450/750 V 70 °C 60227 IEC 01 (THW)

Single-core Non-sheathed Cable With Rigid Conductor

   

Application

Use for general purpose

For installation in raceway and shall be protected water into raceway

Do not install in duct in ground or direct burial in ground

Construction

Conductor：Solid or circular stranded annealed copper

Insulation：Polyvinyl chloride (PVC). Black, Light Blue, Brown, Grey, Green/Yellow or other colours

Reference Standard

TIS 11 Part 3-2553

Technical Characteristics

Maximum conductor temperature : 70°C

Rated voltage : 450/750 V

AC test voltage : 2,500 V

Conductor			Thickness of insulation	Overall diameter		Insulation resistance at 70 °C (Min.)	Current rating in free air	Cable weight (Approx.)
Cross- sectional area	No. of wires (Min.)	Diameter (Approx.)		Lower limit	Upper limit
mm2		mm	mm	mm	mm	MΩ.km	A	kg/km
1.5	1	1.36	0.7	2.6	3.2	0.011	21	21
1.5	7	1.53	0.7	2.7	3.3	0.010	21	22
2.5	1	1.75	0.8	3.2	3.9	0.010	29	33
2.5	7	1.98	0.8	3.3	4.0	0.009	29	34
4	1	2.21	0.8	3.6	4.4	0.0085	37	48
4	7	2.49	0.8	3.8	4.6	0.0077	37	50
6	1	2.70	0.8	4.1	5.0	0.0070	48	68
6	7	3.09	0.8	4.3	5.2	0.0065	48	72
10	1	3.50	1.0	5.3	6.4	0.0070	67	110
10	7	3.99	1.0	5.6	6.7	0.0065	67	120
16	7	5.01	1.0	6.4	7.8	0.0050	92	180
25	7	6.30	1.2	8.1	9.7	0.0050	127	280
35	7	7.55	1.2	9.0	10.9	0.0043	157	380
50	19	8.75	1.4	10.6	12.8	0.0043	191	510
70	19	10.50	1.4	12.1	14.6	0.0035	244	720
95	19	12.35	1.6	14.1	17.1	0.0035	297	990
120	37	13.93	1.6	15.6	18.8	0.0032	345	1,220
150	37	15.47	1.8	17.3	20.9	0.0032	397	1,510
185	37	17.29	2.0	19.3	23.3	0.0032	453	1,880
240	37	19.89	2.2	22.0	26.6	0.0032	535	2,470
300	61	22.23	2.4	24.5	29.6	0.0030	617	3,080
400	61	25.20	2.6	27.5	33.2	0.0028	741	3,930