文件编号:
NDT2920016
文件版本:
4
地址:上海市浦东新区申江南路
2000
号
邮编:
201315
电话:
(021)68586699
传真:
(021)23025796
第
9
页
共
24
页
4.
正常工作环境/ Stand working conditions
1)海拔≤2000 m;
2)环境温度-35~+70℃;
3)环境温度+40℃时相对湿度不超过 50%,较低温度可以有较高湿度,如:20℃时相对湿度可达 90%;
4)对于因温度变化所产生的凝霜应采取相应的措施;
5)能耐受潮湿空气的影响;
6)能耐受盐雾、油雾的影响;
7)能耐受霉菌的影响;
8)断路器接至主回路的安装类别为Ⅲ类,断路器不接至主回路的安装类别为:Ⅱ类;
9)污染等级:3 级;
10)防护等级:IP20;
11)无爆炸危险的介质中,且介质无足以腐蚀金属和破坏绝缘的气体与导电尘埃的地方;
12)在没有雨雪侵袭的地方;
13)当用户使用条件较上述严酷时应与制造商协商;
14)储存环境 见表 3;
15)产品降容系数表 见表 4;
16)高海拔降容系数 见表 5;
17)导体部分接线端子
/安装螺钉
拧紧扭力
矩
见表 6;
1) Altitude≤2000 m;
2)Ambient temperature:-35~+70℃;
3)The relative humidity of the air does not exceed 50% at 40℃. Higher relative humidity is permitted at
lower temperature, such as 90% relative humidity at 20℃;
4)The protective actions should be taken for frost which formed by variation of temperature;
5)Resisting the effects by humid air;
6)Resisting effects by salt mist and oil mist;
7)Resisting the effects by mould;
8)Installation category for the breaker which is connected to main circuit:Ⅲ, Installation category for the
breaker which is not connected to main circuit:Ⅱ;
9)Pollution degree:3;
10)Protection degree:IP20;
11)Service place without explosive media, gas and dust which are corrosive and conductive;
12)Be mounted free from rain and snow;
13)Should consult with the manufacturer when the working conditions are harsher;
14)Storage environment table3;
15)Product derating coefficient table table4;
16)Derating coefficient in high altitude place table5;
17)Terminal torsion value for wiring thread hole in conductor section table6;