Compact Hardware Installation Instructions
SINAMICS G120
Brake Relay and Safe Brake Relay
Fitting the Brake Modules (PM240 / PM250 / PM260) Fitting the Brake Modules (PM240-2 / PM240P-2 / PM250)
DimensionsConnection diagrams
%UDNHUHOD\
Frame size F
%UDNHUHOD\
Frame size GX
PM240-2/PM240P-2
Side-mounted Brake Module
PM240-2 / PM250 FSD/FSE
Rear-mounted Brake Module
%UDNH0RGXOH
PM240-2 / PM250 FSF
Rear-mounted Brake Module
%UDNH0RGXOH
48.4 mm
29.7 mm
2.97 mm
68.8 mm
67.9 mm
59 mm
Ø4.5 mm
48.4 mm
21.2 mm
11.8 mm
68.8 mm
63.4 mm
59 mm
Ø4.5 mm
Brake Relay Module Safe Brake Relay Module
Safe Brake Relay (with 24 V DC external supply)
'&9
H[WHUQ
%UDNH
FRLO
%UDNHFRQWUROFRQQHFWLRQ
FDEOHWRWKHLQYHUWHU
%5
%5
6DIH%UDNH5HOD\
&75/
0
0
Brake Relay (with 24 V DC external supply)
'&9
%UDNH
FRLO
%UDNHFRQWUROFRQQHFWLRQ
FDEOHWRWKHLQYHUWHU
%UDNH5HOD\
&75/
9DULVWRU9RU
WUDQVLOGLRGH
Brake Relay (with 230 V AC or 400 V AC supply)
$&9$&9
Rectifier module
e.g. in the motor terminal box
%UDNH
FRLO
%UDNHFRQWUROFRQQHFWLRQ
FDEOHWRWKHLQYHUWHU
%UDNH5HOD\
&75/
Mean time to failure when controlling Siemens brake is 500,000 operations.
Mit Siemens-Bremsen werden im Mittel 500 000 störungsfreie Schaltvorgänge erreicht.