1100 volts four core with reduced Neutral Core Unarmoured/Armoured Cable Type A YY/A YFY to IS : 1554 (part-I) 1988.
Nominal conductor area	(sq.mm.)	25/16	35/16	50/25	70/35	95/50	12/70	150/70	185/95	240/120	300/150	400/185
Unarmoured AYY
Nom. insulation thickness	mm	12/1.0	12/1.0	14/12	1.4/1.2	1.6/1.4	1.6/1.4	1.8/1.4	2.0/1.6	2211.6	2.4/11.8	26/2.0
Nom. overall cable dia	mm	23.0	24.6	280	31.2	35.3	38.4	426	46.8	52.7	598	66.6
Approx. weight	kg/km	631	737	988	1246	1629	2020	2342	2931	3752	4729	5905
Armoured AYFY
Nom. overall cable dia	mm	24.30	25.80	29.60	32.30	36.40	3950	44.10	4820	53.60	60.5	67.6
Approx. weight	kg/km	984	1144	1446	1722	2189	2604	3084	3685	4541	5607	6907
Current carrying capacity
- In ground	amps	76	92	110	135	165	185	210	235	275	305	335
- In air	amps	70	86	105	130	155	180	205	240	280	315	375

1100 volts three core Unarmoured/Armoured Cable Type AYY/AYFY to IS : 1554 (part-I) 1988.
Nominal conductor area	(sq.mm.)	16	25	35	50	70	95	120	150	185	240	300	400
Unarmoured AYY
Nom. insulation thickness	mm	1.0	1.2	1.2	1.4	1.4	1.6	1.6	18	2.0	2.2	2.4	2.6
Nom. overall cable dia	mm	20.3	24.2	26.0	30.7	32.8	38.2	39.6	43.7	49.5	55.5	629	71.6
Approx. weight	kg/km	486	684	837	1128	1407	1876	2197	2669	3298	4207	5324	6782
Armoured AYFY
Nom. overall cable dia	mm	21.50	25.40	27.30	31.80	33.90	39.30	41.10	44.70	50.40	56.60	63.60	72.60
Approx. weight	kg/km	781	1049	1249	1596	1880	2460	2838	3314	4034	5052	6225	7861
Current carrying capacity
- In ground	amps	60	76	92	110	135	165	185	210	235	275	305	335
- In air	amps	51	70	86	105	130	155	180	205	240	280	315	375