image/svg+xml Warning image/svg+xml Electrical Shock Hazard Do not connect terminals R/L1, S/L2, T/L3, L/L1, N/L2, U/T1, V/T2, W/T3, -, +1, +2, B1, or B2 to the ground terminal. If you connect these terminals to earth ground, it can cause damage to the drive or serious injury or death. Figure 1. Wiring the Main Circuit and Motor Note: The locations of terminals are different for different drive models. DC bus terminal Connect to the drive ground terminal. Ground the motor case. Three-Phase Motor Use terminals R/L1, S/L2, and T/L3 for three-phase power supply input. Use terminals L/L1 and N/L2 for single-phase power supply input. Input Protection (Fuses or Circuit Breakers)