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针对电动机保护配合的原则,明确电动机主回路中各个保护电器按保护配合的要求承担各自的责任。同时简述了控制与保护开关电器CPS的特点和技术性能,重点说明了CPS在消防类电动机和电动机可逆控制中的应用,进一步拓展了CPS的应用范围。
For motor protection with the principle of a clear main circuit in the motor protection of various electrical appliances according to the requirements of protection and bear their own responsibility. At the same time, the characteristics and technical performance of CPS in control and protection switchgear are briefly introduced. The application of CPS in reversible control of fire-fighting motor and motor is highlighted. The application range of CPS is further expanded.