Efficient Networks Siemens Sinamics S120 - Manual (Page 197)

Basic functions
6.8 Armature short-circuit brake, internal voltage protection, DC brake
Drive Functions
Function Manual, (FH1), 07/2007 Edition, 6SL3097-2AB00-0BP4
197
Function diagrams (see SINAMICS S List Manual)
● 7014 External armature short circuit (p0300 = 2xx or 4xx, synchronous motors)
● 7016 Internal armature short circuit (p0300 = 2xx or 4xx, synchronous motors)
● 7017 DC brake (p0300 = 1xx, induction motors)
Overview of key parameters (see SINAMICS S List Manual)
● p1226 Standstill detection, velocity threshold
● p1230[0..n] BI: Armature short-circuit/DC brake activation
● p1231[0..n] Armature short-circuit/DC brake configuration
● p1232[0..n] DC braking, braking current
● p1233[0..n] DC braking time
● p1234[0..n] Speed at the start of DC braking
● p1235[0..n] BI: External armature short-circuit, contactor feedback signal
● p1236[0..n] External armature short-circuit, contactor feedback signal monitoring time
● p1237[0..n] External armature short-circuit, waiting time when opening
● r1238 CO: Armature short-circuit, external state
● r1239.0..10 CO/BO: Armature short-circuit/DC brake status word