6.7.1条款6.7的要求仅适用于标记了3型、3R型、4型、4X型、6型或6P型的机壳,并且有可积水的外部空隙。LEO:从图纸上我没发现可积水的外部空隙,所以这项测验是不适用的。 6.12金属防护(LEO:你可以选择3种测验方法,6.12.3.1中描述的方法是最简单的。) 6.12.1抗锈蚀性 6.12.1.1根据ASTM(美国材料与试验协会)B11...
NEMA 3R, 4 or 4X outdoor double bay Wireless LTE/4G/Wimax enclosures by DDB Unlimited come with many standard features.
机柜空调 1100W DTS 3161(NEMA 3R/4) DTS 3181(NEMA 4/4X) 产品介绍: 产品简介: * 紧凑设计,适用于小型电气柜或较大电气柜局部的冷却 * 尤其适用于食品工业及户外应用设计 * 通过UL认证,防护等级达NEMA3R/4 * IP 56防护等级,免维护 * 超宽3毫米冷凝器翅片间距,保证免受严重污染空气的危害 * 内置冷凝...
NEMA等级(类型12、3R/4、4/4X)可跟IP等级(IP 54、56、56)相比较,但相比后者,NEMA等级更全面,且包含防腐蚀等因素。 来自NEMA系列的百能堡机柜空调经UL列名。 NEMA vs IP等级 NEMA等级可与IP等级相比较 - 尽管没有直接对应 - 但前者更完整,且还包含防腐蚀 等其他因素。
1600W DTS 3165(NEMA 3R/4) DTS 3185(NEMA 4/4X) 产品介绍: 产品简介: * 专为食品业及户外应用设计 * 系统防护等级IP 56,免维护 * 通过UL认证,防护等级NEMA 3R/4 * 超宽3毫米冷凝器翅片间距,保证免受严重污染空气的危害 * 进出风口超长距离设计,保证机柜内空气良好流通循环 * 内置冷凝水蒸发系统 参...
Subject: Re: San Francisco Area Outdoors, NEMA 3R or NEMA4X? Comments:: I got some mechanical equipment that was spec'ed with NEMA 3R that has rusting and failed bearings in San Francisco. The NEMA 4X version includes bearing seals. What do you think, is outdoors in San Francisco NEMA...
enclosure, NEMA 3R or NEMA 4X enclosure. The ACI Strap-on comes with a sensor epoxied to the back side of a copper plate and with a foam pad, creates compression when the strap wormdrive is tightened. This creates a good thermal transfer ...
IP防护等级NEMA3R IP防护等级 IP（INTERNATIONAL PROTECTION）防护等级系统是由IEC（INTERNATIONAL ELECTROTECHNICAL COMMISSION）所起草的。将灯具依起防尘防湿之特性加以分级。这⾥所指的外物含⼯具，⼈的⼿指等均不可接触到灯具内之带电部分，以免触电。IP防护等级是由两个数字所组成，第⼀个数字表⽰灯具离尘...
AZE's NEMA 3R NEMA 4/4X OEM Sheet Metal Fabrication Steel Cabinet Outdoor Network Cabinet for Telecom are designed to protect your sensitive network equipment from harsh environments. We have included features to safeguard it from the elements,...
NEMA 3R and 4X rated battery box outdoor enclosures by DDB Unlimited protect important electronics from extreme elements, climates and environments.