Experimental device for simulation transmission line relay protection

The utility model discloses an experimental device for simulation transmission line relay protection, including primary loop and secondary circuit, primary loop adopts 380V three phase current simulation 35kV three phase current and static load, secondary circuit includes the line protection device, and the line protection device includes voltage circuit module, measuring current module and protection current module, primary loop includes a plurality of interconnect's resistance and inductance element, and the inductance element output is interconnecting link protection device's voltage circuit module, measuring current module and protection current module respectively. The utility model discloses an experimental apparatus line structure is simple, and the principle is clear, not only with transmission line's primary loop and relay protection's secondary circuit on the principle with structural displaying for the learner, also allow the learner to carry out dismouting, improvement learner's experiment practic