最新国产精品精品视频,一区二区三区四区产品乱码在线观看 ,色欲av永久无码精品无码,国产愉拍精品手机,欧美日韩久久久精品a片,国产精品无码av不卡,春药按摩人妻弓中文字幕,国产免费人成视频在线观看
Home >  Main Business >  Testing Services
Low voltage electrical apparatus

EETI can provide clients with China Compulsory Certification, voluntary certification, CB certification and commissioned test for low-voltage switchgear and control gear, low-voltage fuse, miniature circuit breaker, residual-current circuit breaker, surges protector and various electric apparatus accessories, reactive power compensation devices, compensation controller, cable bridge, cubical substation, DC power supply equipment and assembly accessories, and also undertake quality supervision and inspection, and technical evaluation test tasks authorized by quality supervision department, other administrative departments, and scientific research organization.

 

  • Detection capability
  • Goods and services in the field
  • Test port – own domestic advanced short-circuit test technique; can provide multi testing ports for different voltage grades, perform short-circuit test items for more than 10 samples simultaneously, and carry out performance test to low-voltage  electric apparatus under full working condition.

    Short circuit test---three-phase 1800V、500kA

    DC: 440V、320kA  12kV,175kA

    Temperature rise test—long term test current 35kA, short time test current 120kA (symmetrical wave)

    Electrical endurance test—can carry out durability test of electrical apparatus, of which when A.C contactor is put in the electrical endurance test under the condition of AC-3, AC-4, while the maximum rated voltage reaching 690V, and the maximum rated current can reach 800A

    Environmental Test – can perform high and low temperature test, humid heat test, salt spray test, IP test upon electric apparatus, and the volume of dust-proof test box is 420m³, which could conduct IP test in the range of IP00-IP68

    Mechanical Test—can perform shock vibration test, impact test, tilt and sway test, pull test, bending test and torsion test

    Sliding contact type bus way test—can do performance test for sliding contact type bus way under the dual operating conditions (voltage, current), the regulating ranges of voltage and current are wide, the test precision and efficicency is high

    Corrosion resistance test---sulfur dioxide accelerated corrosion test for protective layer of metal materials, components and electron device

    UV test---to adopt the xenon arc lamp which can simulate the whole spectrum of sunlight to reproduce the destructive wave in different environments, and can provide corresponding environmental simulation and accelerated test for R&D, and quality control of assemblies

    Power harmonic and filtering detection ---- under the condition with harmonic source, to test the suppression harmonic and filtering functions for assemblies with those functions

Suzhou Electrical Apparatus Science Research Institute Co.,Ltd.
Address: No.5 Qianzhu Road, Yuexi, Wuzhong District, Suzhou 215104, CHINA
Branch Address: No. 7 Yonghe Street, Binhe Road, New District, Suzhou 215011, CHINA
Phone: +86-512-69551355
Email: eservice@eeti.cn
主站蜘蛛池模板: 87福利午夜福利视频| 色一情一乱一乱一区99av| 国产精品va在线观看老妇女| 免费永久在线观看黄网站| 日韩免费无码专区精品观看| 永久免费的av在线电影网| 精品国产成人一区二区| 99爱精品成人免费观看| 日本成熟少妇喷浆视频| 1717国产精品久久| 蜜臀98精品国产免费观看| 无码精品人妻一区二区三区98| 一区二区三区日本久久九| 秋霞午夜成人鲁丝片午夜精品| 亚洲熟妇久久国产精品| 国产在线精品国偷产拍 | 久久久久久中文字幕有精品| 免费现黄频在线观看国产| 亚洲情xo亚洲色xo无码| 丰满熟妇乱又伦在线无码视频 | 无码a∨高潮抽搐流白浆| 一本色道久久88—综合亚洲精品| 国产性一交一乱一伦一色一情| 亚洲—本道 在线无码| 人妻无二区码区三区免费| 成人网站免费看黄a站视频| 人妻少妇无码中文幕久久| 色悠久久久久综合网伊| 无码潮喷a片无码高潮视频| 国产成人亚洲综合色就色| 国产在线观看免费观看不卡| 成在人线av无码免观看午夜网| 天天躁人人躁人人躁狂躁| 99re热免费精品视频观看| 乱人伦中文无码视频在线观看| 国产午夜福利精品一区| 一本一道中文字幕无码东京热| a国产在线v的不卡视频| 亚洲精品久久久www小说| 国产av无码专区国产乱码 | 国产欧美在线一区二区三区|