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XGN15-12 (F) and HXGN15-12 (F · R) box type fixed AC metal enclosed switchgear (hereinafter referred to as "switchgear") are used in ring network power supply or radiation power supply systems with ra
XGN15-12 (F) and HXGN15-12 (F · R) box type fixed AC metal enclosed switchgear (hereinafter referred to as "switchgear") are used in ring network power supply or radiation power supply systems with rated voltage of 12kV and rated current of 630A and below, especially suitable for installation in prefabricated substations as control and protection of power systems. This product features an FLN36-12D sulfur hexafluoride load switch or FLRN36-12D load switch fuse combination with an insulated casing. It has the characteristics of small size, light weight, easy operation, light operating force, reliable interlocking, and maintenance free. It is a new generation of high-voltage switchgear required for urban power grid renovation and construction.
This product complies with the standards of GB3906 "3-35kV AC Metal Enclosed Switchgear", GB/T11022 "Common Technical Requirements for High Voltage Switchgear and Control Equipment Standards", IEC298 "AC Metal Enclosed Switchgear and Control Equipment with Rated Voltage above 1kV and below 50kV", and DI/T404 "Technical Conditions for Ordering Indoor AC High Voltage Switchgear".
Main technical parameters of switchgear
数据 Data | ||||
序号Number | 名称 Name | 单位 Unit | HXGN15-12(F) | HXGN15-12(F ·R) |
1 | 额定电压 Rated voltage | V | 12 | 12 |
2 | 额定频率 Rated frequency | Hz | 50 | 50 |
3 | 主母线额定电流 Rated current of main busbar | A | 630 | 630 |
4 | 熔断器最大额定电流 Maximum rated current of fuse | A | 一 | 125 |
5 | 主回路额定短时耐受电流/额定短路持续时间 Rated short-time withstand current/rated short-circuit duration of the main circuit | kA/s | 20/3 | 20/3 |
6 | 额定预期短路开断电流 Rated expected short-circuit breaking current | kA | 一 | 50 |
7 | 1min工频耐受电压,相间、对地/断口 1min Power frequency withstand voltage, phase to phase, ground/fracture | kV | 42/48 | 42/48 |
8 | 雷电冲击耐受电压,相间、对地/断口 Lightning impulse withstand voltage, phase to phase, ground/fracture | kV | 75/85 | 75/85 |
9 | 防护等级 Protection grade | IP2X | IP2X | |
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