.S. 7671

Current Carrying Capacity of Flexible cables to BS 6004, 6500 and HR PVC Cables to BS 6231 would be same as above when used in FIXED INSTALLATIONS.