Siemens MICROMASTER 411 - Manual (Page 18)

1 Overview Issue 03/01
MICROMASTER 411 & COMBIMASTER 411 Operating Instructions
18 6SE6400-5CA00-0BP0
Performance Characteristics
Flux Current Control (FCC) for improved dynamic response and motor control
Fast Current Limitation (FCL) for trip-free operation
Built-in DC injection brake
Compound braking to improve braking performance
Ramp function generator with programmable smoothing
Control with Proportional-Integral control function (PI)
Multi-point V/f characteristic
Protection characteristics
MICROMASTER 411: Type of protection up to IP66 (comparable to NEMA 4X)
COMBIMASTER 411: Type of protection up to IP55 (comparable to NEMA 4)
Overvoltage/undervoltage protection
Overtemperature protection for the inverter
Short-circuit protection
i 2 t thermal motor protection
PTC for motor protection, via digital input 3
MICROMASTER 411 Variable Frequency Inverter COMBIMASTER 411 Variable
Frequency Inverter – Motor Combination
Figure 1-1 MICROMASTER 411 and COMBIMASTER 411 Variable Frequency Inverters