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GB/T 11017-2002《额定电压110kV交联聚绝缘电力电缆及其附件》 GB/T 11017-2002:Power cables with cross-linked polyethylene insulation and their accessories for rated voltage of 110kV. IEC 60840:1999 《额定电压大于30kV(Um=36kV)至150kV(Um=170kV)挤包绝缘电力电缆及其附件-试验和要求》 IEC 60840:1999 Power cables with extruded insulation and IEC 60840:1999 Power cables with extruded insulation and their accessories for rated voltages above 30kV(Um=36kV)up to 150kV (Um=170kV) methods and requirements |
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特性与用途Propety and Function | ||||||||||||||||||||
交联聚绝缘电力电缆导体工作温度高,传输容量大,电气性能优良,电费附件简单安装敷设方便等优点,因此在当今电力中使用广泛。 Cross-linked polyethylene insulated power cable are featured with high allowable working temperature of conductor,huge transmission capacity,excellent electric properties,simple cable accessories and convenient installment and laying, so that they are widely used in the power system today. 电缆适用于工频额定电压为64/110kV(Um=126kV),中心点直接接地的输电线路。 The cable can be applied to the neutral-point solid grounded power transmission line system with AC.rated voltage 64/110kV(Um=126kV). |
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使用特性Properties of Applition | ||||||||||||||||||||
1.电缆正常运行时导体允许的长期高温度为90℃ 1.During the normal operation of cables,the max permissible continuous operation temperature of conductor should not exceed 90℃ 2.短路时(长时间不超过5秒)电缆导体允许的高温度为250℃。 2.Conductor short-circuit temperature should not exceed 250℃(when max sustaining period will not exceed 5 seconds). 3.电缆安装时允许的小弯曲半径一般为电缆直径的25倍。 3.The min permissible bending radius during the cable laying is normally 25 times of the diameter of cables. 4.电缆敷设时不受落差。 4.Free from restrictions of level difference along the route during the cable laying. 5.低于0℃敷设时,必须预先加温。 5.Pre-heated is needed when the temperature is below 0℃ during the cable laying. |
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传动 直联b)负荷开关-熔断器组合电器用撞击器分闸操作时,应能开断转移电流,由分励脱扣器分闸操作时,应能开断交接电流。熔断器撞击器与负荷开关脱扣器之间的联动装置应在任一相撞击器时,负荷开关应可靠,三相同时时,不应损坏脱扣器。2 030210001001 电杆组立 190-15m "1.工地运输 2.土(石)方挖填 3.底盘、拉盘、卡盘安装 4.木电杆防腐 5.电杆组立 6.横担安装 7.拉线制作、安装" 根 11)成品电缆绝缘中应无大于 0.05mm 的微孔;大于 0.025mm,并小于等于 0.05mm 的微孔换算到每 16.4cm3 体积中微孔数不超过 30 个。 综合 合价 其中10 030211007001 避雷器、电容器 避雷器调试 调试 组 210 机座 5 其他配套材料(包括易耗品)明细(投标人填写如下)