安规网

 找回密码
 注册安规
安规论坛 | 仪器设备 | 求职招聘 | 国家标准 公告 | 教程 | 家电 | 灯具 | 环保 | ITAV 签到 充值 在线 打卡 设备 好友| 帖子| 空间| 日志| 相册
IP淋雨机 | 证书查询 | 规范下载 | 资质查询 招聘 | 考试 | 线缆 | 玩具 | 标准 | 综 合 红包 邮箱 打卡 工资 禁言 分享| 记录| 道具| 勋章| 任务
水平垂直燃烧机 | 针焰 | 灼热丝 | 漏电起痕
IP防水防尘设备|拉力机|恒温恒湿|标准试验指
灯头量规|插头量规|静风烤箱|电池设备|球压
万年历 | 距端午节还有
自2007年5月10日,安规网已运行
IP淋雨设备| 恒温恒湿箱| 拉力机| 医疗检测设备沙特Saber 埃及COI 中东GCC|CoC直接发证机构水平垂直燃烧机|灼热丝|针焰试验机|漏电起痕试验机
灯头量规|试验指|插头插座量规|灯具检测设备耐划痕试验机|可程式恒温恒湿试验箱 | 耦合器设备广东安规-原厂生产-满足标准-审核无忧
查看: 2687|回复: 5
打印 上一主题 下一主题

[认证需求] Hosedown test

[复制链接]
跳转到指定楼层
楼主
发表于 2010-9-1 11:23 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
广东安规检测
有限公司提供:
请问那家实验室可以做这个测试?
1 J  R: @2 }7 U; h; K2 D/ \; u! |" o2 \! e+ v4 T+ G; N4 v
Hosedown test
) q* f1 D8 k# T4 Z' z0 r% U- `the enclosure and its external mechanisms shall be subjected to a tream fo water from a hose
  P3 |8 E3 \# d0 r2 B) c8 Ethat has a 25 mm inside diameter (1 inch inside diameter) nozzle that delivers at least 240 L per * S8 ~- E( R/ K  q  s! L: O
minute (65 gallons per minute). the water shall be directed at all joints from a distance of 3.0-3.5m(10-12feet). the nozzle shall be moved along each joint one time at a uniform nominal rate of 6mm/s (1/4 inch per second). a conduit may be installed to equalize internal and external pressure, but
3 L& C7 }4 [6 y8 J+ \$ Z( S. k/ jshall not serve as a drain.
0 Z9 K; x2 A0 T& H/ S) S6 e3 L/ }5 s+ R) ^
the enclosure shall be considered to have met the requirements if at the conclusion of the test no water has entred the enlcousre.
0 t& f% r& r$ B3 {+ a9 u1 J- z$ Y4 |5 a1 x# ], A+ o1 Q0 _% H
% n! A$ g7 m7 p4 {5 i4 b! @
谢谢
沙发
发表于 2010-9-1 12:49 | 只看该作者
It's very easy to do by yourself, just prepare a set of test equipment, and the most important is that you must send the meter to be calibrated...
板凳
 楼主| 发表于 2010-9-2 09:35 | 只看该作者
thanks for your advise,
/ y) o. w4 [$ J$ E( vbut I need third part to verfiy this test. do you have any other idea for this?  that's my pleasure if you can introduce any lab to me?
地板
发表于 2010-9-2 10:39 | 只看该作者
Normally, it's for UL Type 4X test, from UL's side, they wanna use the manufacturer's equipment and witness this test in the field, what I know, at least in Jiangsu province, it seems like there is no lab which can do this test...
5#
 楼主| 发表于 2010-9-3 11:20 | 只看该作者
thanks
6#
发表于 2012-8-19 22:14 | 只看该作者
thanks for your advise
您需要登录后才可以回帖 登录 | 注册安规

本版积分规则

关闭

安规网为您推荐上一条 /1 下一条

QQ|关于安规|小黑屋|安规QQ群|Archiver|手机版|安规网 ( 粤ICP13023453-10 )

GMT+8, 2024-5-9 11:26 , Processed in 0.154162 second(s), 19 queries .

Powered by Discuz! X3.2

© 2001-2013 Comsenz Inc.|广东安规赞助

快速回复 返回顶部 返回列表