产品概述 Product Features
XGN68-12(Z)箱型固定式交流金属封闭开关设备（以下简称开关柜）是我公司与北京电科院联合开发、研制而成的新一代高压电器成套设备，产品吸收了国外的先进技术，针对目前我国现有同类开关柜在运行中发生的事故率较高和体积庞大等问题而自行设计研制的。它具有体积小、仅普通环网柜体积的50％；断路器具有可靠性高，性能好，“五防”联锁机构可靠、简单等优点。
XGN68-12 (Z) Cubicle Fixed AC Metal-Clad Switchgear (hereinafter referred to as the circuit breaker) is a new generation high voltage electrical equipment jointly R&D by our company and Beijing Electric Power Research Institute. This product absorbs the advanced technology from overseas,it has the features of small volume, high reliability,good performance, reliable”Five Preventions”chain interlocks, and easily operate.
适用范围 Application Range
开关柜适合于3.6-12kV三相交流50Hz单母线分段的户内成套装置，作为接受和分配电能之用并具有对电路进行控制、保护和监测等功能。可适用在各类型发电厂、变电站及工矿企业，高层建筑等场所，也可与环网柜组合应用于开闭所中。
This switchgear is suitable for indoor complete device divided by the 3.6-12 kV three-phase AC 50 Hz single bus, and for the distribution and control of electric energy to control,protect and monitor the circuit. It can be applied in all kinds of power generating factories, substation and minerals industry, the high building, etc. for distribution and control of electric energy, also can be applied as the power supply for the RMU and terminals.
技术参数 Technical Parameters
| 序号 No. |
名称 Item |
单位 Unit |
参数 Parameter |
|
| 1 | 额定电压 Rated Voltage |
kV | 12 | |
| 2 | 额定绝缘水平 Rated Insulated Level |
1min工频耐压 1min Power Frequency Withstand Voltage |
kV | 真空断口对地、对间42,隔离断口48 Vacuum Fracture to earth, phase to phase 42, isolation switch 48 |
| 雷电冲击耐压 Lightning Impulse Withstand Voltage |
kV | 真空断口对地、对间75,隔离断口85 Vacuum Fracture to earth 75, phase to phase, isolation switch 85 |
||
| 3 | 额定频率 Rated Frequency |
Hz | 50 | |
| 4 | 主母线额定电流 Rated Current Of Main Busbar |
A | 630 | |
| 5 | 分支母线额定电流 Rated Current Of Branch Busbar |
A | 400 630 | |
| 6 | 主回路4s热稳定电流 4s Thermal Stability Current Of Main Circuit |
kA | 20 | |
| 7 | 主回路额定动稳定电流 Rated Dynamic Current Of Main Circuit |
kA | 50 | |
| 8 | 防护等级 Protection Level |
IP3X | ||
| 9 | 外形尺寸 Size |
mm | 500*800*1800 | |