Features :

This device includes all the experiments related to power system. Modular design makes it easy to use and maintain.
Each experiment unit consists of several on panel mimic. All Input and output signals, control flows and wirings are shown on the mimic panel.
Circuit diagrams, or block diagrams, are silk-screen printed on the front panel.
All the test points and connection terminals are brought out on the front for easy access and measurement
Connection terminals are standard 4mm diameter jacks.
Link : http://www.mp-estore.com/POWER-SYSTEM-SIMULATOR-PSL3021.html