Three Phase Half Full Wave Uncontrolled Rectifier Trainer is an SSI India product in the Electrical Lab category. Key specifications include SKU: PEDE-313. TECHNICAL SPECIFICATIONS: Power Supplies : Isolated Supply 0-440V/110V AT 1A. Short Circuit Protection through 3Pole MCB 3 Phase Induction through 25mm Red-Yellow-Blue Indicators. High Voltage Test Points