13 试验程序如下： 程序段 | 电弧电流 mA | 电弧通断时间s | 各程序段持续时间s | 试验总时间s | | | IEC 61621 | ASTM D495 | | | 1 | 10 | 1/8s通 7/8s断 | 1/4s通 7/4s断 | 60 | 60 | 2 | 10 | 1/4s通 3/4s断 | 1/4s通 3/4s断 | 60 | 120 | 3 | 10 | 1/4s通 1/4s断 | 1/4s通 1/4s断 | 60 | 180 | 4 | 10 | 连续通 | 60 | 240 | 5 | 20 | 连续通 | 60 | 300 | 6 | 30 | 连续通 | 60 | 360 | 7 | 40 | 连续通 | 60 | 420 |
四 配置 序号 | 名称 | 数量 | 备注 | 01 | 耐电弧测试仪 | 一台 | | 02 | 电极系统 | 一套 | | 03 | 电极支座 | 一套 | | 04 | 电源电缆 | 一套 | | 05 | 接地放电棒 | 一支 | | 06 | 电流毫安表 | 一台 | | 07 | 电脑测控软件 | 一套 | | 08 | 试样架 | 一支 | | 09 | 电极距离标准块 | 2块 | | 10 | 角度标准块 | 2块 | | 11 | 陶瓷片 | 2片 | | 12 | 喷墨打印机 | 1台 | 品牌 | 13 | 计算机 | 1台 | 品牌 | 14 | 使用说明书 | 1份 | | 15 | 合格证 | 1份 | |
五产品型号： NDH-A 耐电弧试验仪-微机控制 NDH-B 耐电弧试验仪-触摸屏控制 High voltage low current tester (arc resistance tester) - (computer control) Product Name: arc resistance test machine Product type: NDH-A Meet the standards: GB/T 1411-2002 "test of solid insulating materials of high low current arc discharge" (= IEC 61621-1997) and ASTM D495 standard requirements of design and manufacturing, and in accordance with the testing method of IEC 149, UL 746A An overview The main scope and function: This tester is according to the arc resistance performance evaluation is applied to the motor, electric appliances and household appliancesindustries such as electrical plastic, resin glue and insulation paint,insulating material, used for the main materials such as solid insulation:plastics, film, resin, mica, ceramic, glass, insulating oil, insulating paint,paper and other media. Arc resistance test; The testing machine controlled by computer, can display the currentexperiment condition and experiment time, and save the current experimental data after the end of the experiment, and can be printed. The standard test report. Two features As one of the structure under 1 the machine, the lower for the operating system, the upper chamber. 2 of the products using the latest intelligent control technology, through the choice of program (IEC or ASTM) can be automated test, and display thetest process and results in the computer. 3 good safety performance, strong anti-interference ability, high test precision. Three main technical parameters 1 arc on-off time error is less than ± 10ms: 2 pressure regulator capacity: 2kVA 3 of the rated voltage test: 12.5kV The test voltage accuracy: 4 ± 3% 5 current control accuracy: ± 10% current measurement accuracy: 1.5% The 6 electrode of the sample pressure: (0.5 ± 0.05) N 7: tungsten electrode materials The 8 electrode distance: (6.35 ± 0.1) mm (IEC) (6 ± 0.1) mm (ASTM) 9 the use of environmental temperature: (23 ± 2) ℃ 10 the use of environmental humidity: (50 ± 5)% 11 Power: 220V ± 5% 50Hz 10A Method 12: GB / American Standard /10 mA /20 mA /30 mA /40 mA continuous continuous continuous 13 test procedures are as follows: Program of arc current MA arc on-off time s the procedures section of the total duration of the test time of S S IEC 61621 ASTM D495 110 1/8s 7/8s 1/4s 7/4s off 6060 break 210 1/4s 3/4s 1/4s 3/4s off 60120 break 310 1/4s 1/4s 1/4s 1/4s off 60180 break 410 continuous through 60240 520 continuous through 60300 630 continuous through 60360 740 continuous through 60420 The four configuration Name number note 01 arc resistance tester table The 02 electrode system The 03 electrode holder is a set of A set of 04 power cable The 05 grounding discharge rod a 06 milliammeter a 07 computer measurement and control software package A 08 sample holder The 09 electrode distance standard block 2 10 point standard block 2 11 ceramic tablets 2 tablets 12 inkjet printer 1 brand 13 computer 1 brand 14 Manual 1 15 1 Certificate Five model: NDH-A arc resistance tester - microcomputer control NDH-B arc resistance tester - touch screen control | 
