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4KW天然气电热管说明书

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非标电热管

电热管功率计算

本系统石油进、油罐防爆电热管,油类防爆电加热器主要适用于油田、炼油厂、油库等行业的罐体、槽体、储油、储气、容器内介质的加热热。本产品为全金属管状加热器、外装金属防护筒,内设温度控制器。设计功率负荷低,散热面积大。具有双重温度保护装置。  本系统加热器的防爆性符合GB3836.1-2000《爆炸性气体环境用电气设备第1部分,通用要求》和GB3836.2-2000《爆炸性气体环境用电气设备第2部分:隔爆型”d”》的规定,防爆型式为隔爆型,防爆标志为Exd II BT3, 并经国家指定的防爆检验单位对图纸、技术文件及样品进行审查和检验,取得产品防爆合格证。  2、、、、 设备性能参数及型号设备性能参数及型号设备性能参数及型号设备性能参数及型号、、、、防爆标志含义防爆标志含义防爆标志含义防爆标志含义::::  2.1性能参数及技术指示 ――设备电源电压:380VAC  220VAC ――设备冷态绝缘电阻:≥50MΩ ――设备绝缘强度:500V ――温度保护器设定温度:150℃ ――设备防爆标志:Exd II BT3 ――连续工作时间:≥5000小时In this system, the oil tank explosion-proof electric heating tube, heating medium oil explosion-proof electric heater is mainly used in oil fields, oil refineries, oil industry, oil tank, tank, storage, container. This product is a metal tube heater, exterior metal protection tube, equipped with temperature controller. The design of the power load is low, large radiating area. Dual temperature protection device. Proof of this system heater with GB3836.1-2000 “electrical apparatus for explosive gas atmospheres Part first, general requirements” and GB3836.2-2000 “electrical apparatus for explosive gas atmospheres – Part second: flameproof type” d “” provisions, explosion-proof type explosion-proof, explosion-proof mark for Exd II BT3, and the explosion protection test unit designated by the state to the drawings, technical documents and samples for review and examination, obtain product explosion-proof certificate. 2,,,, equipment performance parameters and models of equipment performance parameters and models of equipment performance parameters and the type of equipment performance parameters and models,,,, explosion-proof symbol meaning of explosion-proof symbol meaning explosion-proof symbol meaning of explosion-proof symbol meaning:::: 2.1 performance parameters and technical indicator power — equipment voltage: 380VAC 220VAC – equipment cold insulation: insulation strength ≥ 50M Ω – equipment: 500V – temperature protection device to set the temperature: 150 ℃ — equipment explosion-proof mark: Exd II BT3 — the continuous working time: over 5000 hour

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