本文介绍了电气安全控制的理念及设计原则,并通过实际案例展示了如何在板坯连铸机急停回路中运用Pilz的安全继电器PNOZ XV3.1来实现设备的安全停机.%The article introduce the theory and design principle of electric safety control system, and provides an example for how to use Pilz safety relay PNOZ XV3.1 in Slab CCM project.
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