The Contact BOX Series触头盒系列 产品概述 General Description 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。 The contact box is formed byepoxy with APG technies，it is used for insulation isolation and connection transition of various switch trucks. 2.型号含义 使用条件 Operation Condition 1.海拔高度不超过1000M Altitude：≤1000m； 2.周围气温+40℃~10℃; Ambient temperature:+40℃~10℃; 3.当空气温度+20℃时，相对湿度布超过95% The relative humidity shall not be more than 95%at+20℃ ambient temperature; 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 or dust that may severely affect the insulation of contact box，no explosive or corrosive substance. 技术数据和要求 Technical Date &Requirement 1.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 contact to earth shall withstand power frequency test voltage(effective value )of 42kv for 5 minutes and lightning impulse vpltage (peak value)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 of lead-out terminal shall not bemore than 65℃ if the contact box is used for long time in rated current condition； 3.触头盒外形及安装尺寸见附图。 See the attached figure for the outline and installation dimension of contact box

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