B.2.3 Circuit-breaker interface
Table B-12 Terminal assignment for circuit breaker interface .LA -X11
Terminal Internal control
1 DI TM15_03 r4022.16 → p6684[0] Feedback: "Ready for switching on"
2 DI CX32 r0722.2 → p6686[0] Feedback "OFF"
3 DI CX32 r0722.3 → p6685[0] Feedback: "ON"
4 DI TM15_03 r4022.17 → p6689[0] Feedback: "External switchoff"
Table B-13 Terminal assignment for circuit breaker interface .LA -X52 with OFF and undervoltage coil
Terminal Internal control
1, 2
3; 4
DO p0738 ← r6660.0 "ON" command
7, 9 DO p0739 ← r6660.1 "OFF" command
11, 12 DO p0740 ← r6660.2 "Undervoltage coil OFF" command
Table B-14 Terminal assignment for circuit breaker interface .LA -X52 with two OFF coils and undervoltage coil
Terminal Internal control
1, 2
3; 4
DO p0738 ← r6660.0 "ON" command
7, 9 DO p0739 ← r6660.1 "OFF" command
11, 12 DO p0740 ← r6660.2 "Undervoltage coil OFF" command
13, 15 "OFF, 2nd coil" command
Table B-15 Terminal assignment for circuit breaker interface .LA -X52 with capacitor release
Terminal Internal control
1, 2
3; 4
DO p0738 ← r6660.0 "ON" command
9 DO p0739 ← r6660.1 "OFF" command
13, 15 DO ← Tripping the circuit breaker via the capacitor re‐
lease
14 - 17 DO Interface with capacitor release
Technical data and drawings
B.2 Terminal assignments
SINAMICS SM150 6SL3845-7NN46-7AA0
Operating Instructions 04/2017 203
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