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Covering tables, submersible parameters, Aluminium gauge conversions and thermal classes.

35 of 35 rows

Copper winding wire covering thickness by grade, SWG 8 to 43
		Fine · Grade 1		Medium · Grade 2		Thick · Grade 3		Conductor resistance @ 20 °C (Ω/m)
SWG / mm	Cond. tol. mm	Min. inc. mm	Max. o/a mm	Min. inc. mm	Max. o/a mm	Min. inc. mm	Max. o/a mm	Nominal	Maximum	Minimum
SWG 8 · 4.064	0.041	0.049	4.155	0.092	4.201	0.138	4.245	0.001317	-	-
SWG 9 · 3.657	0.037	0.047	3.745	0.089	3.790	0.134	3.833	0.001627	-	-
SWG 10 · 3.251	0.033	0.046	3.336	0.086	3.380	0.130	3.422	0.002069	-	-
SWG 11 · 2.946	0.030	0.045	3.029	0.084	3.072	0.127	3.112	0.002508	-	-
SWG 12 · 2.642	0.027	0.043	2.772	0.081	2.764	0.123	2.783	0.003118	-	-
SWG 13 · 2.337	0.024	0.042	2.415	0.079	2.455	0.119	2.493	0.003985	-	-
SWG 14 · 2.032	0.020	0.041	2.108	0.077	2.147	0.116	2.184	0.005271	-	-
SWG 15 · 1.829	0.019	0.040	1.903	0.075	1.941	0.113	1.977	0.006506	-	-
SWG 16 · 1.626	0.017	0.039	1.698	0.073	1.735	0.110	1.770	0.008232	-	-
SWG 17 · 1.422	0.015	0.038	1.492	0.071	1.528	0.107	1.562	0.01076	-	-
SWG 18 · 1.219	0.013	0.035	1.285	0.067	1.318	0.100	1.350	0.01465	-	-
SWG 19 · 1.016	0.011	0.034	1.080	0.065	1.113	0.098	1.144	0.02108	-	-
SWG 20 · 0.914	0.010	0.034	0.976	0.063	1.008	0.095	1.038	0.02605	0.02686	0.02528
SWG 21 · 0.813	0.009	0.032	0.872	0.060	0.902	0.090	0.931	0.03293	0.03396	0.03194
SWG 22 · 0.711	0.008	0.030	0.766	0.056	0.795	0.085	0.822	0.04305	0.04442	0.04175
SWG 23 · 0.610	0.006	0.027	0.659	0.050	0.684	0.075	0.708	0.05848	0.06017	0.05687
SWG 24 · 0.559	0.006	0.025	0.605	0.047	0.629	0.071	0.652	0.06965	0.07178	0.0676
SWG 25 · 0.508	0.006	0.025	0.554	0.047	0.578	0.071	0.601	0.08434	0.08711	0.08168
SWG 26 · 0.457	0.005	0.024	0.501	0.045	0.523	0.067	0.544	0.1042	0.1075	0.1011
SWG 27 · 0.417	0.005	0.022	0.458	0.042	0.480	0.064	0.500	0.1252	0.1293	0.1212
SWG 28 · 0.376	0.005	0.021	0.417	0.040	0.435	0.060	0.454	0.1539	0.1595	0.1487
SWG 29 · 0.345	0.005	0.020	0.382	0.038	0.401	0.057	0.418	0.1879	0.1888	0.1772
SWG 30 · 0.315	0.004	0.019	0.349	0.035	0.367	0.053	0.384	0.2193	0.2269	0.2121
SWG 31 · 0.295	0.004	0.019	0.329	0.035	0.347	0.053	0.364	0.2501	0.2592	0.2414
SWG 32 · 0.274	0.004	0.018	0.306	0.033	0.323	0.050	0.339	0.2899	0.3011	0.2792
SWG 33 · 0.254	0.004	0.018	0.286	0.033	0.303	0.050	0.319	0.3374	0.3512	0.3242
SWG 34 · 0.234	0.004	0.017	0.265	0.032	0.281	0.048	0.296	0.3974	0.4149	0.3809
SWG 35 · 0.213	0.003	0.015	0.241	0.029	0.255	0.043	0.269	0.4798	0.4978	0.4625
SWG 36 · 0.193	0.003	0.014	0.219	0.027	0.232	0.039	0.245	0.5842	0.6081	0.5618
SWG 37 · 0.173	0.003	0.013	0.197	0.025	0.210	0.036	0.222	0.7271	0.7596	0.6967
SWG 38 · 0.152	0.003	0.012	0.174	0.023	0.186	0.033	0.197	0.9418	0.9888	0.8982
SWG 39 · 0.132	0.003	0.011	0.152	0.021	0.162	0.030	0.171	1.2496	1.3192	1.1841
SWG 40 · 0.122	0.003	0.010	0.141	0.019	0.151	0.028	0.160	1.4623	1.5502	1.3811
SWG 41 · 0.112	0.003	0.009	0.130	0.017	0.139	0.026	0.147	1.7354	1.8477	1.6318
SWG 42 · 0.102	0.003	0.009	0.119	0.017	0.128	0.026	0.136	2.0923	2.2398	1.9574
SWG 43 · 0.091	0.003	0.008	0.107	0.016	0.115	0.023	0.122	2.6298	2.8348	2.4423

Submersible copper winding wire parameters
Sr.	Nominal conductor dia. mm	Tolerance ± mm	Nominal resistance Ω/km @ 20 °C	Overall dia. mm	Weight of poly wrapped kg/km	Elongation min. %
1	0.40	0.004	137.15	0.80	1.467	24
2	0.50	0.005	87.78	0.90	2.154	25
3	0.60	0.006	60.96	1.00	2.980	26
4	0.70	0.007	44.78	1.10	3.946	28
5	0.80	0.008	34.29	1.20	5.052	28
6	0.90	0.009	27.09	1.30	6.298	29
7	1.00	0.010	21.94	1.40	7.683	30
8	1.10	0.011	18.14	1.50	9.208	30
9	1.20	0.012	15.24	1.60	10.873	31
10	1.30	0.013	12.98	1.70	12.678	32
11	1.40	0.014	11.20	1.90	14.891	32
12	1.50	0.015	9.75	2.00	16.989	32
13	1.60	0.016	8.57	2.10	19.227	32
14	1.70	0.017	7.59	2.20	21.605	32
15	1.80	0.018	6.77	2.30	24.122	32
16	1.90	0.019	6.08	2.40	26.780	32
17	2.00	0.020	5.49	2.50	29.576	33
18	2.10	0.021	4.98	2.60	32.513	33
19	2.20	0.022	4.53	2.70	35.589	33
20	2.30	0.023	4.15	2.80	38.850	33
21	2.40	0.024	3.81	2.90	42.161	33
22	2.50	0.025	3.51	3.00	45.656	33
23	2.60	0.026	3.25	3.10	49.291	34
24	2.70	0.027	3.01	3.20	53.066	34
25	2.80	0.028	2.80	3.30	56.980	34
26	2.90	0.029	2.61	3.40	61.035	34
27	3.00	0.030	2.44	3.50	65.228	34

Aluminium winding wire sizes, SWG and AWG in millimetres
Gauge number	SWG (mm)	AWG (mm)	SWG (inch)
8	4.064	3.264	0.1600
9	3.658	2.906	0.1440
10	3.251	2.588	0.1280
11	2.946	2.305	0.1160
12	2.642	2.053	0.1040
13	2.337	1.828	0.0920
14	2.032	1.628	0.0800
15	1.829	1.450	0.0720
16	1.626	1.291	0.0640
17	1.422	1.150	0.0560
18	1.219	1.023	0.0480
19	1.016	0.911	0.0400
20	0.914	0.811	0.0360
21	0.813	0.723	0.0320
22	0.711	0.643	0.0280
23	0.610	0.573	0.0240
24	0.559	0.510	0.0220
25	0.508	0.454	0.0200
26	0.457	0.404	0.0180
27	0.417	0.360	0.0164
28	0.376	0.321	0.0148
29	0.345	0.287	0.0136
30	0.315	0.254	0.0124
31	0.295	0.226	0.0116
32	0.274	0.203	0.0108
33	0.254	0.180	0.0100
34	0.234	0.160	0.0092
35	0.213	0.142	0.0084
36	0.193	0.127	0.0076
37	0.173	0.114	0.0068
38	0.152	0.102	0.0060

Enamel coverings, thermal classes and standards
Name	Thermal class	IS	IEC	NEMA	Grade
Polyester	Class 130	IS 13730 Part-9	IEC 60317-9	-	Fine, Medium, Heavy
Modified Polyester	Class 155	IS 13730-24	IEC 60317-24	MW-24A	Fine, Medium, Heavy
Polyesterimide	Class 180	IS 13730 Part-15	IEC 60317-15	MW-76A	Fine, Medium, Heavy
Polyesterimide + amide-imide / DC	Class 220	IS 13730 Part-25	IEC 60317-25	MW-35A / 73A (Hermetic)	Fine, Medium, Heavy
Self Solderable	Class 155, 180	IS 13730-51	IEC 60317-51	MW-80A	Fine, Medium, Heavy

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Covering thickness by grade for copper winding wire. Conductor resistance is given at 20 °C per metre. A dash means the value is not published for that gauge.