Efficient Networks S120 manual 197

Models: S120

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Basic functions 6.8 Armature short-circuit brake, internal voltage protection, DC brake

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

Drive Functions

197

Function Manual, (FH1), 07/2007 Edition, 6SL3097-2AB00-0BP4

Page 197
Image 197
Efficient Networks S120 manual 197