Siemens MICROMASTER 430 Manual page 19

1 Overview
Performance Characteristics
Protection characteristics
18
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Ø U/f control
♦ Linear U/f control with flux current control (FCC)for improved dynamic
response and motor control
♦ Multiple point U/f control
Ø Fast Current Limitation (FCL) for trip-free operation
Ø Built-in DC injection brake
Ø Compound braking to improve braking performance
Ø Ramp function generator
♦ With smoothing
♦ Without smoothing
Ø Technology controller (PID)
Ø parameter set switch-over
♦ Motor data sets (DDS)
♦ Command data sets and setpoint sources (CDS)
Ø Rating for operation with variable torque (VT)
Ø Overvoltage/undervoltage protection
Ø Overtemperature protection for the inverter
Ø Ground fault protection
Ø Short-circuit protection
2
Ø i
t thermal motor protection
Ø PTC/KTY for motor protection
MICROMASTER 430 Operating Instructions
6SE6400-5AC00-0BP0
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