The utility model discloses a presentation device of clearance protection and zero -sequence protection protection action condition, including support and the demonstration board of fixed mounting onthe support, the demonstration board is divided into transformer station owner work a telephone switchboard demonstration area, protection action display area, switch motion circumstances display area, crucial technical ability item region and control area, the transformer station owner works a telephone switchboard demonstration area and includes that transformer station owner wiring demonstrateslines with many, all be equipped with trigger device on the demonstration line, the back of demonstration board is equipped with the DSP chip, the transformer station owner works a telephone switchboard demonstration area, protection action display area, switch motion circumstances display area, crucial technical ability item region and control area and all links to each other with the DSP chip.The utility model discloses a presentation device has demonstrated the contact and the difference of zero -sequence protection and clearance protection directly perceivedly for the training student can have clear audio -visual understanding to clearance protection and zero -sequence protection's the protection action condition.