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產(chǎn)品名稱：Bare copper stranded wireTJR1
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添加時間：2024-07-01 10:27:41
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介紹：

一.適用范圍：TJ TJR1 TJRX硬銅絞線裸絞線適用于架空輸電線路，用于輸配電用電氣裝置（變壓器。電爐）及電子電器設(shè)備、可控硅元件的軟連接線，也可作電工作業(yè)接地線用

1、 Scope of application: TJ TJR1 TJRX hard copper stranded wire bare stranded wire is suitable for overhead transmission lines, used as a soft connection wire for electrical equipment (transformers, electric furnaces), electronic and electrical equipment, and controllable silicon components in power transmission and distribution, and can also be used as a grounding wire for electrical work

執(zhí)行標準：GB/T 12970.2-2009

Executive standard: GB/T 12970.2-2009

二. TJ TJR1 TJRX硬銅絞線裸絞線型號規(guī)格：

II TJ TJR1 TJRX hard copper stranded wire bare stranded wire model specifications:

標稱截面 mm2	根數(shù)/單線標稱直徑 mm	近似外徑 mm	20℃時導體直流電阻(Ω/km)≤	近似重量 kg/km
16	7/1.70	5.10	1.159	143
25	7/2.14	6.42	0.735	226
35	7/2.52	7.56	0.528	314
50	7/3.00	9.00	0.371	445
70	19/2.14	10.70	0.263	618
95	19/2.52	12.60	0.197	852
120	19/2.80	14.00	0.154	1057
150	19/3.15	15.75	0.121	1339
185	37/2.52	17.64	0.100	1660
240	37/2.85	19.95	0.077	2123
300	37/3.15	21.70	0.064	2594
400	61/2.85	25.65	0.062	3502