Figure 1: 3 Phase Power Supply

1 Description

AC Supply Box

A 3-phase supply is available from the contactor box mounted on the shelf of the bench. It is turned on and off using the start and stop buttons; the red light is on when the power supply is active. The red, black and blue terminals are the 3 output phases, there are 2 safety banana outputs for each phase. The green terminal is connected to earth ground and is used to ground connected equipment. Use the Fluke 43B to measure the 3 line-to-line voltages (~208V) while the supply is turned on. If you have any problems please ask an instructor or TA for assistance.

2 Ratings