Siemens CU240S DP-F - Brake Control Relays

Functions
8.15 Brake functions
Control Units CU240S
Operating Instructions, 11/2006, A5E00766042B AA
8-75
8.15.1.1 Brake Control Relays
Overview
There are two types of brake control relays:
● Brake Module (Relay Brake Module)
● Safe Brake Module (Safe Brake Module)
The Safe Brake Module and the Brake Module are different variants of the same device (for
details see option description "Brake Module Instructions".
Connections of Brake Module and Safe Brake Relay:
&RQQHFWLRQWREUDNHFRLO
LQVLGHWKHPRWRU
*URXQG(DUWK
)O\LQJOHDGWR3RZHU0RGXOH
Figure 8-50 Brake Relay
M
3~
PE
Brake Module
&75/
5(/$<
'&9
$&9
To Power
Module (A/B)
to
Power Module
Figure 8-51 Wiring of Brake Relay