Siemens SINAMICS S220 Equipment Manual page 159

The Motor Modules are equipped with a motor and holding brake connection:
• X1: Motor and holding brake connection for Single Motor Modules 3 A to 30 A
• X1 - X2: Motor and holding brake connection for Double Motor Modules 2x3 A to 2x18 A
Description
Table 8-4 X1 - X2: Motor and holding brake connection for Motor Modules 3 ... 30 A, 2x3 ... 2x18 A
X1 - X2: Motor and holding brake connection
The holding brake must be connected via outputs BR+ and BR- of connector X1 or X2. It is not permissible that the BR-
1)
conductor is directly connected to the electronics ground M.
Booksize power units
Equipment Manual, 09/2023, A5E53307519B AA
8.3 Motor Modules 3 ... 30 A and 2x3 ... 2x18 A
Termi‐ Designation
nal
BR+ Holding brake con‐
nection 1)
BR-
Motor PE/ground
connection
U2 Motor connection
V2
W2
Motor Modules
Technical data
Output voltage: 24 V DC
Maximum load current: 2 A
Minimum load current: 0.1 A
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