1.Range of Application 
Building  wire is fit for AC rated voltage 450/750V and below of domestic electrical appliances of smaller size motorized tools of instruments of various meters and motorized lighting installations.

Working temperature:Not more than 105℃ for RV-105℃ model.The other no more than 70℃

Nominal section  (mm2)	Number/diameter of core (mm)	Maximum outer diameter  (mm2)	Reference weight  (Kg/km)		Conductor resistance at 20°C  ≤(Ω/km)
			copper	aluminum	aluminum	copper
1.5(A)	1/1.38	3.3	20.3	-----	-----	12.1
1.5(B)	7/0.52	3.5	21.6	-----	-----	12.1
2.5(A)	1/1.78	3.9	31.6	17	11.80	7.41
2.5(B)	7/0.68	4.2	34.8	-----	-----	7.41
4(A)	1/2.25	4.4	47.1	22	7.39	4.61
4(B)	7/0.85	4.8	50.3	------	-----	4.61
6(A)	1/2.76	4.9	65	29	4.91	3.08
6(B)	7/1.04	5.4	71.2	----	----	3.08
10	7/1.35	7.0	119	62	3.08	1.83
16	7/1.70	8.0	179	78	1.91	1.15
25	7/2.04	10.0	281	118	1.20	0.727
35	7/2.52	11.5	381	156	0.868	0.524
50	19/1.78	13.0	521	215	0.641	0.387
70	19/2.14	15.0	734	282	0.443	0.268
95	19/2.52	17.5	962	385	0.320	0.193
120	37/2.03	19.0	1180	431	0.253	0.153
150	37/2.25	21.0	1470	539	0.206	0.124
185	37/2.52	23.5	1810	666	0.164	0.0991
240	61/2.25	26.5	2350	857	0.125	0.0754