支持标准机柜

综合布线系统"工程清单""工程名称:刘海小学智能化工程标段:"序号","项目名称","设备参数","产品型号","计量单位","工程量","金额(元)",,"品牌",,,,,,"单价","合价",,"综合布线系统","综合布线系统",,,,,,0"1","双绞线缆","护套材质:PVC护套颜色(可选):默认灰色成品外径:5.
3±0.
3导体材质:99.
99%无氧铜导体直径:24AWG导体绝缘外径:0.
88±0.
02mm芯数:4*2特性阻抗:100±15Ω导体间介电强度,DC,1min:1Kv/1min工作电容最大值:≤5.
6nF/100m单根导体最大电阻:≤9.
5Ω/100m线对直流电阻不平衡性:≤2.
5%最小互电容:47pf/m最大平衡电容:300pf/km最大电流平衡:2%敷设弯曲半径:建议敷设弯曲半径>5倍线缆外径敷设拉力:建议敷设时短期拉力标准机柜类配件:支持FC、LC、ST、SC四种类型耦合器的12位安装两个,12芯光纤熔纤盘2个使用温度:-40~70℃湿度:≤85%(温度85℃±3℃)","AP-P-04-P-24A","个",10,,,"爱普华顿、普天天纪、天诚""13","网络服务器","1.
名称:藕合器(技术参数及推荐品牌详见设计清单要求)_2.
尾纤与光纤跳线间连接,插入损耗≤0.
3dB,回波损耗PC≥40dB,可交换性测试≤0.
2dB_","AP-O-03-SC/SC-B1","个",96,,,"爱普华顿、普天天纪、天诚""14","布放尾纤","1.
名称:尾纤(技术参数及推荐品牌详见设计清单要求)_2.
用于机架式光配架内,用于与光缆熔接及配线架内部成端,满足ITU-TG.
652A标准,支持16个低成本的粗波分复用(CWDW)信道.
插入损耗≤0.
3dB,回波损耗PC≥40dB,可交换性测试≤0.
2dB_","AP-GD-02-ST-B","根",96,,,"爱普华顿、普天天纪、天诚""15","跳线","1.
名称:光纤跳线(技术参数及推荐品牌详见设计清单要求)_2.
用于光纤端口跳接,满足ITU-TG.
652A标准,支持16个低成本的粗波分复用(CWDW)信道,支持所有光缆的传输设备和应用.
插入损耗≤0.
3dB,回波损耗PC≥40dB,可交换性测试≤0.
2dB_","AP-GD-02-ST/ST-B1","根",64,,,"爱普华顿、普天天纪、天诚""16","桥架","1.
名称:50*50桥架(国标)_2.
含支吊架安装_",,"m",100,,,"国产""17","其他","1.
名称:辅材(水晶头、标签、胶带等.
)_",,"项",1,,,"国产"0网络系统"工程清单""工程名称:刘海小学智能化工程标段:"序号","项目名称","设备参数","产品型号","计量单位","工程量","金额(元)",,"品牌",,,,,,"综合单价","合价",,,"网络系统","网络系统",,,,,,"18","核心交换机","支持IEEE802.
1QVLAN,用户可以按需求灵活划分VLAN.
支持语音VLAN,为语音数据流配置QoS参数,提高语音数据流的传输优先级、保证通话质量.