Siemens SINAMICS G130 Engineering Manual page 151

In the following diagram the operation principles of both safety functions are shown.
Wiring and operating principles of the Safe Torque Off and Safe Stop 1 function
At the various types of SINAMICS components the inputs of the safety functions have different terminal markings.
These are shown in the following table:
Component
Control Unit CU320
S120 Single Motor Module Booksize
(also S120 Cabinet Module of type
Booksize Cabinet Kits)
S120 Single Motor Module Chassis
S120 Cabinet Module without the
Booksize Cabinet Kits, G130, G150,
S150,
S120 Double Motor Module Booksize
S120 Liquid Cooled,
Single Motor Module Chassis
S120 Power Module Blocksize with
CUA31
S120 Power Module Blocksize with
CU310
S120 Power Module Chassis with
CU310
For further information regarding the terminals please refer to the equipment manuals.
Connections at the Power Units for safety functions
General Engineering Information for SINAMICS
1st switch-off signal path
X122.1....4 / X132.1...4 (on CU320)
digital inputs 0 to 7
(see CU320)
(see CU320)
(see CU320)
(see CU320)
(see CU320)
X121.1...4 (at CU310)
digital inputs 0 to 3
X121.1...4 (at CU310)
digital inputs 0 to 3
SINAMICS Engineering Manual - May 2008
Engineering Information
2nd switch-off signal path
(see Motor Modules / Power Modules)
X21.3 and X21.4 (at Motor Module)
X41.1 and X41.2 (at CIB board)
X21.3 and X21.4 (Motor connection X1)
X22.3 und X22.4 (Motor connection X2)
(at Motor Module)
X9.7 and X9.8
X210.3 and X210.4 (at CUA31)
X120.7 and X120.8 (at CU310)
X41.1 and X41.2 (at CIB board)
© Siemens AG
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