Operating instructions

Issue B1 1 Overview
MICROMASTER 420 Operating Instructions
6SE6400-5AA00-0BP0
17
1.2 Features
Main characteristics
Ø Easy installation
Ø Easy commissioning
Ø Rugged EMC design
Ø Can be operated on IT line supplies
Ø Fast repeatable response time to control signals
Ø Comprehensive range of parameters enabling configuration for widest range of
applications
Ø Simple cable connection
Ø Modular design for extremely flexible configuration
Ø High switching frequencies for low-noise motor operation
Ø Detailed status information and integrated message functions
Ø External options for PC communications, Basic Operator Panel (BOP),
Advanced Operator Panel (AOP) and Profibus Communications Module
Performance characteristics
Ø Flux Current Control (FCC) for improved dynamic response and motor control
Ø Fast Current Limitation (FCL) for operation with trip-free mechanism
Ø Built-in DC brake
Ø Compound Braking to improve braking performance
Ø Acceleration/deceleration times with programmable smoothing
Ø Closed-loop control using Proportional, Integral (PI) control loop function
Ø Multi-point V/f characteristic
Protection characteristics
Ø Overvoltage/undervoltage protection
Ø Overtemperature protection for the inverter
Ø Ground fault protection
Ø Short-circuit protection
Ø i
2
t thermal motor protection
Ø PTC for motor protection