Page 50 - 基晨电气股份有限公司

JC 系列母线干线系统产品手册
JC series bus trunk system product manual

母线槽与电缆、分支电缆性价比

The Cost Performance of Busway, Cable and Branch Cable

序号 项目 母线槽 电缆 分支电缆
Item Project Busway Cable Branh Cable
短期投资成本 比电缆多 30%~40% , 比分支电缆少 50%~60% 比母线少 30~40% 比母线多 15~20%
1
Short-term investment cost 30-40% more than cable, 15-20% more than branch cable. 30-40% less than busway 15-20% more than bus way.
长期投资成本 比电缆少 60%~70% , 比分支电缆少 70%~80% 比母线高 50~60% 比母线多 60~70%
2
Long-term investment cost 50-60% less than cable, 60-70% less than branch cable. 50-60% higher than busway 60-70% more than busway.
折旧率 / 每年
3 2% 5-8% 5-8%
Depreciation rate/year
难维修，维修后性能下降 难维修，维修后性能下降
维修情况 维修容易，维修后性能与新产品一样
4 It is hard to repair. After repairing, the It is hard to repair. After repairing, the
Maintenance It is easy to maintain, and the performance after repair is the same as the new product.
functions will be decreased. functions will be decreased.
使用寿命
5 50 年 year 15〜20年year 15〜20年year
Depreciation rate/year
绝缘性能
6 Insulating performance ≥ 20MΩ ≥ 5MΩ ≥ 5MΩ
Modification loss
改造损失率
7 10~20% 70-80% 70-80%
Modification loss
占用位置
8 中 Middle 少 Small 大 Large
Occuping position
小，最大 1600A , 选择范围小 小，最大 1600A，湿莘范围小
截流能力 大，高达 6300A , 适用于各种场所
9 Small, the maximum: 1600A, small Small, the maximum: 1600A, small
Current chopping capacity Large, up to 6300A, all sorts of places are available
range of choice range of choice
不能带电检修，须断开总电源， 不能带电检修，须断开总电源，
停电范围大 停电范围大
不需断开主电源，分支回路可带电检修，不 影响其他回路供电 Cannot be overhauled with power; Cannot be overhauled with power;
产品维护
10 Without interrupting the main power supply, the branch circuit can be overhauled. Do not must disconnect the total power must disconnect the total power
Product Maintenance
affect other circuit power supply other circuit power supply supply,and power cut range is wide, supply,and power cut range is wide,
total power supply, and power cut total power supply, and power cut
range is wide. range is wide.
机械强度低，需增加电缆桥架配
机械强度高，防护能力强，可满足大跨度安装 机械强度低，防护能力差
机械强度 套使用
11 With high mechanical strength and strong protection ability, it can satisfy the large-span Low mechanical strength and poor
Mechanical Strength Low mechanical strength and it needs
installation. protection.
additional cable bridge support
外形美观，颜色可根据现场要求选配，体积 小巧结构紧凑布局整齐 电缆桥架体积大，缺乏美感 色调单一，体积大缺乏美感
外形与体积
12 Beautiful appearance color can be selected according to the requirements of the site; The cable tray is large and lacks Plain tone, large size and lacks
Shape and volume
compact size, compact structure and neat layou aesthetic sense. aesthetic sense
可预留多个插接口，增加分支回路时，只需插 入插接箱即可，不需断开电源， 增加接头繁琐，必需断开主电源
需增加专业设备，无法带电作业
安装方便快捷 及电缆关
电流分支 It is necessary to add special
13 Multiple plug-in interfaces can be reserved. When adding branch circuit, only insert plug- The main power and cable must be
Current branch equipment and cannot work with
in box, aiid there is no need to disconnect the power supply. Installation is convenient and disconnected if the connections are
power.
fast. increased.
绝缘层和外皮工作温度最大在 绝缘层和外皮工作温度最大在
绝缘材料工作温度在 130° C 以下，过载能力强散热性好 105° C , 过载能力差 105° C , 过载能力差
过载能力
14 Use insulating material and can work under the temperature below 130°C.strong overload The maximum working temperature The maximum working temperature
Overload capacity of insulation layer and sheath is of insulation layer and sheath is
capacity; strong heat dissipation.
105° C, and the overload capacity is 105° C, and the overload capacity is
poor. poor.
普通电缆的绝缘层和外皮可 以 普通电缆的绝缘层和外皮 可以
外壳由钢板或铝合金制成，不会燃烧，绝缘材料阻燃，耐高温，可有效防止火 燃烧，阻燃电缆在火焰下也会 燃烧，阻燃电缆在火焰下也会
阻燃能力 灾的发生
15 燃烧 The insulating layer and outer 燃烧 The insulating layer and outer
Fireflame-retardantcapabilities The shell is made of steel and aluminum alloy, which will not bum; flame retardant skin of the ordinary cables can be skin of the ordinary cables can be
insulation material; high temperature resistance can effectively prevent the fire. combusted, and the flame-retardant combusted, and the flame-retardant
cables will also bum with the flame. cables will also bum with the flame.
如需变更布置，重复利用率低，
安装拆卸方便，可根据需要重新进行布置，可在主回路带电的情况下对分支回 如需变更布置，无法调整分支接
无法带电分支作业
安装使用 路进行改 造，不影响整体供电 头，无法带电作业
16 It is easy to install and disassemble, and can be rearranged according to the need. The If the layout is changed, the If the layout is changed, the branch
Installation and use reutilization rate is low and the living
branch circuit can be reconstructed under the condition of the main circuit being electrified joint cannot be adjusted, and the live
work of the branch operation cannot
without affecting the overall power supply. working cannot be carried out.
be carried out.
出现事故需停电检修，无法 及时 出现事故需停电检修，无法及时
当系统出现故障可应急备用，利用备用回路插 接箱能迅速恢复供电，提高系统 恢复供电 恢复供电
互换备用 供电稳定性
17 When the system fails, it can be reserved for emergencies. The power supply can be The accident needs to be overhauled The accident needs to be overhauled
Exchange and back up and disconnect the power, and the and d disconnect the power, and the
restored quickly and the power supply stability can be improved by using the back-up
power supply cannot be resumed in power supply cannot be resumed in
reserve circuit plug-in box.
time. time.
能耗及线损 温升低、能耗小节能，电流规格越大越显示其能耗低值的优越性，比电缆和分支电缆少 20~50% 的线路
18 Energy consumption and cable Low temperature rise, low energy consumption and energy saving; the larger the current specifications show the superiority of low energy consumption; 20~50% less
loss than the cable loss of cable and branch cables
因不受其他线路影响，温升稳定，电压降也较稳定，比电缆和分支电缆的电压降 15~40%
电压降
19 Because it is not affected by other lines, the temperature rise is stable, and the voltage drop is also stable, which is 15~40% less than the voltage drop of cables and
Voltage drop
branch cables.
49 基晨电气股份有限公司
JICHEN ELECTRIC SHARES CO., LTD.