河北欧双电力设备有限公司

VHOS-12GD 户内高压三工位真空断路器具有优异的电气、机械性能，机构可靠稳定、寿命长。主回路采用固封柱，提高了断路器的环境适应性和绝缘可靠性；可靠的机械和电子性能，延长的机械寿命和电子寿命，使断路器的免维护成为可能。其可用于 3.6-12kV 电力系统，作为电网设备，工矿企业动力设计的保护盒控制单元，适用于各种不同性质的负荷和频繁操作、多次开断短路电流的场合。产品拥有完善的机械和电气联锁装置，具有较高的操作稳定性和可靠性，保障操作人员和设备的安全，保障用电安全。

1、采用固封柱技术。2、产品采用模块式设计：框架结构，集成了隔离开关、固封真空断路器、接地开关、传感器、联锁机构、操作机构为一体的高性能小型化高压电气产品。3、适配柜体尺寸为（480×1000×1800）mm。4、旋转式隔离开关，分闸后具有可见的断口。5、隔离开关、断路器、接地开关之间有强制机械联锁，防止误操作。6、断路器采用模块式操作机构、可独立更换或检修、互换性好。可以用手动操作，也可选用交、直流储能操作 , 实现远程控制。7、柜门与接地开关设计有可靠联锁结构，保障操作人员的安全。

VHOS-12GD indoor high-voltage three-station vacuum circuit breaker has excellent electrical and mechanical properties, reliable and stable mechanism and long service life. The main circuit adopts fixed pole, which improves the environmental adaptability and insulation 

reliability of the circuit breaker. Reliable mechanical and electronic performance, prolonged mechanical life and electronic life make maintenance-free circuit breaker possible. It can be used in 3.6-12kV power system, as the power grid equipment and the protection box control unit of power design of industrial and mining enterprises, and is suitable for various loads with different properties and occasions of frequent operation and repeated short-circuit current interruption. The products are equipped with perfect mechanical and electricalinterlocking devices, with extremely high operational stability and reliability, ensuring the safety of operators and equipment and ensuring the safety of electricity utilization. 

1.Using solid sealing pole technology. 2.The product adopts modular design: frame structure, integrating high-performance miniaturized high-voltage electrical products with isolating switch, vacuum circuit breaker, grounding switch, sensor, interlocking mechanism and operating mechanism. 3.Adapted cabinet size is (480× 1000× 1800) mm. 4.Rotary isolating switch with visible fracture after opening. 5.There is mandatory mechanical interlock between isolating switch, circuit breaker and grounding switch to prevent misoperation. 6.Circuit breaker adopts modular operating mechanism, which can be independently replaced or overhauled with good interchangeability. It can be operated manually or by AC and DC energy storage to realize remote control. 7.The cabinet door and grounding switch are designed with reliable interlocking structure to ensure the safety of operators.