Issue 03/01 10 Engineering Information
MICROMASTER 411 & COMBIMASTER 411 Operating Instructions
6SE6400-5CA00-0BP0
115
10 Engineering Information
This Chapter contains:
Operating Modes
Derating Factors
Motor and Inverter Protection
10.1 Current Limit and Overload Operation .................................................................. 116
10.2 Control and Operating Modes ............................................................................... 119
10.3 Braking .................................................................................................................. 131
10.4 Derating Factors.................................................................................................... 135
10.5 Thermal Protection and Automatic De-rating........................................................ 137
10.6 Operation from Unearthed Supplies......................................................................137
10.7 Lifetime of Inverters............................................................................................... 137
10.8 Working with Binary Connectors (BiCo)................................................................ 138
10.9 Harmonic Currents ................................................................................................ 145
10.10 Use of MM4 Input Chokes..................................................................................... 146
10.11 Power Losses........................................................................................................ 146
10.12 Shock and Vibration .............................................................................................. 147
10.13 PROFIBUS ............................................................................................................ 148
10.14 PROFIBUS Module ............................................................................................... 149
10.15 Variant Independent Options ................................................................................151
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