乐清皇星开关厂 the contact box series触头盒系列产品概述 generaldescription-中置柜触头盒ch2-10q/180 1250a中置柜配件/触头盒1.触头盒为环氧树脂apg工艺压力凝胶成型结构，用于各种手车式开关柜，起绝缘隔离和联接过渡作用。thecontact box is formed byepoxy with apg technies，it is used forinsulation isolation and connection transition ofvarious switchtrucks.2.型号含义使用条件 operationcondition1.海拔高度不超过1000maltitude：≤1000m；2.周围气温+40℃~10℃;ambienttemperature:+40℃~10℃;3.当空气温度+20℃时，相对湿度布超过95%the relative humidityshall not be more than 95%at+20℃ ambienttemperature;4.无严重影响触头盒绝缘的气体、蒸汽、灰尘及其它爆炸性和腐蚀介质的场所。no gas ，wapor ordust that may severely affect the insulation of contact box，noexplosive or corrosive substance. 技术数据和要求 technical date&requirement1.触头盒同触头对地应能耐受工频实验电压（有效性）42kv，历时5分钟，雷电冲击（峰值)75kv;the coper contactto earth shall withstand power frequency test voltage(effectivevalue )of 42kv for 5 minutes andlightning impulse vpltage (peakvalue)of 75kv;2.触头盒在额定电流下，长期工作下出线端部温升不超过65℃；the temperature oflead-out terminal shall not bemore than 65℃ if the contact box isused for long time in ratedcurrent condition；3.触头盒外形及安装尺寸见附图。seethe attached figure for the outline and installation dimension ofcontact box.

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乐清市皇星开关厂
张锦锋
15968796172
乐清市北白象镇西刘宅工业区