In applications where only limited three phase power is available yet a large single phase power supply is necessary, the PowerShield Centurion 3/1 Rack ticks all the boxes. Recommended in applications where a balanced load is required, the Centurion 3/1 Rack Series has all of the feature of the Centurion range with the added ability of accepting three phase power to its input.Like the Centurion range, the 3/1 Rack range boasts the same User friendly LCD display that allows the operator to interrogate and program the UPS on the front panel as well as with the included software. The Centurion 3/1 Rack UPS will accommodate any standard 19 inch rack.