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Integrated Power Stage for 7.5 hp Motor Drives
路 7.5 hp (5.5kW) power output
Industrial rating at 150% overload for 1 minute
路 380 - 480V AC input, 50/60Hz
路 Available as complete system or sub-system assemblies
Power Assembly
路 3-phase rectifier bridge
路 3-phase short circuit rated, ultrafast IGBT inverter
路 HEXFRED鈩?UltraFast鈩?soft recovery free-wheeling
diode
路 NTC temperature sensor
路 Pin-to-base plate isolation 2500V rms
路 Easy-to-mount package
路 Case temperature range -25 C to 125 C operational
Driver-Plus Board
路 Capacitor filter with precharge current limit
路 Isolated gate drive circuits
路 On-board local power supply for gate driver and
capacitor precharge control
路 MOV surge suppression at input
路 Isolated inverter current feedback
路 Short circuit, earth/ground fault, over-temperature
protection
路 Input and output terminals;
optional external brake
路 Control interface connector
Figure 1. The IRPT4052C
control system
Revised 3/25/97
within a motor
page 1