1.保护功能：开关具有过载、短路、断相（含相不平衡）、过/欠压、漏电闭锁、瓦斯断电、风电闭锁和本安先导回路防止自起动等多种保护。
2.隔离换相开关：采用真空隔离换相开关，特殊情况可带载分断，具有电火花不外露、安全、可靠的优点。
3.数据采集处理器：集电流、电压、漏电功能于一体，具有高检测精度和较强的抗干扰能力。
4.功率驱动单元：插接式功率控制单元，集控制装置、信号采集、传输为一体。
5.控制系统：采用德国西门子PLC可编程序控制器实施控制和保护。
6.短路与后备：短路故障采取PLC和熔断器双重保护。
7.工作控制方式：可以设置为单机双速、双机单速、双机双速、点动及单控、顺控等多种控制运行方式。
8.双快开门结构：主腔前后开门，快开前门结构，使接线、维修、更换元器件更为方便。
9.显示系统：采用中文大彩色显示屏，本安键盘设定，实时显示控制方式、工作状态、运行数据和故障类型、时间、回路代号等，具有故障分项累计、记忆及查询功能。
10. 通讯功能：提供隔离型标准的RS-485等通信接口；满足矿井供电系统自动化“四遥”控制功能。
11. 闭锁功能：具有可靠的电气闭锁和机械闭锁。
12.  辅助电源：可根据用户需要配置127V等辅助电源，满足用户需求。
13. 电缆引入装置：进线侧：出厂前以铜排并联，可满足大电流多路并联输入方式；出线侧：A、电缆连接器B、压盘式。

1. Protection function: with overload, short circuit, open phase (including the balance or not), over/under voltage, earth leakage lockout, gas power, wind power atresia and the pilot circuit to prevent from starting and so on the many kinds of protection.
2. Isolation switch: vacuum isolation switch is used, special case can be broken off, it has the advantages of electric spark not exposed, safe and reliable.
3. Data acquisition processor: set current, voltage, leakage function in one, with high detection accuracy and strong anti-interference ability.
4. Power drive unit: the splicing power control unit, the set control device, the signal acquisition and transmission as one.
5. Control system: adopt German Siemens PLC programmable controller to control and protect.
6. Short circuit and Reserve protection: short circuit fault adopts the double protection of PLC and fuse.
7. Work control mode: can be set to single machine double speed, double machine single speed, double speed, point movement and single control, shun control and other control operation mode.
8. Double fast open door structure: the main cavity front and back door open, front door open structure quickly, so that connection, maintenance, replacement of components more convenient.
9. Large color screen display system: the Chinese, the keyboard Settings, real-time display control mode, working status, running data and fault type, time, loop code, etc., with functions of fault component accumulated, memory and query.
10. Communication function: provide the isolation standard rs-485 communication interface; It meets the control function of "four remote control" of mine power supply system.
11. Locking function: with reliable electrical locking and mechanical atresia.
12. Auxiliary power supply: according to user needs, 127V and other auxiliary power supply can be configured to meet user needs.
13. The cable introducing device: Into the line side: factory to copper in parallel, can meet the high current multiple parallel input mode; Outlet side: A, cable connector B, pressure plate type.