简介开关柜:
开关柜是一种电设备,外线先进入主控制器,开关柜内,然后进入分控开关。 每个分流都根据自己的需要,如仪表,自动化控制,电机磁开关,各种交流接触器等设置。 部分配备了高,低压室开关柜,高压母线发电厂等,有些还设有低频减载,以保护主要设备。 开关柜的分类: 根据电压电平:
AC1000V及以下称为低压成套开关设备(如PGL,GGD,GCK,GBD,MNS等); AC1000V以上称为高压开关柜(如GG-1A,XGN15,KYN48等)和10kV的电压,在高压开关设备被称为中压开关设备(例如XGN15风格的10kV环网柜)。
据电压波形:AC开关; 直流开关设备。
据内部结构:抽出式开关柜(如GCS,MNS等); 固定式开关(如GCK,GGD等)。
根据应用程序:进线柜; 出线柜; 测量柜; 补偿柜(电容柜); 转动角柜; 公交柜。
| 低压开关柜 | 高压开关设备 |
| PGL型开关柜 | HXGN-12环网柜 |
| GGD固定式开关柜 | GG1A高压开关 |
| MNS抽出式开关装置 | KYN1-12金属铠装抽出式开关柜 |
| GCS抽出式开关柜 | XGN2-12箱型固定式金属封闭开关柜 |
| GCK抽出式开关装置 | KYN28A-12金属铠装抽出式开关柜 |
| GBD固定分隔式开关柜 | KYN61-40.5金属铠装抽出式开关柜 |
Introduction of Switch Cabinet:
The Switch Cabinet is a kind of electrical equipment, outer line firstly enter the master control, switch inside the cabinet and then enter the sub-control switch. Each shunt are set according to their needs, such as instrument, automatic control, motor magnetic switch, all kinds of AC contactor, etc. . Some are equipped with high and low pressure chamber switch cabinet, high voltage bus in power plants etc. Some also have underfrequency load shedding to protect the main equipments. Classification of Switch Cabinet: According to the voltage level:
AC1000V and below is called low voltage switchgear (such as PGL, GGD, GCK, GBD, MNS etc) ; AC1000V and above is called high voltage switchgear (such as GG-1A, XGN15, KYN48 etc) and the 10kV voltage in the high voltage switchgear is called medium voltage switchgear (for example XGN15 style 10kV ring network cabinet) .
According to voltage waveform: AC switchgear; DC switchgear.
According to inner structure: Withdrawable switchgear (such as GCS, MNS etc) ; Fixed switchgear (such as GCK, GGD etc) .
According to application: Incoming cabinet; Outgoing cabinet; Measuring cabinet; Compensating cabinet (capacitor cabinet) ; Turn corner cabinet; Bus cabinet.
| Low Voltage Switchgears | High Voltage Switchgears |
| PGL type switchgear | HXGN-12 ring network cabinet |
| GGD fixed type switchgear | GG1A high voltage switchgear |
| MNS drawout type switchgear | KYN1-12 metal armored withdrawable switch cabinet |
| GCS drawout type switchgear | XGN2-12 box type fixed metal closed switch cabinet |
| GCK drawout type switchgear | KYN28A-12 metal armored drawout type switch cabinet |
| GBD fixed separated type switchgear | KYN61-40.5 metal armored drawout type switch cabinet |