1100 Volts Unarmoured ControlCables - 1.5 mm2
Type 'YY'  to IS:1554(I) - 1988
Sl.			NUMBER OF CORES
No.	Description	Unit	2	3	4	5	6	7	8	9	10	12	14	16	19	21	24	27	30	33	37	44	52	61
	Constructional Details
	Conductor
1	Materials												PLAIN ANNEALED COPPER
2	No of Wire	nos.											One
3	Shape												Solid Circular
	Insulation
4	Type												PVC Compound Type A to IS:5831
5	Nominal thickness	mm	0.80	0.80	0.80	0.80	0.80	0.80	0.80	0.80	0.80	0.80	0.80	0.80	0.80	0.80	0.80	0.80	0.80	0.80	0.80	0.80	0.80	0.80
6	Colour Scheme for identification		TWO CORE  - Red, Black											THREE CORE - Red, Yellow, Blue
			FOUR CORE - Red, Yellow, Blue, Black											FOUR CORE - Red, Yellow, Blue, Black, Grey
			SIX CORE AND ABOVE - Two adjacent cores (I.e counting core & direction core) in each layer
						Shall be Blue & Yellow respectovely and remaining cores shall be Grey
7	Dia over laid up core		6.60	7.10	8.00	8.90	9.90	9.90	10.70	11.40	12.00	13.20	14.50	15.50	16.50	17.50	19.70	20.20	21.10	22.00	23.0	26.30	27.70	29.60
	Dia over inner sheath		7.60	8.10	9.00	9.90	10.90	10.90	11.70	12.40	13.00	14.20	15.50	16.50	17.50	18.50	20.70	21.20	22.50	23.40	24.40	27.70	29.20	31.10
	Inner Sheath  & Outer Sheath
	(Applied in one operation)
8	Type												PVC Compound Type ST 1 to IS:5831
9	Colour												Black
10	Minimum thickness of inner sheath	mm	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.4	0.4
	Nominal thickness of Outer sheath	mm	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	1.8	2.0	2.0	2.0	2.0	2.0	2.0	2.0	2.0	2.2	2.2
11	Approximate overall diameter of cable	mm	13.10	13.60	14.50	15.40	16.40	16.40	17.20	17.90	18.80	19.00	20.30	21.30	22.30	23.30	25.50	26.00	27.30	28.20	29.20	32.80	34.30	36.20
	ELECTRICAL CHARACTERISTICS
12	Resistance of conductor per
	1000m length of completed cable
	a) Maximum d.c. resistance at 20 Deg C	ohm											12.1
	b) a.c. resistance at 70 Deg. C	ohm											14.48
13	Continuous current rating (a.c.) of
	cables under standard conditions
	i) When laid direct in ground	amps	23	21	21	16	15	14	14	13	13	12	11	11	10	10	9	9	9	8	8	7	7	6
	ii) When laid in ducts	amps	20	17	17	14	13	13	12	12	11	10	10	9	9	8	8	8	7	7	7	6	6	6
	iii)When laid in air	amps	20	17	17	14	13	13	12	12	11	10	10	9	9	8	8	8	7	7	7	6	6	6
14	Reactance per 1000m length of cable												0.092
	at 50 Hz	ohm
15	Capacitance between conductors per	Micro											0.113
	1000m length of cable	farad
16	Minimum volume resistivity of PVC Insu	Ohmcm											1 X 10 13 AT 27 Deg C and 1 x 10 10 at 70 Deg C
17	Maximum permissible shortcircuit	kilo											0.172
	current for duration of one second	amps
18	Voltage drop per 1000m length of
	cable (assuming three phase a.c. systems)
	a) When laid direct in ground	volts	666	608	608	463	434	405			376	348	318	318	290		261	261	261		232	203	203	174
	b) When laid in ducts	volts	580	492	492	405	376	376			318	290	290	261	261		232	262	203		203	174	174	174
	c) When laid in air	volts	580	492	492	405	376	376			318	290	290	261	261		232	262	203		203	174	174	174
	GENERAL :
19	Approximate net weight per
	1000m length of finished cable	kg	150	180	213	247	282	303	336	367	398	458	521	579	682	743	841	918	1025	1109	1217	1426	1675	1916
20	Standard length of cable (Subject to a
	manufacturing tolerance +/-5%)	m											500
21	Drum Dimensions-
	a) Approximate overall height	mm	740	840	840	840	840	840			940	1040	1040	1040	1140		1250	1250	1250		1450	1450	1550	1550
	b) Approximate outer width	mm	515	515	515	665	665	665			690	715	715	715	715		855	855	855		855	855	910	910
22	Approximate gross weight of drum	kg	125	140	160	180	200	210			285	320	350	380	440		555	590	630		755	880	1060	1175
23	Minimum bending radius for laying of CBL												12  x  Overall Diameter of Cable
24	Recommended pulling force:
	a) When conductor pulled by pulling eye	N											50 x Total Conductor Area in mm2
	b) When cable pulled with stocking	N											5 x D2 where D is the Overall Diameter of cable in mm
													STRANDED CONDUCTOR IS ALSO PERMISSIBLE IN THESE SIZES