适用范围 AppIications

• 适用于具有甲烷、煤尘等爆炸性混合物气体的煤矿井下巷道及峒室内作固定式照明用；
• 执行标准：GB3836.1、GB3836.2、MT221
• It is suitable for fixed local lighting in the coal mine tunnel and chamber where have methane and explosive gas mixture;
• Executive standard: GB3836.1,GB3836.2,MT221.

产品特点 Features

• 安装煤矿井下。
• 表面温度：灯具在环境温度-20℃~+40℃，如果表面可能堆积粉尘时，表面温度不得超过150℃。
• 安装地点巷道、硐室照明。
• 在无显著摇动和冲击、振动的地方。
• 在无破坏金属和绝缘的腐蚀性气体或蒸气的地方。
• 在能防止雨水及滴水侵袭的地方。
• Installed underground coal mine.
• Surface temperature: at ambient temperature -20℃~+40℃, the surface temperature should not exceed 150℃ if the surface may have dust.
• Installation site: tunnel, chamber.
• The installation site should be free from obvious shock, impact or vibration (refer to the technical parameters).
• The installation site should be free of corrosive gas or steam that would erode the metal or destroy the insulation.
• The installation site should be far away from attack of rain or drip.