表33.1绝缘电阻温度系数M a
温度	1.03	1.04	1.05	1.06	1.07	1.08	1.09	1.10	1.11	1.12		4.4	0.55	0.46	0.38	0.31	0.26	0.22	0.18	0.15	0.12	0.10		5.0	0.57	0.48	0.40	0.33	0.28	0.23	0.19	0.16	0.14	0.12		5.6	0.59	0.49	0.42	0.35	0.30	0.25	0.21	0.18	0.15	0.13		6.1	0.60	0.51	0.44	0.37	0.32	0.27	0.23	0.20	0.17	0.15		6.7	0.62	0.53	0.46	0.39	0.34	0.29	0.25	0.22	0.19	0.16		7.2	0.64	0.56	0.48	0.42	0.36	0.32	0.28	0.24	0.21	0.18		7.8?	0.66?	?0.58	0.50	?0.44	0.39?	0.34?	0.30?	0.26?	0.23	0.20		8.3?	0.68?	?0.60?	0.53	?0.47?	0.42	0.37	0.33?	0.29?	0.26	0.23		8.9	0.70	0.62	0.56	0.50	0.44	0.40	0.36	0.32	0.29?	0.26		9.4	0.72?	?0.65	?0.59	0.53?	0.48	0.42	0.39	0.35?	0.32	0.29		10.0	0.74?	?0.68	0.61?	0.56?	0.51	0.46	0.42?	0.39?	0.35?	0.32		10.6?	0.77?	0.70?	0.64	0.59	0.54	0.50	0.46	0.42	0.39	0.36		11.1	0.79	0.73	?0.68	0.63	0.58	0.54	0.50	0.47	0.43	0.40		11.7?	0.81?	0.76	0.71	0.67	0.62	0.58?	0.55?	0.51?	0.48	0.45		12.2	0.84?	0.79?	?0.75	0.70?	0.67	0.63	0.60?	0.56	0.54?	0.51		12.8?	0.86	0.82	0.78	0.75	0.71	0.68	0.65	0.62	0.59	0.57		13.3?	0.89?	0.86	0.82	?0.79	0.76	0.74	0.71	0.68	0.66?	0.64		13.9	0.92?	?0.89	0.86	0.84	0.82	0.79	0.77	0.75	0.73	0.71		14.4?	0.94	0.93?	0.91	0.89	0.87?	0.86?	0.84	0.83	0.81	0.80		15.0	?0.97	?0.95	0.94	?0.95?	0.94	0.93	0.92	0.91	0.90	0.89		15.6	1.00?	1.00?	1.00?	1.00?	1.00?	1.00?	1.00?	1.00?	1.00?	1.00?		16.1	1.03	?1.04	?1.05?	1.06	1.07	1.08	1.09?	1.10?	1.11	1.12		16.7	1.06	1.08?	?1.10?	1.12	1.14	1.17?	1.19	1.21	1.23?	1.25		17.2?	1.09	1.12	?1.16	1.19	1.23?	1.26?	1.30?	1.33	1.37	1.40		17.8	1.13	1.17?	1.22	?1.26?	1.31	1.36?	1.41	1.46?	1.52	1.57		18.3	1.16	?1.22	1.28	?1.34	1.40	1.47	1.54	1.61	1.69	1.76		18.9	1.19?	1.27?	?1.34?	?1.42?	1.50?	1.59	1.68	1.77	1.87	1.97		19.4	1.23?	?1.32	1.41	1.50?	1.61?	1.71	1.83?	1.95?	2.08	2.21		20.0	1.27	1.37	1.48?	1.59	1.72	1.85	1.99	2.14	2.20	2.48		20.6	1.30	?1.42?	1.55	1.69	1.84	2.00?	2.17	2.36?	2.56	2.77		21.1?	1.34?	1.48?	1.63	1.79?	1.97	2.16	2.37	2.59	2.84	3.11		21.7	1.38	1.54?	1.71	1.90	2.10?	2.33	2.58	2.85	3.15	3.48		22.2	1.42?	1.60	1.80	2.01	2.25	2.52	2.81?	3.41?	3.50?	3.90		22.8	1.47	?1.67	1.89?	2.13	2.41	2.72	3.07	3.45?	3.88	4.36		23.3	1.51?	1.73	1.98	2.26	2.58	2.94	3.34	3.80?	4.31	4.89		23.9	1.56	?1.80	2.08?	2.40?	2.76	3.17	3.64	4.18	4.78	5.47		24.4	1.60	1.87?	?2.18	2.54?	2.95	3.43	3.97	4.59?	5.31	6.13		25.0	1.65	1.95	2.29?	2.69	3.16	3.70	4.33	5.05	5.90	6.87		25.6?	1.70	2.03	2.41	?2.85?	3.38	4.00	4.72?	5.56	6.54	7.69		26.1	1.75	2.11	2.53	3.03	3.62	4.32	5.14	6.12	7.26	8.61		26.7	1.81	2.19	?2.65?	3.21?	3.87	4.66	5.60	6.73	8.06	9.65		27.2	1.86	2.28	?2.79	3.40	4.14	5.03	6.11	7.40	8.95?	10.8		27.8	1.92	2.37	2.93?	3.60	4.43?	5.44	6.66	8.14	9.93	12.1		28.3	1.97	2.46	3.07?	3.82?	4.74?	5.87	7.26?	8.95	11.0	13.6		28.9	2.03?	2.56	3.23	?4.05	5.07	6.34	7.91	9.85	12.2	15.2		29.4?	2.09?	2.67	?3.39	4.29	5.43?	6.85?	8.62?	10.8	13.6	17.0		a:M=c(t-60)其中c如34节所述.t为华氏温度
                     PVC绝缘料电阻温度系数
温度℉	温度℃	UL62	UL44	UL83 Ⅰ	UL83 Ⅱ	UL83 Ⅲ	UL83 Ⅳ		50	10	0.79	0.73	0.35	0.42	0.48	0.56		51	10.6	0.81	0.76	0.39	0.46	0.50	0.59		52	11.1	0.82	0.78	0.43	0.50	0.54	0.63		53	11.7	0.84	0.80	0.48	0.55	0.
PVC绝缘料电阻温度系数.doc